TheUNhaswarnedthat,naturalsyst

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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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The UN has warned that,_____ natural systems like forests and wetlands disappear , mankind is losing the services they provide such as protection from extreme weather.

A．while

B．once

C．when

D．as

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To answer correctly is more important than ___.

A．finishing quickly

B．you finish quickly

C．to finish quickly

D．a quickly finish

题型：未知
难度：未知

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Great changes ___ in our city since 1977.

A．take place

B．have taken place

C．took place

D．are taken place

题型：未知
难度：未知

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The fact has worried many scientists ______ the earth is getting warmer and warmer these years.

A．what

B．which

C．that

D．though

题型：未知
难度：未知

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—How about your journey to Mount Emei?
—Everything was wonderful except that our car _________ twice on the way.

A．slowed down

B．broke down

C．got down

D．put down

题型：未知
难度：未知

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—Do you mind my opening the window? It’s a bit hot in here.
—, as a matter of fact.

A．Go ahead

B．Yes, my pleasure

C．Yes, I do

D．Come on

题型：未知
难度：未知

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