Lastmonth,Americanscientistsst

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更新 2022-09-03
科目英语
题型单选题
难度较易
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Last month, American scientists started working on _____ project aimed at improving _______ ability to predict earthquake.

A．the; a

B．a; an

C．the; an

D．a; the

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Samsome knowledge of the computer just by watching others working on it.

A．

brought up

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That’s the new machine ______ parts are too small to be seen.

A．that

B．which

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I have a lot of readingsbefore the end of this term.

A．	completing	B．	to complete
C．	completed	D．	being completed

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