Thefirstdecadeofthe21stcentury

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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

The first decade of the 21^st century _____ the breathtaking and non-stop development of China.

A．witnesses

B．witnessed

C．will witness

D．had witnessed

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18. I used to be a very delighted girl. I guess no human being could have passed _______ childhood.

A．a happy

B．a happier

C．the happier

D．the happiest

题型：未知
难度：未知

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17. The new outline will throw light _______ students’ understanding of history.

A．upon

B．at

C．of

D．Over

题型：未知
难度：未知

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--- Well, Linda, I’m sorry but I have to leave.
--- _______. I hope to hear from you soon.

A．So am I

B．Enjoy yourself

C．Don’t be so sad

D．Keep in touch

题型：未知
难度：未知

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15. Researchers _______ to develop vaccines and this will probably take several months to complete.

A．are working

B．worked

C．will work

D．has worked

题型：未知
难度：未知

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14. Water can absorb and give off a lot of heat, thus ________ a stable environment.

A．creating

B．to creat

C．created

D．being created

题型：未知
难度：未知

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