Atlastthedeterminationandpatie

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更新 2022-09-03
科目英语
题型单选题
难度较易
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At last the determination and patience of the scientists _______in 1996 with a breakthrough -------- the cloning of Dolly the sheep.

A．paid off

B．paid out

C．paid back

D．paid up

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Either Jane or Steven _____ watching TV now.

A．were

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_________ time and labor, cartoonists generally draw the hands of their characters with only 3 fingers and a thumb．

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—Come in, please．Make yourself at home．
—I'm glad you like it．

A．Thanks．You have a nice place here．

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—Which one can I take?
—-You can take__________ of them; I'll keep none．

A．both

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