29.— Isn’t that Ann’s husband over there?

29.— Isn’t that Ann’s husband over there?
— No,it _______ be him.I’m sure he doesn’t wear glasses.
A.can’t B.must not
C.won’t D.may not (全国I0429)
29.You ______ be tired – you’ve only been working for an hour.
A.must not B.won’t
C.can’t D.may not (全国II 0429)
21.I often see lights in that empty house.Do you think I _____ report it to the police?
A.should B.may
C.will D.can (全国III 0421)
27.Mr.White _____ at 8:30 for the meeting,but he didn’t’ show up.
A.should have arrived B.should arrive
C.should have had arrived D.should be arriving (全国III 0427)
28.Children under 12 years of age in that country ________ be under adult supervision when in a public library.
A.must B.may
C.can D.need (上海0421)
31.— Who is the girl standing over there?
— Well,if you know,her name is Mabel.
A.may B.can
C.must D.shall (天津0431)
24.“The interest _______be divided into five parts,according to the agreement made by both sides,” declared the judge.
A.may B.should
C.must D.shall (重庆0424)
26.—Excuse me.Is this the right way to the Summer Palace?
—Sorry,I am not sure.But it be.
A.might B.will
C.must D.can (湖北0426)
28.－Excuse me,but I want to use your computer to type a report.
－You have my computer if you don’t take care of it.
A.shan’t B.might not
C.needn’t D.shouldn’t (湖南0428)
29.—Mum,I’ve been studying English since 8 o’clock._______ I go out and play with Tom for a while?
—No,I'm afraid not.Besides,it’s raining outside now.
A.Can’t B.Wouldn’t
C.May not D.Won’t (辽宁0429)
32.—I’ll tell Mary about her new job tomorrow.
—You________ her last week.
A.ought to tell B.would have told
C.must tell D.should have told (福建0432)
26.I ____ pay Tracy a visit,but I am not sure whether I will have time this Sunday.
A.should B.might

a can't be不可能
c
a 应该
a should have done本应该
d
31天津没空.
b
a might be 可能,但不确定
a 不准
a 难道我不能
d should have done本应该
a