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1. I went to the box office at lunch time, but they ____had already sent_________________ (already / sell) all thetickets.2. They told me they (not, eat) _______had not eaten_______________ such kind of food before.3. I _______took___ (take) the book back to the library when I ______was reading____ (read) it.4. The house was very quiet when I _____got_____ (get) home. Everybody ___had gone______ (go) out fordinner.5. After she ______had filled____ (fill) the basket, she ___went_______ (go) to...
Đọc tiếp

1. I went to the box office at lunch time, but they ____had already sent_________________ (already / sell) all the
tickets.
2. They told me they (not, eat) _______had not eaten_______________ such kind of food before.
3. I _______took___ (take) the book back to the library when I ______was reading____ (read) it.
4. The house was very quiet when I _____got_____ (get) home. Everybody ___had gone______ (go) out for
dinner.
5. After she ______had filled____ (fill) the basket, she ___went_______ (go) to the check out.
6. Yesterday morning I ____remembered______ (remember) the answer to the question Bob _____had asked_____ (ask)
me the night before, so I _____phoned_____ (phone) him.
7. Angela asked me how to use the photocopier. She _____had never used________________ (never / use) it
before, so she ____didn't know______ (not / know) what to do.
8. Two days ago I ___met_____ (meet) an old friend who I _____hadn't seen__________ (not see) for years.
9. By the time we _____arrived______ (arrive) at the hall, the lecturer ______had made__ (make) half of his speech.
10.Before he _______moved__ (move) to London last week, Peter __had lived_______( live) in Paris for more than
10 years.
IV. VERB FORM
1. I‟m looking forward _______to meeting___ her again (meet)
2. The teacher requested us ___to do______ all the exercises in the book . (do)
3. A radio is used ______to listen_____to the news and music . (listen)
4. A computer can help us ____design_______houses , bridges and schools (design)
5. Would you like _____to go_______ out with me tonight? (go)

GIẢI THÍCH TẠI SAO RA ĐƯỢC ĐÁP ÁN ĐÓ.(QUAN TRỌNG LÀ GIẢI THÍCH ĐÁP ÁN).Mn giúp e bài này với ạ.

 

1
19 tháng 10 2021

1. I went to the box office at lunch time, but they ____had already sent_________________ (already / sell) all the tickets.

Hành động  thứ 2 xảy ra trước hành động thứ nhất trong quá khứ nên dùng QKHT, còn dùng thì QKĐ với sự việc xảy ra sau.


2. They told me they (not, eat) _______had not eaten_______________ such kind of food before.

Tường thuật: đổi thì hiên tại hoàn thành thành quá khứ hoàn thành do sự lệch nhau giữa thời gian tường thuật và thời điểm nói của câu gốc.


3. I _______took___ (take) the book back to the library when I ______had read____ (read) it.

Tôi đã mang trả cuốn sách về thư viện khi tôi đã đọc xong nó.

Câu này cách giải thích giống câu 1.


4. The house was very quiet when I _____got_____ (get) home. Everybody ___had gone______ (go) out for dinner. Câu này cách giải thích giống câu 1.

5. After she ______had filled____ (fill) the basket, she ___went_______ (go) to the check out. Câu này cách giải thích giống câu 1: Hành động được đề cập đầu tiên xảy ra và hoàn thành trước hoạt động thứ 2: Sau khi cô ấy đã lấp đầy cái giỏ, cô ấy đi thanh toán.

6. Yesterday morning I ____remembered______ (remember) the answer to the question Bob _____had asked_____ (ask) me the night before, so I _____phoned_____ (phone) him.  Câu này cách giải thích giống câu 1.

7. Angela asked me how to use the photocopier. She _____had never used________________ (never / use) it before, so she ____didn't know______ (not / know) what to do. Câu này cách giải thích giống câu 1.

8. Two days ago I ___met_____ (meet) an old friend who I _____hadn't seen__________ (not see) for years.Câu này cách giải thích giống câu 1.

9. By the time we _____arrived______ (arrive) at the hall, the lecturer ______had made__ (make) half of his speech. Câu này cách giải thích giống câu 1.

10.Before he _______moved__ (move) to London last week, Peter __had lived_______( live) in Paris for more than 10 years. Câu này cách giải thích giống câu 1.

