III. Put the verbs into the correct tense (simple past or present perfect simpi 1. We (study) Qe. Stu.ded... a very hard lesson yesterday. 2. I (read) ...... that novel by Hemingway several times before. 3. We (study) ..... .almost every lesson in this book so far. 4. My wife and I (travel) ...... to Mexico by air last summer. 5. I (have) ..... ..a little trouble with my car last week. 6. What you (do)....... yesterday? 7. How long you (learn).. .... English? 8. Ton never (be) ..... in Hanoi. 9. Oh no! Someone(steal) .... my bag. 10.Steven (live) in London since 1990. 11. We (leave)...... ...... Singapore six months ago. 12.I never(eat) ...... .... snake meat. 13.Diana (meet) ...... .Simon for dinner last night. 14.1 (just / finish) ..... ... my homework. 15.Mary (already / write) . .... five letters. 1.6.Tom (move)....... to this town in 1994. 17.My friend (be) ... ... in Canada two years ago. 18.1 (not / be) .... .... to Canada so far. 19.But I (already / travel) to London a couple of times. to the cinema. 20.Last week, Mary and Paul (go) ....