---_______ they stop to have a rest? ---No, let them go on.A．WillB．WouldC．ShallD

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---_______ they stop to have a rest?
---No, let them go on.

A．Will

B．Would

C．Shall

D．Should

答案

解析

略

举一反三

My bicycle is nowhere to be found. Who ___ have been using it?

A．should

B．must

C．could

D．might

题型：不详难度：| 查看答案

It is required that each of the students chosen _____ good preparations ahead of time.

A．has to make

B．will make

C．should make

D．must make

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PART TWO LANGAGE KNOWLEDGE SECTION A
Directions: Beneath each of the following sentences are 4 choices marked A, B9 C and D. Choose the answer that best completes the sentence.
It is reported that in the next few years the earth________possibly be hit by more extreme weather like storms.
A. would B. may C. could D. should

题型：不详难度：| 查看答案

______I be free tomorrow，I could go with you．

A．Could

B．Should

C．Might

D．Must

题型：不详难度：| 查看答案

I ______ her, but I never could.

A．ought to help

B．must help

C．must have helped

D．ought to have helped

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