His discovery( ) nothing though he had tried very hard.

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• 2Nearly all major cities in the United States are crime - ridden. New York is ( ).

  A. in the case of B. a case to point C. the case D. a case in point

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• 3Bill couldn’t( ) an answer when the teacher asked him why he was late.

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  A. as may well B. may as well C. well as may D. may well as

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• 5Modern communications will give countries like China a huge advantage( ) countries stuck wit

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• 6Mobile phones have become the rage among businessmen, who can( ) despite the traffic jams.

  A. remain to relation B. remain with touch

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• 7It has been estimated that around one in five pensioners ( ) to these benefits do not claim actua

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  A. extent B. extend C. expend D. export

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• 9Stop writing. It’s time that you( )your papers.

  A. must hand in B. have to hand in

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