This was the period ________ he first began the research and studies.

试卷相关题目

• 1Animals and plants must have a habitat or home, ________ is comfortable and clean, and ________ there is enough food and other resources.

  A.that; where

  B.which;不填

  C.which; where

  D.that;不填

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• 2He is a man of ________ and he had a lot of interesting ________ in his life.

  A.much experience; experiences

  B.many experiences; experience

  C.much experience; experience

  D.many experiences; experiences

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• 3Susan invited some friends, ________ were girls.

  A.three of them

  B.three

  C.they

  D.three of whom

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• 4Those are the houses ______ were blown off by the strong wind．

  A.which roofs

  B.who's roofs

  C.whose roofs

  D.whose roofes

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• 5We grow all our fruit and vegetables，________ saves money，of course．

  A.which

  B.as

  C.that

  D.what

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• 6It was in the lab ________ was taken charge of by MR. Harris ________ they did the experiment.

  A.which; that

  B.that; which

  C.which; where

  D.that; who

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• 7What did the football player that you were talking ________ ?

  A.to want

  B.want

  C.wanted

  D.wants

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• 8Do you know the old man ________is sitting under the tree?

  A.whom

  B.whose

  C.who

  D.which

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• 9He lives in a flat, ________ he can see ________ is happening in the street.

  A.there ;what

  B.from the window of which ;everything

  C.where ;something

  D.from whose window;all that

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• 10Think of a situation ________ you can show off your beautiful new dress.

  A.that

  B.where

  C.when

  D.how

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