Historical experience can as a most important source of information.A．serveB

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Historical experience can as a most important source of information.

A．serve

B．use

C．regard

D．prove

答案

解析

略

举一反三

This is a story completely by him, so don’t rust him.

A．discovered

B．invented

C．found

D．known

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It is much easier to talk about social change than to .

A．bring it on

B．bring it about

C．bring it up

D．bring it out

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A dark blue design will not on a blackboard.

A．clear up

B．go up

C．show up

D．pick up

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He 20 dollars for his old bike the other day.

A．paid

B．took

C．spent

D．offered

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---Bob’s the branches from the tree. Go and for firewood. Bill!
---Do you think I’m really for his kind of work?

A．cut away; cut it up; cut through	B．cut off; cut it down; cut out
C．cut away; cut it up; cut out	D．cut off; cut it down; cut out

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