GRAMMAR EXERCISES Ex. 12. Make the following sentences negative and interrogative:
1. This course assumes previous knowledge of the subject. 2. Secondary schools offer a wide range
of subjects. 3. The lecturer speaks so fast. 4. Sam has English classes every other day. 5. Freshmen
find it difficult to study. 6. He usually comes to the classes in time. 7. Our students work hard. 8.
Educational programmes support academic research. 9. They usually meet at the entrance to Social
Sciences Department. 10. American students have a lot of experience in testing.
Fill in the gaps with the correct verb form (Present Perfect or Past Simple).
1. Alice … her homework an hour ago. (finished)
2. We … the floor. (have already swept)
3. My mum … the dog … . (has not walked / yet)
4. I … a good mark in English. (have just got)
5. They … their granny last month. (visited)
6. Who … the flowers? (watered / has watered)
7. Have you bought a new carpet? - Sorry, I … it … . (have not bought / yet)
8. Kate … new curtains … . (has not sewn / yet)
9. The girls … home. (have just come)
10. He … sandwiches yesterday. (brought)
1. Nina (celebrated) her birthday yesterday. Her room looked beautiful, there (were) many flowers in it. When I (came) in, somebody (was playing) the piano, two or three pairs (were dancing). 2. Listen! Somebody (is playing) the piano. 3. I (like) music very much. 4. When I (looked) out of the window, it (was raining) heavily and people (were hurrying) along the streets. 5. What were you (doing) at seven o'clock yesterday? - - I (was having) supper. 6. When I (came) home yesterday, I (saw) that all my family (were sitting) round the table. Father (was reading) a letter from my uncle who (lives) in Kiev. 7. Where were you yesterday? — I (was) at home the whole day. — How strange. I (rang) you up at two o'clock, but nobody (answered). — Oh, I (was) in the garden. I (was reading) your book and (did not hear) the telephone. 8. What were you (doing) at five o'clock yesterday? — I (was working) in the library. — I (was) there, too, but I (did not see) you. 9. Yesterday I (was working) at my English from five till seven. 10. It (was raining) the whole day yesterday. 11. Where is your sister now? — She (was) in her room. She (was doing) her homework.
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