_____ we were worried about was _____ they could manage to control the pollution.

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• 1Before the sales start, I make a list of _____ my kids will need for the coming season.

  A：why

  B：what

  C：how

  D：which

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• 2I was close to being killed the other day. A car passed me at _____I thought was a dangerous speed.

  A：as

  B：which

  C：what

  D：that

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• 3Yue Yue, the 2-year-old girl ________ was run over by two vehicles last week and ignored by many pas

  A：who

  B：whom

  C：whose

  D：which

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• 4It was the same court _____ Nadal had ruled a year before _____ Novak Djokovic dropped tohis knees a

  A：where; that

  B：that; that

  C：which; where

  D：that; where

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• 5__________ is known to us, the PRC was founded on Oct. 1, 1949.

  A：It

  B：As

  C：That

  D：What

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• 6The school shop, ________ customers are mainly students, is closed for the holidays.

  A：which

  B：whose

  C：when

  D：where

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• 7Is there anyone in your class _______ family is in the country?

  A：who

  B：who"s

  C：whose

  D：which

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• 8It was in the stone housewas built as a school by local villagersthe boy finished his primaryschool.

  A：which; that

  B：that; where

  C：which; where

  D：that; which

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• 9I can never forget the days________we worked together and the days________we spent together.

  A：on which；when

  B：which；when

  C：what；that

  D：when；which

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• 10New York, _____ last year, is a nice old city.

  A：that I visited

  B：which I visited

  C：where I visited

  D：in which I visited

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