It is predicted that a comet will probably hit the earth in about 10 years and s

题型：同步题难度：来源：

It is predicted that a comet will probably hit the earth in about 10 years and scientists all over
the world are thinking about possible ways to ________it from happening. Which of the following
is not OK? [ ]

A. protect
B. stop
C. keep
D. prevent

答案

举一反三

Astronauts in a spaceship have to _______weightless conditions _______are quite different from ______ on the earth.      [     ]
A. do with; which; those
B. deal with; that; that
C. face; which; those
D. solve; where; what

题型：同步题难度：| 查看答案

Every time our teacher began his lesson, my mind would begin to ________, not intentionally
but habitually. [ ]
A. wander
B. wonder
C. think about
D. hide away

题型：同步题难度：| 查看答案

---How can I get to the People"s Hospital?
---Walk straight forward down the pavement. When you see a ten-storied building about 200 meters ______, that"s it and you can"t _____ it. [ ]

A. in front; miss
B. ahead; pass
C. in the front; catch
D. ahead; miss

题型：同步题难度：| 查看答案

Smoking is not _______ in this factory but it is _______ in certain workshops.
[ ]
A. permitted; allowed
B. allowed; permitted
C. admitted; permitted
D. permitted; admitted

题型：同步题难度：| 查看答案

The guard at the entrance didn’t ______ me in though I had begged him many times. [ ]

A. agree
B. permit
C. allow
D. make

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