Ex1: chia đt trong ngoặc ở thì htht
1. She (be) ......... Here since Monday
2. Mike (live)........... In Hanoi for 4 years
3. I (not write) ............ To her
4. I (know) ........... Her for a long time
5. My father (work) ........... For that company for 2 years
6. They (play) ........ Football since 2 pm
7. My father (teach).......... For that shook 2 years?
8. I (not see) ........... Him yet
Ex2:
1. She............. (wait) for two hours to see you
2. She...............(be) to America
3. John...........(see) that film several times
4. They.............. (live) in this street for a long time
5. She.........(not speak) to me since last week
6. We............ (study) every lesson in the book, so far
Ex3: correct Ben's in present prefect
1. Laura never(win) a beauty contest
2. I(not listen) to the new Tom waits CD yet?
3. (you see) any good films recently
4. The population of India (increase) since 1992
5. You ever (write) a love letter for Valentine's Day?
6. You ever (meet) a famous person
7. We already (see) the film at home
8. My boy friend (give) up smoking for 2 months
9. You can have that newspaper. I ( finish) with it
10. You ever (eat) sushi?
11. She (not/come) here for a long time
12. I (work) here for three years
13. You ever (be) to new york?
14. You (not/do) you project yet, I suppose
15. I just (see) Andrew and he says he already (do) about half of the plan
