Ex. 1. open the brackets using the right form of the infinitive after verb must. 1. he looks intelligent. he must (be) a good chess player. 2. they must still (play chess), they really must (make) a break. 3. ted looks upset. he must (lose) the game again. 4. the friends must (play) chess non-stop the whole day. 5. "something must (keep) the children," said aunt molly. "they must still (look) for the dog." 6. she went red in the face. she must (offend). 7. he must (know) about her state of mind long before, but finally he came to say that they must (do) something about it. 8.1 realized that it must (be) a wrong word to use in a lady's presence, and that now i must (apologize). 9. he must never (be) poor. how should he know what poverty is? 10. the browns must (fail) to get in touch with us. 11. the children must never (suffer), however difficult the situation may be. 12. janice's number is still engaged. she must (be) on the phone all morning. 13. the dean must (misunderstand) me. i didn't really mean that. 14. "oh, you mustn't (go) yet." he protested. "you must (come) and see my new kitchen." — "oh, it must (cost) you a fortune with all those new prices! " 15. she must really (make) your life unbearable all these years.

Answer

Объяснение:

1. He looks intelligent. He must be a good chess player. 2. They must have still been playing chess, they really must make a break. 3. Ted looks upset. He must have lost the game again. 4. The friends must have been playing chess non-stop the whole day. 5. "Something must keep the children," said Aunt Molly. "They must have still looking for the dog." 6. She went red in the face. She must have been offended. 7. He must have known about her state of mind long before, but finally he came to say that they must do something about it. 8. I realized that it must have been a wrong word to use in a lady's presence, and that now I must apologize. 9. He must have never been poor. How should he know what poverty is? 10. The Browns must have failed to get in touch with us. 11. The children must never suffer, however difficult the situation may be. 12. Janice's number is still engaged. She must have been being on the phone all morning. 13. The Dean must have misunderstood me. I didn't really mean that. 14. "Oh, you mustn't have gone yet." he protested. "You must come and see my new kitchen." — "Oh, it must have cost you a fortune with all those new prices!" 15. She must have really made your life unbearable all these years.