Whileotherscientistsarekeeping

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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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While other scientists are keeping____eye on changes in the H5N1 bird flu strain, the scientists in England are working on vaccines, in case it becomes highly infectious in ____humans.

A．a , /

B．an, /

C．the, an

D．an, the

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Linda, make sure the tables __________ before the guests arrive.

A．be set

B．are set

C．set

D．are setting

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When I got to the checkout counter, I realized I didn’t have enough money, so I kept ______ I really needed and left the rest.

A．which

B．that

C．what

D．where

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— Hey! Here is a message on my cell phone, telling me to send money to …
— Delete it! It’s a trick. Many a person _________ by such tricks.

A．has been cheated	B．have been cheated
C．were cheated	D．was cheated

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. Teachers recommend parents ___ their children under 12 to ride bicycles to school for safety.

A．not allow

B．do not allow

C．couldn’t allow

D．mustn’t allow

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Sarah, hurry up. I’m afraid you can't have time to _____ before the party.

A．get dressed

B．get changed

C．get changing

D．get dressing

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