18.　It　is　usually　warm　in　my　hometown　in　March,　but　it　___　be　rather　cold　sometime. (2008 高考试题 福建卷 )

　　A.　must　　　　　　B.　can　　　　　　C.　should　　　　　　　D.　would

17.　John　promised　his　doctor　he　________　not　smoke,　and　he　has　smoked　ever　since. (2008北京卷)

　 　A.　might　　　B.　should　　C.　could　　D.　would.

16.　She　______　have　left　school,　for　her　bike　is　still　here. (2008 天津卷)

　　 　A.　can’t　　　　　B.　wouldn’t　　　　C.　shouldn’t　　D.　needn’t

15.　---I　can’t　find　my　purse　anywhere.

　　　 ---You ______have　lost　it　while　shopping.

　　 　A.　may　B.　can　C.　should　　D.　would

14.　 I told your frined how to get to the hotel, but perhaps I ____ have driven her there. (2007年陕西卷)

A. could　 B. must　 C. might　 D. should

13.　 _____ he had not hurt his leg, John would have won the race. (2007年全国卷II)

　 A. If　 B. Since　 C. Though　 D. When

12.　 The teacher ____ have thought Johnson was worth it or she wouldn't have wasted time on him, I suppose. (2007年安徽卷)

　 A. should　 B. can　 C. would　 D. must

11. –Turn off the TV, Jack. ______ your homework now? (2007年辽宁卷)

　 --Mum, just ten more minutes, please.

　 A. Should you be doing　　 B. Shouldn't you be doing

C. Couldn't you be doing　 D. Will you be doing

10.　 –What does the sign over there read? (2007年四川卷)

　 --“No person _____ smoke or carry a lighted cigarette, cigar or pipe in this area.” (2007年四川卷)

A. will　 B. may　 C. shall　 D. must

9.　 –Where is my dictionary? I remember I put it here yesterday. (2007年江西卷)

　 --You ______ it in the wrong place.

A. must put　 B. should have put　 C. might put　 D. might have put