1. The plates are clean. (wash up) - Someone must have washed them up.
2. There are some sandwiches on the kitchen table. Someone must have made them.
3. There are drops of water on the window outside. It must have rained.
4. He got only excellent marks at the exams. He must be a good student
5. She doesn’t even look in your direction. She must be angry with you.
6. Mary didn’t come to us yesterday. She must be ill.
7. The boy is smiling all the time. He must be reading something funny.
8. I shan’t bother you any longer. You must be tired.
9. I have never seen her so unbalanced. She must have been upset.
10. I found this baby bird at the foot of the tree. It must be fallen out of the nest.
11. Her eyes are swollen. She must have cried.
12. Fred left the office an hour ago. He must be at home now.
13. There is a tree right across the road. It must be blown down by the storm. 14. As soon as I switched my new electric cooker there was an explosion. There must be something wrong.
15. He promised to come at 5 but he didn’t. He must have forgotten his promise.
16. I didn’t hear the telephone. I must have fallen asleep.
17. He makes such mistakes! He must be very careless.
18. The taxi-driver got to the airport in half an hour. He must have driven very fast.
19. He never got the letter. It must have been sent to the wrong address.
20. The windows in the room are open. It must be stuffy inside.
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<span>1.
Next year we will have been studying (study) English for three years. 2. In summer my
brother will have been travelling (travel) in Siberia for a year. 3. In two years my friend's
father will have been working (work) at the factory for 30 years. 4. It will have been snowing (snow) for a week
tomorrow. 5. Next year she will have been giving (give) music lessons for twenty years.
6. In a month he will have been playing (play) football for seven years. 7. In ten minutes
they will have been discussing (discuss) this question for three hours. 8. In September they will have been building
(build) their country house for 2 years. 9. In two months she will have been working (work)
at school for ten years. 10. In half an hour they will have been writing (write) a
test-paper for two hours.
</span>
Ответ:
1. Hello! My name is Ben. I live in London. I am nine years old and I like chatting online with my friends.
2. Hello! I am Carlos and I am from Barcelona. I talk on my mobile phone almost every day.
3. Hello! I am Dana. I live in Nur-Sultan. I can use my mobile phone only on Saturdays and Sundays to talk with my friends.