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【单选题】
The ant colony is perceived to be well-organized because______.A.
each ant has the duty to help others on a job
B.
each ant instinctively fulfills a different task
C.
a particular group of ants does a particular job
D.
a leading ant monitors the work of working ants
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【简答题】( )生产适合采用平行顺序移动方式
【单选题】If possible, you’d better get familiar with the following elements about the actual room, except ___________.
A.
the acoustics
B.
the temperature
C.
the equipment available
D.
the lighting
【单选题】Everybody was touched ( ) words after they heard her moving story.
A.
beyond
B.
without
C.
of
D.
in
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