The smog arrived in the Yangtze River Delta region on Nov．30，_________the air quality in 1 2 cities out of 25 was rated as severely polluted by Dec．1．

试卷相关题目

• 1Every time Ashtita tries to break a record, he reaches a point ______ he feels he cannot physically do any more．

  A.where

  B.that

  C.when

  D.which

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• 2The tourists gathered at________ was once a square, _______ is used as a theme park.     

  A.where; which

  B.what; which

  C.which; what

  D.that; which

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• 3When someone gets old they often go to live in a home with other old people ________ there are nurses to look after them.      

  A.although

  B.that

  C.where

  D.unless

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• 4He is always telling the director how to run the business, _________ is like teaching one's grandmother how to suck eggs.

  A.that

  B.which

  C.what

  D.as

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• 5I refuse to accept the blame for something ________ was someone else's fault.

  A.who

  B.that

  C.as

  D.what

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• 6Our neighbor offered to look after our baby yesterday when we were busy, _______ is often the case.

  A.it

  B.that

  C.which

  D.as

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• 7He wrote a letter ______ he explained what had happened in the accident.

  A.what

  B.which

  C.where

  D.how

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• 8Recently I bought an ancient Chinese vase，________ was very reasonable.

  A.the price of it

  B.its price

  C.the price of which

  D.the price of whose

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• 9The new buyer identified a dozen new sources for the material, ___________ proved to be reliable．

  A.most of them

  B.most of which

  C.most of whom

  D.most of those

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• 10I admire my English teacher. I can remember very few occasions ________ she stopped working because of ill health.

  A.that

  B.when

  C.where

  D.which

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