Edisonwasacleverboy,andhewasfo

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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

Edison was a clever boy, and ______ he was fourteen, he had learned advance mathematics by himself.

A．whenever

B．by the time

C．the moment

D．ever since

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-----Have you heard the amazing news?
-----But it _______ be true. Anyone with common sense won’t believe it.

A．mustn’t

B．can’t

C．may not

D．shouldn’t

题型：未知
难度：未知

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All 5 children of the Blacks, _______ are now working abroad, will come back for their parents’ 50^th wedding anniversary.

A．two of whom

B．two of them

C．both of whom

D．both of them

题型：未知
难度：未知

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We live in a society _______ there is a great deal of debate about competition.

A．which

B．where

C．when

D．that

题型：未知
难度：未知

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With his mother_______ him, he is getting on well with his work.

A．helping

B．to help

C．help

D．helped

题型：未知
难度：未知

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In the past half-century, average incomes _______ quickly in developed countries, yet happiness levels have remained almost the same.

A．have risen

B．had risen

C．rose

D．rise

题型：未知
难度：未知

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