—Jackie Chan has donated dollars to charity.—He is an example to us all.A

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—Jackie Chan has donated dollars to charity.
—He is an example to us all.

A．thousand

B．thousands

C．thousand of

D．thousands of

答案

解析

略

举一反三

All the visitors live on floor.
A. two B. second C. the second

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The government of Chongqing is building ________ cheap and good houses for the people.

A．thousand

B．thousands

C．thousand of

D．thousands of

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—If a="4," b="5," what’s the answer to the question “ a + 2ab +1 =?”
 — .


A．Forty-fifth

B．Forty-five


C．Twenty-three

D．One hundred and twenty-one

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Eight students in our school are from countryside.
A hundreds B hundred C hundreds of D hundred of

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The river is very long and it is about .

A．20 metres wide

B．15 metres long

C．30 metres high

D．50 metres tall

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