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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: - |
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)
- to get
- getting
- to send
- sending
2. You can use social networking sites (create)
- creating
- to create
- to contact
- contacting
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.
