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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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挑错有奖

Other genetic similarities suggested they all ________ a single, common ancestor about 300 years ago.

A．had

B．have had

C．have

D．had had

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相关试题

The engineers are so busy that they have no time for outdoor sports activities, ________ they have the interest.

A．wherever

B．whenever

C．even if

D．as if

题型：未知
难度：未知

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These countries ________ too many wars since ancient time.

A．went through

B．have gone by

C．went by

D．have gone through

题型：未知
难度：未知

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——How about ____New Year party yesterday evening?
—— I think it was _________ success.

A．a; a

B．the; a

C．a; /

D．the;/

题型：未知
难度：未知

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——Let’s go and have a good drink tonight.
——__________. Have you got the first prize in the competition?

A．What for?

B．Thanks a lot.

C．Yes. I’d like to

D．Why not?

题型：未知
难度：未知

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Usually an adult man can grow about 1.7 meters tall, _____ a few may grow as short as 1.3 meters.

A．while

B．or

C．for

D．so

题型：未知
难度：未知

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