A. Complete the sentences with must, may/might, can’t/couldn’t:
1. He (play) golf now. But I’m not sure.
2. He (play) golf now. I’m sure.
3. He (play) golf now. I don’t believe it.
4. He (play) golf yesterday. But I’m not sure.
5. He (play) golf yesterday. I’m sure.
6. He (play) golf yesterday. I don’t believe it.

B. Complete the sentences with must, may/might, can’t/couldn’t:
1. She (do) archery now. But I’m not sure.
2. She (do) archery now. I’m sure.
3. She (do) archery now. I don’t believe it.
4. She (do) archery yesterday. But I’m not sure.
5. She (do) archery yesterday. I’m sure.
6. She (do) archery yesterday. I don’t believe it.

C. Complete the sentences with must, may/might, can’t/couldn’t:
1. She (do) karate now. I don’t believe it.
2. She (go) cycling yesterday. But I’m not sure.
3. He (play) cricket now. But I’m not sure.
4. She (do) snorkelling yesterday. I’m sure.
5. You (do) judo yesterday. I don’t believe it.
6. She (play) rugby now. I’m sure.

2. Rewrite the sentences can/could, may/might, must.
Model: It is probably a very interesting book. – It must be a very interesting book. It was probably a very interesting book. It must have been a very interesting book.

1. It is/was probably a very interesting game.

2. I’m sure he goes/went in for sports.

3. It is possible that they will lose/ have lost the game.

4. It is impossible that they will lose/have lost the game.

5. I don’t believe that the trainer was satisfied with the results of the game.

6. Probably the tall boy is the best boxer.

7. Perhaps this fencer will take part in the tournament.

8. This golf player didn’t lose the tournament. I don’t believe it.

9. I’m sure it is a wonderful stadium.

10. Perhaps the task was too difficult for them.

3. Complete the sentences with must or can’t:
1. That man a doctor, he’s too young. 2. This be Tom’s house. It has a covered porch, two bay windows on the first floor and it’s number is 13, just like he said. 3. Laura have much money or she would buy a new car. Her old one is fallen apart. 4. His life be easy, he’s unemployed now. 5. Where’s Kate? She in the gym, she often goes there at this time. 6. The food is really good at that restaurant. They have a great chef. 7. He at work now, it’s too late. 8. Marry has got lots of books, she really like reading. 9. You’ve eaten a lot. You be hungry. 10. There something wrong with computer. I can’t switch it on.

4. Complete the sentences with must and must have V3 (past participle)
1. She (practice) a lot before she gave a speech. It was wonderful. 2. I can’t find my keys! I (leave) them in the office. 3. There is no light in the windows, they (already leave). 4. Liza has a lot of flowers, she (love) gardening. 5. If they haven’t eaten all day, they (be hungry). 6. It (rain) a lot. There are puddles everywhere. 7. She has a large library, she love books. 8. Tom (tell) lies. He is a reliable and honest person. 9. He (play) tennis now. I saw him five minutes ago. 10. John (swim) in the morning. He was seen in the swimming pool.

5. Complete the sentences with may/might and can’t/couldn’t + have V3 (past participle).
1. He (come and visit) you at the weekend. Anyway, I’ll give you a ring. 2. I sent the letter two days ago, so he (get) it by now. 3. He is rather late. He (miss) the bus. 4. They (move) house yet. I saw them in town. 5. I nave a stomachache, I (eat) too much last night or I (have) some virus. 6. She was with a man, I didn’t recognize, it (be) her brother, but I’m not sure. 7. I (join) a sports club in summer, but I haven’t decided yet. 8. I (see) him yesterday, but I’m not sure. 9. The aunt (come and see) us at the weekend, but I’m not sure. 10. We (swim) in the evening, if nothing interferes.

timofeevaanyut    3   28.04.2020 14:40    3