Scientists photographed for the first time ever _____ wild gorillas used a stick to test the depth of a pool before getting into it, according to a recent study.

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• 1People traveling long distances frequently have to decide ______they would prefer to go by land, sea or air.

  A.which

  B.how

  C.why

  D.whether

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• 2--- The patient looks much better. _____ is it that has made him _____ he is today? --- Perhaps the special medicine and his family's patient care.   

  A.What; that

  B.That; that

  C.What; what

  D.What; which

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• 3The art center is ______ used to be Factory 789 and _______ millions of tractors were made.

  A.what; where

  B.where; where

  C.that; which

  D.where; which

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• 4The government has announced that a modern city will be set up in ____ is still a wasteland now .

  A.what

  B.which

  C.that

  D.where

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• 5.---Where's that report? ---I brought it to you ________ you were in Mr. Black's office yesterday.

  A.if

  B.when

  C.because

  D.before

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• 6____is certain is _______ prevention is more important than treatment .

  A.It;that

  B.What;that

  C.As;what

  D.What;what

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• 7Lee Yu chun was titled as the top thin beauty in Ansia ,  _______ caused a lot of disagreements in the field of entertainment.

  A.that

  B.which

  C.as

  D.it

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• 8The English play ________ my students acted at the New Year's party was a great success.

  A.for which

  B.at which

  C.in which

  D.on which

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• 9“It looks as if he were drunk.” “So it does. _____.”

  A.He'd better give up drinking

  B.He shouldn't have drunk so much

  C.Health is more important than drink

  D.I wonder why he is always doing so

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• 10_________to reach them on the phone, we sent an email instead.

  A.Fail

  B.Failed

  C.To fail

  D.Having failed

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