At night, plants _________carbon dioxide and at the same time _________oxygen. So, we may put some in our bedrooms to purify the air.

试卷相关题目

• 1When you rewrite the paragraph, I advise you to______ the last sentence as it is rather misleading.  

  A.point out

  B.make out

  C.leave out

  D.put out

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• 2What time is it now? My watch is________.

  A.out of shape

  B.out of place

  C.out of step

  D.out of order

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• 3We ________ contact with each other for years. And last week we ________ contact again.

  A.lost; made

  B.have been out of; got into

  C.had been out of; made

  D.came; kept

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• 4(2012·潍坊高二检测) Driving a car is not so difficult as you imagine, if you _______ the rules.

  A.depend on

  B.believe in

  C.turn to

  D.stick to

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• 5All the doctors in the hospital insisted that he ______ badly wounded and that he ____ at once.

  A.should be; be operated on

  B.was; must be operated on

  C.was; should be operated

  D.was; be operated on

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• 6Jane tried to keep up a calm appearance, but her trembling voice ________ her _______.

  A.gave; in

  B.gave; out

  C.gave; up

  D.gave; away

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• 7The US first lady Michelle Obama gave speeches in Beijing University, which _______ Chinese students’ heated discussions about going abroad for further study.

  A.turn on

  B.go down

  C.set off

  D.come up

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• 8Don't worry. It's just _______ a regular blood test. It'll finish within seconds.

  A.other than

  B.rather than

  C.no more than

  D.much more than

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• 9There is no need for you to go on a diet; you are only slightly overweight ______ your height.

  A.in case of

  B.in relation to

  C.in return for

  D.in response to

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• 10Jane tried to keep up a calm appearance，but her trembling voice ______.

  A.gave her away

  B.gave her out

  C.gave her in

  D.gave her up

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