15.----- I won’t do it any more.

　 -----_______?

　 A. Why don’t　　 B. Why don’t do it any more　　 C. Why not　　 D. Why not to

14. Please stand _______ while I take your picture.

　 A. quiet　　　 B. silent　　　 C. still　　　　 D. calm

13.We don’t keep winning games _______ we keep playing well.

　 A. because　　 B. unless　　　 C. when　　　 D. while

12.Don’t touch the hot pan, or else you’ll get ______.

　 A. to burn　　 B. to be burnt　　　 C. burnt　　　　 D. burning

11. He is a poorly learned man. But he acts as though he _____ .

　　 A. is　　　 B. were　　　 C. should be　　　 D. seems to

10.He suggested that quick action should be ______ before things got even worse.

　 A. made　　　 B. held　　　　 C. taken　　　　　 D. carried

9. At this point, I cannot accept your suggestion, but I will keep it ____.

　 A.　 on mind　　 B.　 to mind　　　 C. off mind　　 D. in mind

8. It is nearly twelve clock now. Time is limited; let’s quickly _______ our discussion and go out for lunch.

　 A. make sure of　　 B. put an end to　　　 C. make the most of　　 D. get a start with