The problem of the polluted river _____ right away to prevent possible danger to

题型：天津同步题难度：来源：

The problem of the polluted river _____ right away to prevent possible danger to the local people.[ ]
A. should be solved
B. should have been solved
C. may be solved
D. might have been solved

答案

举一反三

The man in the corner be Mr. White. He is attending a conference in the City Hall. [ ]
A. mustn"t
B. may not
C. needn"t
D. can"t

题型：天津同步题难度：| 查看答案

It____have been Tom that parked the car here, as he is the only one with a car.  [     ]
A. may
B. must
C. can
D. should

题型：江西省月考题难度：| 查看答案

You cough heavily all day. I think you really _____give up smoking.[     ]
A. can
B. may
C. ought to
D. would

题型：江西省月考题难度：| 查看答案

—You just think of yourself!
—Why      you think that way? [     ]
A. must
B. could
C. should
D. might

题型：天津同步题难度：| 查看答案

— I heard they went skiing in the mountains last winter.
— It ________ true because there was little snow there. [     ]
A. may not be
B. won"t be
C. couldn"t be
D. will be

题型：山东省模拟题难度：| 查看答案