(    ) 16. He used to play_______ soccer, but now he enjoys playing _______ piano.

(    ) 17. Lucy thinks that ____ English movies is the best way to learn English..

(    ) 18. Don’t talk so ­­­­______. I can’t understand what you’re saying.

A. slowly       B. clearly            C. easily        D. quickly

(    ) 19. ---Do you often get on-line?

---Yes. I ______ most of my time on it .It’s a good way to kill time.

A. cost　    B. spend       C. pay      D. take

(    ) 20. I didn’t _____ I made a mistake until my teacher told me.

A. find      B. realize      C. remember D. tell

(   )21. No teenagers _________to drive because they are not serous enough.

C. shouldn’t allow   D. shouldn’t be allowed   

(    ) 22. He decided to concentrate ____ English because he just failed the exam.

A. on       B. in         C. at         D. to

(    ) 23. ______ it was late at night, my mother was still working hard.

A. Even though   B. If   C. Because D.

(    ) 24. My mother ____ me when I won the first prize in the speech competition.

        C. paid attention to                                                D. was interested in

(    ) 25. ---Do you mind my asking you a personal question?  

---_____, any questions are welcome.

 A. Never      B. Sure          C. Of course    D. Yes