20. Hardly ______________ when it began to rain.

A. had the game begun　 B. began the game　

C. the game had begun　 D. did the game begin

19. ________ for the free tickets, I would not have gone to the films so often.

　A. If it is not　　 B. Were it not　　 C. Had it not been　　 D. If they were not

18. The Governor demanded that all the proposals _______ on May 1^st.

　 A. must be submitted　 B. be submitted　 C. submitted　 D. were submitted

17. -Do you know what _____ influenza A (H1N1) has?

　　 -A high temperature, throat pain and so on.

A. signals　 　　　　　　 B. roots　　　 C. symptoms　　 D. treatments

16. -I really thought I would be offered the chance.

　 　-Oh, well,　　　　 , Jack.

　 A. you’re right　　　 B. best wishes　　 C. better luck next time　 D. congratulations