20. ---Do you still remember the first time you _______with a girl?

　 ---Not exactly, but I must have been very nervous, hardly knowing what to say.

A. talked　　　　　　　　 B. had talked　　　　　 C. have talked　　　　 D. talk

19. ---How about your journey to Mount Four Sisters?

---Everything was wonderful _______ our car broke down several times on the way.

A. except　　　　　　　　　 B. except for　　　　　 C. except that　　　　 D. besides

18. Our teachers devoted themselves 　　　　__　to their work and it earned them a good reputation in Sichuan Province .

A. strongly　　　 　　　　 B. extremely　　　　　 C. entirely　　　 　 D. freely

17. He’s having a lot of trouble with his new computer, but she doesn’t know whom to______.

A. talk about　　　　　　　 B. look for 　　　　　 C. deal with　　 　　 D. turn to