IV. VERB FORM
1. I‟m looking forward _______to meeting___ her again (meet)              look forward to + V-ing: mong ngóng làm gì
2. The teacher requested us ___to do______ all the exercises in the book . (do)        request somebody to do something: yêu cầu ai làm gì
3. A radio is used ______to listen_____to the news and music . (listen) be used to do something: được sử dụng để làm gì (thể bị động)
4. A computer can help us ____design_______houses , bridges and schools (design) help sb do st: giúp ai làm gì
5. Would you like _____to go_______ out with me tonight? (go) Would like to do st: thích làm gì

19 tháng 10 2021

Dạ con cảm ơn cô ạ.

1. I went to the box office at lunch time, but they ____had already sent_________________ (already / sell) all the tickets. 2. They told me they (not, eat) _______had not eaten_______________ such kind of food before. 3. I _______took___ (take) the book back to the library when I ______was reading____ (read) it. 4. The house was very quiet when I _____got_____ (get) home. Everybody ___had gone______ (go) out for dinner. 5. After she ______had filled____ (fill) the basket, she ___went_______...
Đọc tiếp

1. I went to the box office at lunch time, but they ____had already sent_________________ (already / sell) all the tickets. 2. They told me they (not, eat) _______had not eaten_______________ such kind of food before. 3. I _______took___ (take) the book back to the library when I ______was reading____ (read) it. 4. The house was very quiet when I _____got_____ (get) home. Everybody ___had gone______ (go) out for dinner. 5. After she ______had filled____ (fill) the basket, she ___went_______ (go) to the check out. 6. Yesterday morning I ____remembered______ (remember) the answer to the question Bob _____had asked_____ (ask) me the night before, so I _____phoned_____ (phone) him. 7. Angela asked me how to use the photocopier. She _____had never used________________ (never / use) it before, so she ____didn't know______ (not / know) what to do. 8. Two days ago I ___met_____ (meet) an old friend who I _____hadn't seen__________ (not see) for years. 9. By the time we _____arrived______ (arrive) at the hall, the lecturer ______had made__ (make) half of his speech. 10.Before he _______moved__ (move) to London last week, Peter __had lived_______( live) in Paris for more than 10 years. IV. VERB FORM 1. I‟m looking forward _______to meeting___ her again (meet) 2. The teacher requested us ___to do______ all the exercises in the book . (do) 3. A radio is used ______to listen_____to the news and music . (listen) 4. A computer can help us ____design_______houses , bridges and schools (design) 5. Would you like _____to go_______ out with me tonight? (go) GIẢI THÍCH TẠI SAO RA ĐƯỢC ĐÁP.Mn giúp e bài này với ạ.

1
19 tháng 10 2021

1 had already sold

3 had read

19 tháng 10 2021

Giải thích tại sao ra các đáp án trên giúp e đc ko ạ. 

III. VERB TENSE: Put the verbs in brackets in the past perfect or past simple:1. I went to the box office at lunch time, but they _____________________ (already / sell) all thetickets.2. They told me they (not, eat) ______________________ such kind of food before.3. I __________ (take) the book back to the library when I __________ (read) it.4. The house was very quiet when I __________ (get) home. Everybody _________ (go) out fordinner.5. After she __________ (fill) the basket, she __________...
Đọc tiếp

III. VERB TENSE: Put the verbs in brackets in the past perfect or past simple:
1. I went to the box office at lunch time, but they _____________________ (already / sell) all the
tickets.
2. They told me they (not, eat) ______________________ such kind of food before.
3. I __________ (take) the book back to the library when I __________ (read) it.
4. The house was very quiet when I __________ (get) home. Everybody _________ (go) out for
dinner.
5. After she __________ (fill) the basket, she __________ (go) to the check out.
6. Yesterday morning I __________ (remember) the answer to the question Bob __________ (ask)
me the night before, so I __________ (phone) him.
7. Angela asked me how to use the photocopier. She _____________________ (never / use) it
before, so she __________ (not / know) what to do.
8. Two days ago I ________ (meet) an old friend who I _______________ (not see) for years.
9. By the time we ___________ (arrive) at the hall, the lecturer ________ (make) half of his speech.
10.Before he _________ (move) to London last week, Peter _________( live) in Paris for more than
10 years.
IV. VERB FORM
1. I‟m looking forward __________ her again (meet)
2. The teacher requested us _________ all the exercises in the book . (do)
3. A radio is used ___________to the news and music . (listen)
4. A computer can help us ___________houses , bridges and schools (design)
5. Would you like ____________ out with me tonight? (go)

GHI ĐÁP ÁN VÀ GIẢI THÍCH TẠI SAO RA ĐƯỢC ĐÁP ÁN ĐÓ.

