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Chuyển các câu sau sang dạng PHỦ ĐỊNH và NGHI VẤN ở thì QUÁ KHỨ HOÀN THÀNH :
1, After she had cleaned her house up she went to the mall.
(-) After she hadn't cleaned her house up she went to the mall
(?) Had after she cleaned her house up she went to the mall ?
2, By the time I met Mr.Nam he had been a teacher.
(-) By the time I didn't met Mr Nam he had been a teacher
(?) Did by the time I met Mr Nam he had been a teacher ?
1. “I am chatting with my American pen pal now,” Peter said.
-> Peter said he was chatting with his American pen pal then.
2. “My brother doesn’t learn hard enough,” she said.
-> She said her brother didn't learn hard enough.
3. “I am reading a novel by Charles Dickens,” she said.
-> She said she was reading a novel by Charles Dickens.
4. “Trung plays the piano beautifully,” they said.
-> They said he played the piano beautifully.
5. “I must clean the floor now,” she said to me.
-> She asked me she must clean the floor then.
6. “My brother doesn’t like listening to Rock music,” she said.
-> She said her brother didn't like listening to Rock music.
7. “Our teacher can speak three languages fluently,” they said.
-> They said their teacher could speak three languages fluently.
8. “We’re very proud of our school uniform,” said the girls.
-> The girls said they was very proud of their school uniform.
9. “My daughter will take the English exam at the language centretomorrow,” the woman said.
-> The woman said her daughter would take the English exam at the language centre the following day.
10. “There is an interesting movie on TV tonight,” Hoa said to me.
-> Hoa asked me there was an interesting movie on TV that night.
11. “Mom, my friends are going to visit me this weekend,” she said.
-> She said Mom, her friends were going to visit her that weekend.
12. “My grandmother is watching the weather forecast now", Minh said.
-> Minh said his grandmother was watching the weather forecast then.
13. "We will visit Nguyen Du memorial next Sunday", their monitor said.
-> Their monitor said they would visit Nguyen Du memorial the following Sunday.
14. “I’m having a wonderful time with my friends here,” Mary said to her parents.
-> Mary asked her parents she was having a wonderful time with her friends there.
15. “The students should not wear casual clothes at school,” a journalist said.
-> A journalist said the students should not wear casual clothes at school.
16. “I would like to go abroad for study when I finish this course,” Nam said.
-> Nam said he would like to go aboard for study when he finished that course.
17."Many people don't believe in the eristence of the UFOs,"they said
->They said they didn't believe in the existence of the UFOs.
18. “We will collect the garbage around the school yard, ” our teacher said to us.
->Our teacher said to us we would collect the garbage around the school yard.
19. “Wearing the ao dai makes you look more graceful," my friend said.
->My friend said that wearing the Ao dai makes me look more graceful.
20. “We will not wait for you if you come late tomorrow morning," they said.
->They said they wouldn't wait for me is I came late the next day.
1 Nam didn't write an essay in literature class this morning.
Did Nam write an essay in literature class this morning?
2 I didn't watch TV yesterday morning.
Did you watch TV yesterday morning?
3 Nam and you weren't in the E club last Tuesday.
Were Nam and you in the E club last Tuesday?
4 They didn't eat noodles two hours ago.
Did they eat noodles two hours ago?
5 We didn't always have a nice time on Christmas holiday in the past.
Did you always have a nice time on Christmas holiday in the past?
6 My father didn't decorated the Christmas tree
Did your father decorated the Christmas tree?
7 She didn't buy a new dress yesterday.
Did she buy a new dress yesterday?
8 They weren't late at school.
Were they late at school?
9 Mr.Tam didn't take his children to the museum last Sunday.
Did mr.Tam take his children to the museum last Sunday?
10 Hoa didn't make a cushion for her armchair.
Did Hoa make a cushion for her airmchair?
Chuyển các câu khẳng định sang câu phủ định và nghi vấn:
1. Peter went to the supermarket a few minutes ago.
(-) Peter didn't go to the supermarket a few minutes ago.
(?) Did Peter go to the supermarket a few minutes ago?
2. They puplished "Easy 5" three months ago.
(-) They didn't puplish "Easy 5" three months ago.
(?) Did they puplish "Easy 5" three months ago?
3. His parents travelled to Hong Kong last year.
(-) His parents didn't travel to Hong Kong last year.
(?) Did his parents travel to Hong Kong last year?
4. Daisy was very happy when she scored high marks in the final exam.
(-) Daisy wasn't happy when she scored high marks in the final exam.
(?) Was Daisy happy when she scored high marks in the final exam?
5. They were excited about the film last night.
(-) They weren't exicted about the film last night.
(?) Were they excited about the film last night?
Chuyển các câu khẳng định sang câu phủ định và nghi vấn:
1. Peter went to the supermarket a few minutes ago.
(-) Peter didn't go to the supermarket a few minutes ago.
(?) Did Peter go to the supermarket a few minutes ago?
2. They puplished "Easy 5" three months ago.
(-) They didn't puplish "Easy 5" three months ago.
(?) Did they puplish "Easy 5" three months ago??
3. His parents travelled to Hong Kong last year.
(-) His parents didn't travell to Hong Kong last year.
(?) Did his parents travell to Hong Kong last year?
4. Daisy was very happy when she scored high marks in the final exam.
(-) Daisy wasn't very happy when she scored high marks in the final exam.
(?) Was Daisy very happy when she scored high marks in the final exam?
5. They were excited about the film last night.
(-) They weren't excited about the film last night.
(?) Were they excited about the film last night?
(+) I have learned English for 10 years
(-) I haven't learned English for 10 years
(?) Have I learned English for 10 years?
(+) He has studied new lessons.
(-) He hasn't studied new lessons yet.
(?) Has he studied new lessons?
3 vd còn lại bạn làm tương tự nhe
Đổi các câu sang nghi vấn và phủ định.
1.Jack went to the shop
=> Did Jack go to the shop ?
=> Jack did not go to the shop .
2.He bought some eggs.
=> Did he buy some eggs ?
=> He didn't buy some eggs .
3.Joe fell and hurt his arm.
Joe didn't fall and hurt his arm.
Did Joe fall and hurt his arm ?
1, => did jack go to the shop ?
=> jack did not go to the shop .
2,=>did he buy some eggs ?
=>he didn't buy some eggs .
3,=>joe didn't fall and hurt his arm.
=>did joe fall and hurt his arm ?
chúc bạn học tốt 
Công thức chuyển câu chủ động sang câu bị động các bạn học theo bảng dưới đây nhé!
Thì | Chủ động | Bị động |
Hiện tại đơn | S + V(s/es) + O | S + am/is/are + P2 |
Hiện tại tiếp diễn | S + am/is/are + V-ing + O | S + am/is/are + being + P2 |
Hiện tại hoàn thành | S + have/has + P2 + O | S + have/has + been + P2 |
Quá khứ đơn | S + V(ed/Ps) + O | S + was/were + P2 |
Quá khứ tiếp diễn | S + was/were + V-ing + O | S + was/were + being + P2 |
Quá khứ hoàn thành | S + had + P2 + O | S + had + been + P2 |
Tương lai đơn | S + will + V-infi + O | S + will + be + P2 |
Tương lai hoàn thành | S + will + have + P2 + O | S + will + have + been + P2 |
Tương lai gần | S + am/is/are going to + V-infi + O | S + am/is/are going to + be + P2 |
Động từ khuyết thiếu | S + ĐTKT + V-infi + O | S + ĐTKT + be + P2 |
và ngược lại