Warmblooded animals live an active life even in freezing winter, which helps them to________their normal body temperature.

试卷相关题目

• 1How did it________that the ancient building was burnt down in an hour?

  A.happen

  B.occur

  C.take place

  D.come about

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• 2She made it quite clear that she was no longer going to______my selfishness and moodiness.

  A.put up with

  B.depend on

  C.care about

  D.catch up with

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• 3The work we are doing is quite difficult, so your support will certainly________.

  A.make any difference

  B.make a difference

  C.be very different

  D.be of some difference

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• 4—You are late again, Tom?—Sorry, but I got________a heavy traffic jam.

  A.caught in

  B.taken in

  C.put off

  D.held by

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• 5With so much noise of the traffic, I couldn't________and do my research work.

  A.put down

  B.settle down

  C.break down

  D.take down

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• 6I'm planning to hold a party in the open air, but I can make no guarantees because it________the weather.

  A.links with

  B.depends on

  C.connects to

  D.decides on

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• 7-Would you like to drink some coffee with some sugar or milk?-Oh，I'd like some milk________the coffee.

  A.added on

  B.added to

  C.added up to

  D.added up

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• 8When crossing the street, you should always________the traffic.

  A.watch

  B.watch out

  C.watch for

  D.watch out for

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• 9— Please forgive me to ________you________so late, but I have something urgent.— That's all right.What's the matter?

  A.call; by

  B.call; off

  C.call; in

  D.call; up

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• 10People have planted a great many trees in order to________wind and sand in the desert.

  A.hold down

  B.hold up

  C.hold back

  D.hold out

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