16. New methods of technology . . . in building houses now. a) are usingb) are being usedc) have been used17. A lot of things we wear must . . . . a) dry-cleanb) be dry-cleaned c) being dry-cleaned18. Peter was sure that the dog could . . . , so he jumped into the river. a) saveb) be savedc) to be saved19. I1 . . . that the question . . . still . . . in the State Duma. a) told; had . . . been debatedb) was said; is . . . debatedc) was told; was . . . being debated20. The students . . . work hard by the new teacher. a) madeb) were madec) were made to21. It . . . that the scientist has made a new discovery. a) is knownb) had been knownc) was known22. Traffic rules . . . followed. a) can beb). must bec) may be23. The terrorists . . . by the police. a) wantb) are wantedc) are wanting24. The girl didn’t suspect that she . . . at as she spoke. a) was being laughedb) laughingc) laughed25. The chairman said that such an important fact should . . . on. a) commentb) be commented c) being commented26. He didn’t. . . for the work, so he felt he . . . a fool of. a) was paid; was makingb) get paid; was madec) get paid; had been made27. Jerry hadn’t been to that house before, that’s why he . . . . a) got lostb) had lost c) was lost28. They promise that the hotel. . . by the end of the year. a) will buildb) will have been builtc) had been built 29. The speakers didn’t want. ,. as they were pressed for time,a) being interruptedb) to be interrupted c) to have been interrupted30. Some people. . . in international politics. a) interestb) are interestingc) are interested