Exercise8 Chia các động từ trong ngoặc ra thì simple past (quá khứ thường) hoặc present perfect (hiện tại hoàn thành): 1) We

Exercise8 Chia các động từ trong ngoặc ra thì simple past (quá khứ thường) hoặc present perfect (hiện tại hoàn thành):
1) We (study) ……………a very hard lesson the day before yesterday.
2) We (study) …………………………………almost every lesson in this book so far.
3) We (never/watch)……………………..that television program.
4) We (watch) …………………an interesting program on television last night.
5) My wife and I …………………………….……(travel) by air many times in the past
6) My wife and I (travel)……………………………. to Mexico by air last summer
7) I (read) ………………that novel by Hemingway sevaral times before.
8) I (read) …………………….that novel again during my last vacation .
9) I (have) …………………….a little trouble with my car last week.
10) However,I (have )……………………. no trouble with my car since then.
11) I (have ) ………………..this toy since my birthday.
12) We (live )………………….in HN for ten years now and like it a lot.
13) The last time I (go) ……………………to HN was in May
14) When my parents were on holiday I ( stay)……………… with my aunt for a week
15) I (not/ see ) my son for ages .He (not visit ) ……………………..me since May
16) Tom ( be) …………….to HN twice .He loves it very much
17) My sister (work ) ……………………for an enterprise for two years .That was after college
18) I (move)……………… to HN in 2001 .I (be ) ………….there a long time now
19) It was so cold today that I (wear)…………… a sweater at school
20) So far this month there (be )……………………. three robberies in this street
21) When I was young I (meet )…………..him three times
22) In the past few years ,it (become )………….. more and more difficult to get into university
23) I (feel )………………better since I ( live) ……………….here
24) Since I (be ) ……………………in this city I ( not see)…………… him