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更新 2022-09-03
科目英语
题型单选题
难度中等
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With the help of high technology, more and more new substances ___in the past few years.

A．discovered	B．have discovered
C．had been discovered	D．have been discovered

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We know a good deal about the people who lived in China 4, 000 years ago, because they ______write and leave written records for those who lived after them.

A．could

B．should

C．must

D．shall

题型：未知
难度：未知

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Trees are useful to man mainly in three ways, the most important of which is that they can protect ______ from droughts (干旱) and floods.

A．it

B．itself

C．himself

D．him

题型：未知
难度：未知

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— made Daisy wild with joy？
—Her success in the A-level exam this year.

A．How was it that	B．When was it that
C．Why was it that	D．What was it that

题型：未知
难度：未知

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For environmental reasons，we as well take these waste products and have them recycled.

A．shou1d

B．would

C．might

D．could

题型：未知
难度：未知

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The film Avatar will be on tonight but it’s at l：30am. I don’t want to that late.

A．stay up

B．show of

C．put up

D．get off

题型：未知
难度：未知

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