(QUAN TRỌNG LÀ GIẢI THÍCH ĐÁP ÁN).

Mn giúp e bài này với ạ.

1
18 tháng 10 2021

1. I went to the box office at lunch time, but they ____had already sent_________________ (already / sell) all the
tickets.
2. They told me they (not, eat) _______had not eaten_______________ such kind of food before.
3. I _______took___ (take) the book back to the library when I ______was reading____ (read) it.
4. The house was very quiet when I _____got_____ (get) home. Everybody ___had gone______ (go) out for
dinner.
5. After she ______had filled____ (fill) the basket, she ___went_______ (go) to the check out.
6. Yesterday morning I ____remembered______ (remember) the answer to the question Bob _____had asked_____ (ask)
me the night before, so I _____phoned_____ (phone) him.
7. Angela asked me how to use the photocopier. She _____had never used________________ (never / use) it
before, so she ____didn't know______ (not / know) what to do.
8. Two days ago I ___met_____ (meet) an old friend who I _____hadn't seen__________ (not see) for years.
9. By the time we _____arrived______ (arrive) at the hall, the lecturer ______had made__ (make) half of his speech.
10.Before he _______moved__ (move) to London last week, Peter __had lived_______( live) in Paris for more than
10 years.
IV. VERB FORM
1. I‟m looking forward _______to meeting___ her again (meet)
2. The teacher requested us ___to do______ all the exercises in the book . (do)
3. A radio is used ______to listen_____to the news and music . (listen)
4. A computer can help us ____design_______houses , bridges and schools (design)
5. Would you like _____to go_______ out with me tonight? (go)

18 tháng 10 2021

Giải thích tại sao ra đc các đáp án trên giúp e với ạ.

III. VERB TENSE: Put the verbs in brackets in the past perfect or past simple:1. I went to the box office at lunch time, but they _____________________ (already / sell) all thetickets.2. They told me they (not, eat) ______________________ such kind of food before.3. I __________ (take) the book back to the library when I __________ (read) it.4. The house was very quiet when I __________ (get) home. Everybody _________ (go) out fordinner.5. After she __________ (fill) the basket, she __________...
Đọc tiếp

III. VERB TENSE: Put the verbs in brackets in the past perfect or past simple:
1. I went to the box office at lunch time, but they _____________________ (already / sell) all the
tickets.
2. They told me they (not, eat) ______________________ such kind of food before.
3. I __________ (take) the book back to the library when I __________ (read) it.
4. The house was very quiet when I __________ (get) home. Everybody _________ (go) out for
dinner.
5. After she __________ (fill) the basket, she __________ (go) to the check out.
6. Yesterday morning I __________ (remember) the answer to the question Bob __________ (ask)
me the night before, so I __________ (phone) him.
7. Angela asked me how to use the photocopier. She _____________________ (never / use) it
before, so she __________ (not / know) what to do.
8. Two days ago I ________ (meet) an old friend who I _______________ (not see) for years.
9. By the time we ___________ (arrive) at the hall, the lecturer ________ (make) half of his speech.
10.Before he _________ (move) to London last week, Peter _________( live) in Paris for more than
10 years.
IV. VERB FORM
1. I‟m looking forward __________ her again (meet)
2. The teacher requested us _________ all the exercises in the book . (do)
3. A radio is used ___________to the news and music . (listen)
4. A computer can help us ___________houses , bridges and schools (design)
5. Would you like ____________ out with me tonight? (go)

GHI ĐÁP ÁN VÀ GIẢI THÍCH TẠI SAO RA ĐƯỢC ĐÁP ÁN ĐÓ.

(QUAN TRỌNG LÀ GIẢI THÍCH ĐÁP ÁN).

Mn giúp e bài này với ạ.

