By _______ the heart ______a pump, he helped the children to understand its function.

试卷相关题目

• 1Little Tom admitted ____ in the shop, ____ that he wouldn't do that in future.

  A.to have stolen; promising

  B.stealing; promised

  C.to stealing; promised

  D.having stolen; promising

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• 2Don't you just adore ________ in a hot bath?

  A.to lie

  B.lying

  C.lay

  D.lain

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• 3It is the end of my tiring day，and I really appreciate________time to relax.

  A.to have

  B.to have had

  C.having

  D.of having

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• 4— What about the student in your class, Mr. Wang?— The doctor said that ________  sleep caused him poor memory and poor concentration.

  A.lacking of

  B.lacked in

  C.lacking

  D.lack for

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• 5You can never imagine  ________ across the Atlantic Ocean in only five days.

  A.Peter to sail

  B.Peter to have sailed

  C.Peter sailing

  D.Peter sail

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• 6You can't imagine what great trouble the doctor had________the patient.

  A.treat

  B.treating

  C.to treat

  D.treated

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• 7-My best friend's in a bad mood.-How about ________ her some flowers?

  A.giving

  B.given

  C.to give

  D.give

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• 8Fishing is his favourite hobby and____________ .    

  A.he'd like to collect coins as well

  B.he feels the collecting coins, too

  C.to collect coins is also his hobby

  D.collecting coins also gives him great pleasure

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• 9As a result of the serious flood,two-thirds of the buildings in the area_______．

  A.need repairing

  B.needs to repair

  C.needs repairing

  D.need to repair

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• 10It's difficult to imagine his ____________the decision without any consideration.    

  A.accept

  B.accepting

  C.to accept

  D.accepted

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