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* Gerunds and infinitives
* the present perfect.
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DO YOU KNOW ... ? |
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Gerunds and infinitives We can use gerunds and infinitives to describe the purpose of something. Example: - A ruler is used to draw straight lines. - A ruler is used for drawing straight lines. - We can use a ruler to draw straight lines. |
Thì quá khứ đơn: Động từ bất quy tắc Chúng ta có thể dùng danh động từ để miêu tả chức năng, mục đích của vật gì đó. Ví dụ: - |
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Gerunds and infinitives
Complete the definitions or uses of the inventions using the correct forms of the verbs given (V-ing or to-infi nitive).
1. A laptop or a smartphone can be used for (get)
2. You can use social networking sites (create)
Gerunds and infinitives
Choose the best option.
1. When you're tired of carrying lots of books or novels when you travel, an e-book reader may help – it is used (read) _________ electronic books, newspapers or magazines.
A. to read
B. reading
C. read
2. If you want to relax without using a smartphone with a small screen or a bulky laptop, you can use a handheld video game device (play) _________ computer games.
A. playing
B. play
C. to play
Gerunds and infinitives
Choose the appropriate option.
1. A food processor is used for (chop) chopping / to chop up or (mix) mixing / to mix food.
2. We can use a USB stick (store) storing / to store a lot of music or video files.
Gerunds and infinitives
Think of an item in your classroom or house. Describe it to a partner, using a gerund or an infinitive. See if your partner can guess what it is.
Example:
Student A: This is used for making clothes clean.
Student B: Is it a washing machine?
Student A: That's right.
The present perfect
Label the timelines below with the words from the box.
| 1. | 2. |
| 3. | 4. |
(Kéo thả hoặc click vào để điền)
The present perfect
Match the beginnings in A with the ends in B.
A B
The present perfect
Now, put the verbs within brackets in the present simple or the present perfect.
1. Kim (break) breaks / has broken her arm, so she can't play badminton.
2. He (look) looks / has looked unhappy because he (lose) loses / has lost all his money.
3. ‘You (know) Do you know / Have you known that woman?' ‘I do, but I (forget) forget / have forgotten her name.'
4. ‘I (ask) ask / have asked for help from the teacher.' ‘Me too.'
5. He (leave) left the desk unlocked, so all the valuables in it (disappear) disappears / have disappeared.
The present perfect
The following paragraph is about the importance of computers. Choose the correct option for each gap.
| Life without computers (1) ________ simply impossible now. Computers (2) ________ every aspect of our lives. Since the time they (3) ________ invented, computers (4) ________ great technological progress in different fields. Along with computers, the Internet (5) ________ the developments in technology. However, many people argue that computers (6) ________ physical contact between people. For example, teenagers now (7) ________ chatting on the computer to meeting face to face. Do you agree? |
| 1. A. seems | B. has seemed | 5. A. aids | B. has aided |
| 2. A. affected | B. have affected | 6. A. killed | B. have killed |
| 3. A. were | B. have been | 7. A. prefer | B. have prefered |
| 4. A. encouraged | B. have encouraged |
The present simple
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Join the beginnings and ends to make complete sentences.
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