A: Where’s Kate?　　　　　

B: She____1____ (go) to London.

A: When __2____ she ___3____(leave)?

B: She ___4____(leave)early this morning.

A: How __5____ she ____6____ (go) there?　

B: She ___7___ (go) there by plane .

A: When __8__she ___9____ (come) back ?

B: Sorry, I don’t know. Perhaps she ____10____(get) back in a month.

10. Look! They ___________ their classroom.

　 A. clean 　　　　　　　　　　　 B. are cleaning　　　　 C. cleaned 　　　　　　　 D. was cleaning

9. My sister ____ for three years before she went to college.

A. had worked 　　　　　　 B. worked 　　　　　　　 C. has worked 　　　　 D. have worked

8. He said that he _____ never _____　 such a beautiful picture before.

A. has…seen　　　　　　　　 B. had ….seen 　　　　 C. have …seen 　　　 D. was …seeing

7. By the time Dave got up , his mother _______ breakfast.

A. has cooked 　　　　　　 B. had cooked 　　　　 C. cooked 　　　　　　　 D. have cooked

6. They ____ 100,000 trees by the end of 1994.

A. planted 　　　　　　　　　 B. has planted 　　　　 C. have planted 　　　 D. had planted

5. My uncle ___ since he left school.

A. smoked 　　　　　　　　　 B. was smoking 　　　 C. has smoked 　　　　 D. had smoked

4. Lucy and Lily ______ in Beijing for nearly two years.

A. are 　　　　　　　　　　　　 B. were　　　　　　　　　 C. will be 　　　　　　　 D. have been

3. My father has lived here ______ .

A. for three years 　　　　　　　　　　　　　　　　　　　 B. since three years

C. for three years ago　　　　　　　　　　　　　　　　　 D. three years ago

2. They got here ____.

A. a moment ago　　　　　　　　　　　　　　　　　　　　 B. for a moment

C. since a moment ago　　　　　　　　　　　　　　　　 D. sometimes