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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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Los Angeles Times reported that researchers may have found a way to ______ human life by changing certain genes, so that humans might expect to live twice as long.

A．extend	B．preserve
C．multiply	D．transform

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---May I take your order now?
---______.

A．Yes, two hamburgers	B．No, my affairs are in order
C．Yes, we must obey orders	D．No, it isn’t my order

题型：未知
难度：未知

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We were all surprised when he made it clear that he ______ office soon.

A．leaves

B．left

C．would leave

D．had left

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Many new______ will be opened up in the future for those with a university degree.

A．realities

B．necessities

C．probabilities

D．opportunities

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Most birds find it safe to sleep in the trees, but ______ they have eggs or young chicks, they don’t use a nest.

A．why

B．how

C．where

D．unless

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难度：未知

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There is a saying that acting before thinking always _________ failure.

A．requires of

B．results from

C．results in

D．belongs to

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难度：未知

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