The traffic is not busy now. We _____ arrive before dark. [ ]A. should B. mu

题型：模拟题难度：来源：

The traffic is not busy now. We _____ arrive before dark.

[ ]

A. should
B. mustn"t
C. need
D. can"t

答案

举一反三

— I wonder if I can board the plane with this return ticket.
— There _____ be no problem. Your ticket is valid until the end of this month.

[ ]

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

题型：模拟题难度：| 查看答案

— Linda hasn"t shown up yet.
— It"s strange. She _____.

[ ]

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

题型：模拟题难度：| 查看答案

— I want someone to write the composition for me.
— No! As a student, you _____ depend on yourself.

[ ]

A. shall
B. will
C. can
D. may

题型：模拟题难度：| 查看答案

Haven"t I repeated that you _____ have a holiday on Saturday if you work hard?

[ ]

A. should
B. shall
C. must
D. have to

题型：模拟题难度：| 查看答案

It was so quiet in the classroom that a needle _____ to drop onto the floor.

[ ]

A. could hear
B. was to be heard
C. could have been heard
D. must be heard

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