I've never seen anyone run so fast--________ David go.


  1. A.
    just watch
  2. B.
    just to watch
  3. C.
    just watching
  4. D.
    just having watched

The _______ boy was last seen _______ near the East Lake.


  1. A.
    missing; playing
  2. B.
    missing; play
  3. C.
    missed; played
  4. D.
    missed; to play

Expo 2010 Shanghai China will offer ____ wonderful opportunity for ____ cross - culture dialogues．


  1. A.
    a;不填
  2. B.
    a; the
  3. C.
    不填;the
  4. D.
    the;不填

Mom often has conversations with my sister over ________ phone, while keep in touch with me by ________ letterMom often has conversations with my sister over ________ phone, while keep in touch with me by ________ letter.


  1. A.
    不填; the
  2. B.
    不填; a
  3. C.
    the; 不填
  4. D.
    the; a

With the help of science and technology, the farmers produced ________ crops in 1997 as the year before.


  1. A.
    as twice as many
  2. B.
    as many as twice
  3. C.
    as twice many
  4. D.
    twice as many

She is wearing the same coat ________ she had on when we saw her the other day．


  1. A.
    that
  2. B.
    which
  3. C.
    it
  4. D.
    whose

It's a pity that you ________ have made so many mistakes in your chemistry exam．


  1. A.
    might
  2. B.
    should
  3. C.
    could
  4. D.
    may

While listening to the concert, the audience is required to remain ______ and keep quiet.


  1. A.
    seated
  2. B.
    to be seated
  3. C.
    seating
  4. D.
    to seat

It is said that Columbus was the first one who ________ America．


  1. A.
    found
  2. B.
    discovered
  3. C.
    found out
  4. D.
    looked for

Is that the farm ________ you once worked ten years ago?


  1. A.
    where
  2. B.
    in which
  3. C.
    that
  4. D.
    which
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