0
III. VERB TENSE: Put the verbs in brackets in the past perfect or past simple:1. I went to the box office at lunch time, but they _____________________ (already / sell) all thetickets.2. They told me they (not, eat) ______________________ such kind of food before.3. I __________ (take) the book back to the library when I __________ (read) it.4. The house was very quiet when I __________ (get) home. Everybody _________ (go) out fordinner.5. After she __________ (fill) the basket, she __________...
Đọc tiếp

III. VERB TENSE: Put the verbs in brackets in the past perfect or past simple:
1. I went to the box office at lunch time, but they _____________________ (already / sell) all the
tickets.
2. They told me they (not, eat) ______________________ such kind of food before.
3. I __________ (take) the book back to the library when I __________ (read) it.
4. The house was very quiet when I __________ (get) home. Everybody _________ (go) out for
dinner.
5. After she __________ (fill) the basket, she __________ (go) to the check out.
6. Yesterday morning I __________ (remember) the answer to the question Bob __________ (ask)
me the night before, so I __________ (phone) him.
7. Angela asked me how to use the photocopier. She _____________________ (never / use) it
before, so she __________ (not / know) what to do.
8. Two days ago I ________ (meet) an old friend who I _______________ (not see) for years.
9. By the time we ___________ (arrive) at the hall, the lecturer ________ (make) half of his speech.
10.Before he _________ (move) to London last week, Peter _________( live) in Paris for more than
10 years.
IV. VERB FORM
1. I‟m looking forward __________ her again (meet)
2. The teacher requested us _________ all the exercises in the book . (do)
3. A radio is used ___________to the news and music . (listen)
4. A computer can help us ___________houses , bridges and schools (design)
5. Would you like ____________ out with me tonight? (go)

GHI ĐÁP ÁN VÀ GIẢI THÍCH TẠI SAO RA ĐƯỢC ĐÁP ÁN ĐÓ.

(QUAN TRỌNG LÀ GIẢI THÍCH ĐÁP ÁN).

Mn giúp e bài này với ạ.

1
18 tháng 10 2021

1. I went to the box office at lunch time, but they ____had already sent_________________ (already / sell) all the
tickets.
2. They told me they (not, eat) _______not to eat_______________ such kind of food before.
3. I _______took___ (take) the book back to the library when I ______was reading____ (read) it.
4. The house was very quiet when I _____got_____ (get) home. Everybody ___had gone______ (go) out for
dinner.
5. After she ______had filled____ (fill) the basket, she ___went_______ (go) to the check out.
6. Yesterday morning I ____remembered______ (remember) the answer to the question Bob _____had asked_____ (ask)
me the night before, so I _____phoned_____ (phone) him.
7. Angela asked me how to use the photocopier. She _____had never used________________ (never / use) it
before, so she ____didn't know______ (not / know) what to do.
8. Two days ago I ___met_____ (meet) an old friend who I _____hadn't seen__________ (not see) for years.
9. By the time we _____had arrived______ (arrive) at the hall, the lecturer ______made__ (make) half of his speech.
10.Before he _______moved__ (move) to London last week, Peter __had lived_______( live) in Paris for more than
10 years.
IV. VERB FORM
1. I‟m looking forward _______to meeting___ her again (meet)
2. The teacher requested us ___to do______ all the exercises in the book . (do)
3. A radio is used ______to listening_____to the news and music . (listen)
4. A computer can help us ____design_______houses , bridges and schools (design)
5. Would you like _____to go_______ out with me tonight? (go)

18 tháng 10 2021

2 hadn't eaten

3 took - had read

9 arrived - had made

IV

3 to listen

19 tháng 10 2021

1 had already sold

2 had gone

3 got 

4 had filled

5 hadn't seen

II. Put the verbs in the past perfect or past simple.1.  I went to the box office at lunch time, but they ________________________ (already/ sell) all the tickets.2.  I felt very tired when I got home, so I ___________________ (go) straight to bed.3. I felt better by the summer, but the doctor warned me not to do too much. I ______________ (be) very ill.4. At last, the committee were ready to announce their decision. They __________________ (make) up their mind.5. 'Was Tom at the party when you...
Đọc tiếp

II. Put the verbs in the past perfect or past simple.

1.  I went to the box office at lunch time, but they ________________________ (already/ sell) all the tickets.

2.  I felt very tired when I got home, so I ___________________ (go) straight to bed.

3. I felt better by the summer, but the doctor warned me not to do too much. I ______________ (be) very ill.

4. At last, the committee were ready to announce their decision. They __________________ (make) up their mind.

5. 'Was Tom at the party when you arrived?' 'No, he ________________ (go) home.'

