It's very important for us to keep the air and water ________．


  1. A.
    to be cleaned
  2. B.
    clean
  3. C.
    cleaning
  4. D.
    cleaned

All substance, ________ solid, liquids, or gases, are made up of entirely atoms.


  1. A.
    whether they
  2. B.
    whether
  3. C.
    whether are they
  4. D.
    whether are

The good service at the hotel _________ the poor food to some extent．


  1. A.
    got rid of
  2. B.
    got on with
  3. C.
    made up for
  4. D.
    made up of

See if you can understand the following．_________, you can look them up in the dictionary．


  1. A.
    If any
  2. B.
    If not
  3. C.
    If needed
  4. D.
    If possible

We should combine our efforts to make sure our children are not _________ to bad living conditions．


  1. A.
    affected
  2. B.
    exposed
  3. C.
    exposing
  4. D.
    effected

The way he suggested _________ us out of the trouble turned out to be practical．


  1. A.
    helping
  2. B.
    was to help
  3. C.
    to help
  4. D.
    help

The manager and the workers have thought ________different ways to overcome difficulties.


  1. A.
    up
  2. B.
    to
  3. C.
    about
  4. D.
    on

The reason ________he was absent from the lecture is ________he was seriously ill.


  1. A.
    why; because
  2. B.
    why; that
  3. C.
    because; for
  4. D.
    that; because

He ________to come over. So he did.


  1. A.
    promises
  2. B.
    made his promise
  3. C.
    kept his promise
  4. D.
    is sure

单词辨音


  1. A.
    sports
  2. B.
    horse
  3. C.
    form
  4. D.
    worse
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