1. How you (learn) to drive? – My father (teach) me. 2. Yesterday I (be) very tired, so I (go) to bed early and (fall) asleep at once. 3. Look! Somebody (break) the vase. –Well, I (not to do) it. – I wonder who it (be) then. 4. How many plays Shakespeare (write)? 5. My aunt is a writer. She (write) three books. 6. Where is your key? – I don't know. It seems to me I (lose) it. 7. Last Sunday the children (lose) their way in the forest and (come) home late in the evening. 8. My parents (get) married in Moscow. 9. What do you think of my English? – I think you (improve) it greatly. 10. Newton (be) a scientist who (discover) the universal law of gravitation. 11. My grandmother (do) French at school but she (forget) most of it. 12. She (fail) an exam but now she (pass) it. 13. When he (arrive)? – He (arrive) at 2.00. 14. You (lock) the door when you left the house? 15. I (read) these books when I was at school. I (enjoy) them very much. 16. I (not see) him for three years. I wonder where he is. 17. He (not smoke) for two weeks. He is trying to give up.