6. Sorry I'm late. The car __________________ (break) down on my way here.

7. I ______________ (take) the book back to the library when I _____________________ (read) it.

8. The house was very quiet when I _______ (get) home.  Everybody _______________ (go) out for dinner.

9. After she ________________ (fill) the basket, I _____________ (go) to the check out.

10. Yesterday morning I ________________ (remember) the answer t the question Bob ________________ (ask) me the night before, so I _____________ (phone) him.

11. Last night, I ___________ (go) to Jim’s room and ___________ (knock) on the door but there ________ (be) no answer. Either  he ______________ (go) out or he _________________ (not want) to see anyone.

12. Angel asked me how to use the photocopier. She _______________________ (never/ use) it before, so she _________________ (not/ know) how to use.

13. Karen ___________________ (not want) to come to the cinema with us because she _______________
      ________ (already/ see) the film before.
14. When the students _____________ (do) the experiment, they _____________ (write) a report on it .

15. Two days a go I ____________ (meet) an old friend who I _________________ (not see) for years.

1
3 tháng 10 2021

undefined

3 tháng 10 2021

Khoe chữ à

II. Put the verbs in the past perfect or past simple.1.  I went to the box office at lunch time, but they ________________________ (already/ sell) all the tickets.2.  I felt very tired when I got home, so I ___________________ (go) straight to bed.3. I felt better by the summer, but the doctor warned me not to do too much. I ______________ (be) very ill.4. At last, the committee were ready to announce their decision. They __________________ (make) up their mind.5. 'Was Tom at the party when you...
Đọc tiếp

II. Put the verbs in the past perfect or past simple.

1.  I went to the box office at lunch time, but they ________________________ (already/ sell) all the tickets.

2.  I felt very tired when I got home, so I ___________________ (go) straight to bed.

3. I felt better by the summer, but the doctor warned me not to do too much. I ______________ (be) very ill.

4. At last, the committee were ready to announce their decision. They __________________ (make) up their mind.

5. 'Was Tom at the party when you arrived?' 'No, he ________________ (go) home.'

6. Sorry I'm late. The car __________________ (break) down on my way here.

7. I ______________ (take) the book back to the library when I _____________________ (read) it.

8. The house was very quiet when I _______ (get) home.  Everybody _______________ (go) out for dinner.

9. After she ________________ (fill) the basket, I _____________ (go) to the check out.

10. Yesterday morning I ________________ (remember) the answer t the question Bob ________________ (ask) me the night before, so I _____________ (phone) him.

11. Last night, I ___________ (go) to Jim’s room and ___________ (knock) on the door but there ________ (be) no answer. Either  he ______________ (go) out or he _________________ (not want) to see anyone.

12. Angel asked me how to use the photocopier. She _______________________ (never/ use) it before, so she _________________ (not/ know) how to use.

13. Karen ___________________ (not want) to come to the cinema with us because she _______________
      ________ (already/ see) the film before.
14. When the students _____________ (do) the experiment, they _____________ (write) a report on it .

15. Two days a go I ____________ (meet) an old friend who I _________________ (not see) for years.

0
II. Put the verbs in the past perfect or past simple.1.  I went to the box office at lunch time, but they ________________________ (already/ sell) all the tickets.2.  I felt very tired when I got home, so I ___________________ (go) straight to bed.3. I felt better by the summer, but the doctor warned me not to do too much. I ______________ (be) very ill.4. At last, the committee were ready to announce their decision. They __________________ (make) up their mind.5. 'Was Tom at the party when you...
Đọc tiếp

II. Put the verbs in the past perfect or past simple.

1.  I went to the box office at lunch time, but they ________________________ (already/ sell) all the tickets.

2.  I felt very tired when I got home, so I ___________________ (go) straight to bed.

3. I felt better by the summer, but the doctor warned me not to do too much. I ______________ (be) very ill.

4. At last, the committee were ready to announce their decision. They __________________ (make) up their mind.

5. 'Was Tom at the party when you arrived?' 'No, he ________________ (go) home.'

6. Sorry I'm late. The car __________________ (break) down on my way here.

7. I ______________ (take) the book back to the library when I _____________________ (read) it.

8. The house was very quiet when I _______ (get) home.  Everybody _______________ (go) out for dinner.

9. After she ________________ (fill) the basket, I _____________ (go) to the check out.

10. Yesterday morning I ________________ (remember) the answer t the question Bob ________________ (ask) me the night before, so I _____________ (phone) him.

