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科目： 來(lái)源： 題型：單選題

If everyone ________ how to deal with the pollution, the world ________ better.


  1. A.
    knows; will be
  2. B.
    had known; would be
  3. C.
    knew; would be
  4. D.
    would know; had been

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科目： 來(lái)源： 題型：單選題

He managed to escape from the burning building without ________.


  1. A.
    injuring
  2. B.
    injured
  3. C.
    been injured
  4. D.
    being injured

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科目： 來(lái)源： 題型：單選題

________ warm evenings the old man would sit in the yard.


  1. A.
    In
  2. B.
    On
  3. C.
    At
  4. D.
    During

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科目： 來(lái)源： 題型：單選題

Air is the mixture of gases in which ________ the gas is oxygen.


  1. A.
    not every of
  2. B.
    not all
  3. C.
    none of
  4. D.
    all of

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科目： 來(lái)源： 題型：單選題

The speaker talked about the full use that he ________ the spare time.


  1. A.
    made of
  2. B.
    made up
  3. C.
    took up
  4. D.
    took off

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科目： 來(lái)源： 題型：單選題

Class will be over ________.


  1. A.
    before long
  2. B.
    long before
  3. C.
    long after
  4. D.
    shortly after

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科目： 來(lái)源： 題型：單選題

Now I've been out of ________ work for weeks, I've joined the ranks of ________ unemployed．


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

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科目： 來(lái)源： 題型：單選題

Paper ________ fire easily. When it is ________ fire , you should cover it .


  1. A.
    on, caught
  2. B.
    is on , caught
  3. C.
    catches , on
  4. D.
    is caught , on

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科目： 來(lái)源： 題型：單選題

Mary was ________ the letter from Tom, but it didn’t reach her forsome reason.


  1. A.
    expecting
  2. B.
    waiting
  3. C.
    waiting for
  4. D.
    expected for

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科目： 來(lái)源： 題型：單選題

It was not until midnight that ________ the camping site．


  1. A.
    did they reach
  2. B.
    they had reached
  3. C.
    had they reach
  4. D.
    they reached

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