ourearth，orelseitwillbenolonge

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更新 2022-09-03
科目英语
题型单选题
难度中等
浏览 1843

挑错有奖

________our earth，or else it will be no longer fit for us to live on.

A．Protecte

B．To protect

C．Protecting

D．Protect

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相关试题

Our teacher always gives us two or three tips before the answers.

A．giving up

B．giving away

C．giving in

D．giving off

题型：未知
难度：未知

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Except on official such as formal receptions, American society has a certain amount of informality.

A．cases

B．situations

C．conditions

D．occasions

题型：未知
难度：未知

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There is little doubt in your mind that he is innocent,?

A．is there

B．isn’t there

C．is he

D．isn’t he

题型：未知
难度：未知

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—Happy birthday!
—Thank you! It is the best present I for.

A．should have wished

B．must have wished

C．may have wished

D．could have wished

题型：未知
难度：未知

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—I am sorry for being late. I should have telephoned earlier.
. I have just arrived.

A．That is to trouble

B．You are welcome

C．That is all right

D．You can never tell

题型：未知
难度：未知

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