17. I know Mr. Brown; we ______ to each other at an international conference.

A. are introduced　 　　　　　　　 B. are been introduced　

C. were introduced　　 D. had been introduced

16. --Alice came back home the day before yesterday.

--Really? Where ______?

A. has she been　　　 B. had she been　　 C. has she gone　　　 D. had she gone

15. --I will come to attend your lecture at 10:00 tomorrow.

--I’m sorry, by then my lecture will have ended and I ______ my guests in my office.

A. is being met　　 B. will meet　 C. will be meeting　　 D. will have met

14. The traffic in our city is already good and it ______ even better.

A. gets　　　　 B. got　　　 C. has got　　　　 D. is getting

13. They won’t buy new clothes because they ______ money to buy a new house.

A. save　　　 B. are saving　　　　　 C. have saved　　　　　 D. were saving

12. --Why? Tom, your shirt is so dirty!

--Mum, I ______ my storeroom downstairs.

A. cleaned　 B. have cleaned　 C. was cleaning　 D. have been cleaning

11. --We ______ that you would fix the TV set this week.

--I’m sorry. I ______ to fix it this week, but I’ve been too busy.

A. had expected; had intended　　　　　 B. are expecting; had intended

C. expect; intend　　　　　　　　　　 D. expected; intend

10. I can guess you were in a hurry. You ______ your sweater inside out.

A. had worn　　 B. wore　　　　 C. were wearing　　 D. are wearing

9. --Have you finished the report?

--No. I ______ it all this week.

A. will do　　 B. had done　　　　 C. have done　　 D. have been doing

8. --What ______ when I phoned you?

--I ______ my work, and I wanted to go out.

A. have you done; finished　　　　　　 B. were you doing; have finished

C. did you do; had just finished　　　 D. were you doing; had just finished