Đặt động từ vào đúng thì (quá khứ đơn hoặc hiện tại hoàn thành) 1) I(just/finish)____ my homework. 2) Mary( already/wirte)____ five letters. 3) Tom(move)____ to this town in 1994. 4) My firend(be)____ in Canada two years ago. 5) I(not/be)____ to Canada so far. 6) But I( already/travel)____ to London a couple of times. 7) Last week, Mary and Paul(go)____to the cinema. 8) I can't take any pictures because I( not/buy)____ a new flim yet. 9)(they/spend)____ their holidayin New Zealand last summer? 10)(you/ever/see)____ a whale?

Cách làm:

1) Dùng just + quá khứ đơn: I (just finished) my homework.
2) Dùng already + hiện tại hoàn thành: Mary (has already written) five letters.
3) Dùng quá khứ đơn: Tom (moved) to this town in 1994.
4) Dùng quá khứ đơn: My friend (was) in Canada two years ago.
5) Dùng hiện tại hoàn thành + so far: I (have not been) to Canada so far.
6) Dùng hiện tại hoàn thành: But I (have already traveled) to London a couple of times.
7) Dùng quá khứ đơn: Last week, Mary and Paul (went) to the cinema.
8) Dùng hiện tại hoàn thành: I can't take any pictures because I (have not bought) a new film yet.
9) Dùng quá khứ đơn: Did they (spend) their holiday in New Zealand last summer?
10) Dùng ever + quá khứ đơn: Have you ever seen a whale?

Câu trả lời:
1) I just finished my homework.
2) Mary has already written five letters.
3) Tom moved to this town in 1994.
4) My friend was in Canada two years ago.
5) I have not been to Canada so far.
6) But I have already traveled to London a couple of times.
7) Last week, Mary and Paul went to the cinema.
8) I can't take any pictures because I have not bought a new film yet.
9) Did they spend their holiday in New Zealand last summer?
10) Have you ever seen a whale?

5) I have not been to Canada so far.

4) My friend was in Canada two years ago.

3) Tom moved to this town in 1994.

2) Mary has already written five letters.