— Why are those people gathering in the middle of the street?— I don"t know. The

题型：甘肃省模拟题难度：来源：

— Why are those people gathering in the middle of the street?
— I don"t know. There ______ be an accident. [     ]
A. must
B. would
C. can
D. might

答案

举一反三

Just be patient.  You  ___ expect the world to change so  soon. [     ]
A. can"t
B. needn"t
C. may not
D. will not

题型：同步题难度：| 查看答案

It____be the  postman at the door. It"s only six o"clock. [     ]
A. mustn"t
B. can"t
C. won"t
D. needn"t

题型：同步题难度：| 查看答案

The police still   haven"t found the lost child, but they"re doing all they  ____.    [     ]
A. can
B. may
C. must
D. should

题型：同步题难度：| 查看答案

The traffic is heavy  these days. I ____ arrive a bit late, so could you save me a place?[     ]
A. can
B. must
C. need
D. might

题型：同步题难度：| 查看答案

— ____ I take the   book out?
— I"m afraid not.   [     ]
A. Will
B. May
C. Must
D. Need

题型：同步题难度：| 查看答案