20. - I have ______ to apologize for the slight damage to your recorder.

- Never mind.

A. after all　　　　　　　 B. in the first place　　　　 C. at first　　　　　　　 　　　 D. as usual

19. - Rhoda looks hot and dry.

- So ______ you if you had a high fever.

A. do　　　　　　　　　　　 B. will　　　　　　　　　　　　　 C. are　　　　　　　　　　　　　 D. would

18. The women carrying babies, come in first, ________?

　 A. will you　　　 　B. will they　　　　　 C. don’t they　　　　 D. don’t you

17. We　______ with a number of plans and will give careful consideration to all of them.

A. have been presented　 B. are presenting　 　 C. have presented　　　 D. presented

16. - Is this school ______ our foreign friends visited the modern lab the other day?

-Yes, it is.

A. that　　　　　　　　　　 B. the one that　　　　　　　 C. in which　　　　　　 　　　 D. the one where

15. The beautiful views and the friendly people are ______ new comers like San Francisco.

A. when　　　　　　　　　 B. what　　　　　　　　　　　　 C. where　　　　　　　　　　　 D. why

14. The letter ______, he hurried to the supermarket to do some shopping.　　

A. posting　　　　　　　 B. posted　　　　　　　 　　　 C. having posted　　　　　 D. had been posted