________ to the tower building, from where you can see the whole town.


  1. A.
    Get
  2. B.
    To get
  3. C.
    Getting
  4. D.
    Got

________, so I had to wait for my wife back.


  1. A.
    Because my key was lost
  2. B.
    My key was lost
  3. C.
    Losing my key
  4. D.
    Having lost my key

Noise, in the technical sense, implies a random chaotic disturbance _______.


  1. A.
    usually does not want
  2. B.
    usually is unwanted
  3. C.
    that one does not usually want it
  4. D.
    that is usually unwanted

That tree is killing the grass; you ____ cut it down.


  1. A.
    would
  2. B.
    should
  3. C.
    must
  4. D.
    will

Mary is very wet . She ______ in the lake.


  1. A.
    can have fallen
  2. B.
    must have fallen
  3. C.
    had to fall
  4. D.
    seemed to fall

When the fire broke out, people ________ to the exit.


  1. A.
    went
  2. B.
    walked
  3. C.
    rushed
  4. D.
    left

The scientists are still working ________ inventing new methods of reaching outer space.


  1. A.
    on
  2. B.
    off
  3. C.
    by
  4. D.
    to

It must have rained last night, ________ the ground is wet now.


  1. A.
    for
  2. B.
    because
  3. C.
    since
  4. D.
    now that

The dog seemed very quiet, but I still dared not ________ to upset it．


  1. A.
    to do a thing
  2. B.
    do anything
  3. C.
    to do something
  4. D.
    do nothing

Sylvia is considered ________ the best singer in the group now.


  1. A.
    to have been
  2. B.
    having been
  3. C.
    being
  4. D.
    to be
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