________ that I could use a kite to attract lighting, I decided to do an experiment．


  1. A.
    Having realized．
  2. B.
    Realize
  3. C.
    To realize
  4. D.
    Realized．

I knew ________ John Lennon, but not ________ famous one you know．


  1. A.
    the , a
  2. B.
    a , the
  3. C.
    \ , the
  4. D.
    the , the

The best way to solve the problem is to use the knowledge and technology that some countries have already ________.


  1. A.
    researched
  2. B.
    studied
  3. C.
    developed
  4. D.
    formed

________ we succeed in making more water available to us, we must still do something about water pollution.


  1. A.
    Even if
  2. B.
    Because
  3. C.
    In spite of
  4. D.
    Only if

We are polluting water ________ an alarming pace.


  1. A.
    at
  2. B.
    in
  3. C.
    with
  4. D.
    by

The students have learned ________ new words．


  1. A.
    much
  2. B.
    a great many
  3. C.
    a plenty of
  4. D.
    a great deal

They are kept ________ English every day．


  1. A.
    practising to speak
  2. B.
    to practise speaking
  3. C.
    practising speaking
  4. D.
    to practise to speaking

About eight students ________ ten are young pioneers．


  1. A.
    of
  2. B.
    in
  3. C.
    from
  4. D.
    among

Li Ming, ________ sure not to sleep in that room．


  1. A.
    make
  2. B.
    be
  3. C.
    is
  4. D.
    will

It is ________ delicious food that I can't help eating more than enough:


  1. A.
    so
  2. B.
    such
  3. C.
    so a
  4. D.
    such a
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