I don't think the experiment is ______ failure. At least we have gained ______ experience for future success.   

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• 1After dinner he gave Mr. Richardson ______ ride to ______ Capital Airport.

  A.the; a

  B.a; the

  C.不填; a

  D.不填; the

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• 2Let's go to _______ cinema-that'll take your mind off the problem for _______ while

  A.the; the

  B.the; a

  C.a; the

  D.a ; a

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• 3We all hold _____ belief that those who have ____wonderful sense of humor are more popular.

  A.the, a

  B./, /

  C.the, /

  D.a, the

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• 4I wonder whether he is ____ European or ____ American?

  A.an….an

  B.an….a

  C.a….an

  D.a….a

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• 5According to recent reports, one of the rare animals, _______ crocodile, will be in danger of dying out in _____ 2020s.

  A.a; /

  B.the; the

  C.the; /

  D./; the

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• 6When _______ logistics centre（物流中心）is completed，_______ materials for improving people's living conditions are all available here.

  A.不填；the

  B.a；不填

  C.the；不填

  D.the；the

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• 7On May 5, 2005, at _________ world Table Tennis Championship, Kong Linghui and Wang Hao won the gold medal in men's doubles with ________ score of 4: 1.

  A.a; a

  B.不填; the

  C.a; 不填

  D.the; a

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