11. Last night, I ___________ (go) to Jim’s room and ___________ (knock) on the door but there ________ (be) no answer. Either  he ______________ (go) out or he _________________ (not want) to see anyone.

12. Angel asked me how to use the photocopier. She _______________________ (never/ use) it before, so she _________________ (not/ know) how to use.

13. Karen ___________________ (not want) to come to the cinema with us because she _______________
      ________ (already/ see) the film before.
14. When the students _____________ (do) the experiment, they _____________ (write) a report on it .

15. Two days a go I ____________ (meet) an old friend who I _________________ (not see) for years.

0
II. Put the verbs in the past perfect or past simple.1.  I went to the box office at lunch time, but they ________________________ (already/ sell) all the tickets.2.  I felt very tired when I got home, so I ___________________ (go) straight to bed.3. I felt better by the summer, but the doctor warned me not to do too much. I ______________ (be) very ill.4. At last, the committee were ready to announce their decision. They __________________ (make) up their mind.5. 'Was Tom at the party when you...
Đọc tiếp

II. Put the verbs in the past perfect or past simple.

1.  I went to the box office at lunch time, but they ________________________ (already/ sell) all the tickets.

2.  I felt very tired when I got home, so I ___________________ (go) straight to bed.

3. I felt better by the summer, but the doctor warned me not to do too much. I ______________ (be) very ill.

4. At last, the committee were ready to announce their decision. They __________________ (make) up their mind.

5. 'Was Tom at the party when you arrived?' 'No, he ________________ (go) home.'

6. Sorry I'm late. The car __________________ (break) down on my way here.

7. I ______________ (take) the book back to the library when I _____________________ (read) it.

8. The house was very quiet when I _______ (get) home.  Everybody _______________ (go) out for dinner.

9. After she ________________ (fill) the basket, I _____________ (go) to the check out.

10. Yesterday morning I ________________ (remember) the answer t the question Bob ________________ (ask) me the night before, so I _____________ (phone) him.

11. Last night, I ___________ (go) to Jim’s room and ___________ (knock) on the door but there ________ (be) no answer. Either  he ______________ (go) out or he _________________ (not want) to see anyone.

12. Angel asked me how to use the photocopier. She _______________________ (never/ use) it before, so she _________________ (not/ know) how to use.

13. Karen ___________________ (not want) to come to the cinema with us because she _______________
      ________ (already/ see) the film before.
14. When the students _____________ (do) the experiment, they _____________ (write) a report on it .

15. Two days a go I ____________ (meet) an old friend who I _________________ (not see) for years.

“Dream it. Wish it. Do it” – “Dám mơ. Dám ao ước. Dám làm.”

 

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4 tháng 10 2021

II. Put the verbs in the past perfect or past simple.

1.  I went to the box office at lunch time, but they _______had already sold_________________ (already/ sell) all the tickets.

2.  I felt very tired when I got home, so I ______________went_____ (go) straight to bed.

3. I felt better by the summer, but the doctor warned me not to do too much. I _______had been______ (be) very ill.

4. At last, the committee were ready to announce their decision. They _______________had made___ (make) up their mind.

5. 'Was Tom at the party when you arrived?' 'No, he _______had gone_________ (go) home.'

6. Sorry I'm late. The car ________broke__________ (break) down on my way here.

7. I ________took______ (take) the book back to the library when I _____________had read________ (read) it.

8. The house was very quiet when I ___got____ (get) home.  Everybody ________had gone_______ (go) out for dinner.

9. After she ______had filled__________ (fill) the basket, I ___________went__ (go) to the check out.

10. Yesterday morning I ______remembered __________ (remember) the answer t the question Bob _______had asked_________ (ask) me the night before, so I ______phoned_______ (phone) him.

11. Last night, I ______went_____ (go) to Jim’s room and _________knocked__ (knock) on the door but there __was______ (be) no answer. Either  he _______had gone_______ (go) out or he __________didn't want_______ (not want) to see anyone.

12. Angel asked me how to use the photocopier. She ____had never used___________________ (never/ use) it before, so she ______didn't know___________ (not/ know) how to use.

13. Karen ________didn't want___________ (not want) to come to the cinema with us because she ______had already seen_________
      ________ (already/ see) the film before.
14. When the students _______had done______ (do) the experiment, they _______wrote______ (write) a report on it .

15. Two days a go I _______met_____ (meet) an old friend who I ____________hadn't seen_____ (not see) for years.