IV. Put the verbs in brackets in the correct verb tense: the Present Perfect or Past Simple. 1. They (not see) the film Titanic yet. 2. Tom (call) his boss yesterday. 3. John (read) the letter from Mary already. 4. We (not begin) to learn for the test yet. 5. I (meet) Robert at the supermarket this morning. 6. Nancy (be) to Viet Nam several times. 7. I (not see) your brother yet. 8. When (your father/ give up) smoking? 9. My pen isn’t here any more. Someone (take) it already. 10. The motorbike looks clean, (you/ wash) it?

1. They (not see) haven't seen the film Titanic yet.

`->` Hiện tại hoàn thành

2. Tom (call) called his boss yesterday.

`->` Quá khứ đơn

3. John (read) has read the letter from Mary already.

`->` Hiện tại hoàn thành

4. We (not begin) haven't begun to learn for the test yet.

`->` Hiện tại hoàn thành

5. I (meet) met Robert at the supermarket this morning.

`->` Quá khứ đơn

6. Nancy (be) has been to Viet Nam several times.

`->` Hiện tại hoàn thành

7. I (not see) haven't seen your brother yet.

`->` Hiện tại hoàn thành

8. When did your father give up (your father/ give up) smoking?

`->` Quá khứ đơn

9. My pen isn’t here any more. Someone (take) has taken it already.

`->` Hiện tại hoàn thành

10. The motorbike looks clean, (you/ wash) have you wash it?

`->` Hiện tại hoàn thành