We can never expect ________ bluer sky unless we create ________ less polluted world.

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• 1China has _____ population of more than 13 billion, and about 60 percent of them _____ peasants.   

  A.the; are

  B.the; is

  C.a; are

  D.a; is

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• 2The driver was at _____ loss when ______ word came that he was forbidden to drive for speeding.

  A./;the

  B.a; the

  C./; /

  D.a; /

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• 3With his parents keeping _________ close watch on him, he has no idea how to have _________access to the Internet.

  A./; /

  B.a; /

  C.a; an

  D./; the

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• 4—You bought _____house?—No. I always had _____ idea, but the price has gone up.

  A.the ; the

  B.a ; an

  C.the ; an

  D.a ; the

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• 5Experts think that _______ recently discovered painting may be _____Picasso.

  A.the;/

  B.a; the

  C.a; /

  D.the; a

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• 6In order to find ____ better job, he made up his mind to study ____ second foreign language.

  A.the; a

  B.a; a

  C.the; the

  D.a; the

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• 7It's ________ good feeling for people to admire the Shanghai World Expo that gives them ________pleasure.

  A./; a

  B.a; /

  C.the; a

  D.a; the

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• 8It is really _____ useful dictionary and _____ dictionary every one of us needs.

  A.an; a

  B.a; the

  C.the ; a

  D.a; a

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• 9There was _____ general expectation that _____ most students would pass the exam.

  A.a; ∕

  B.a; the

  C.∕; ∕

  D.∕; the

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• 10I didn't pass _____ math exam held last week. I always feel I am _____ failure at school.

  A.An; /

  B.the ; /

  C./ ; a

  D.the ; a

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