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【单选题】
200km/h及以上区段，每（）进行一次动态检测。A.
10天
B.
半个月
C.
1个月
D.
3个月
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【单选题】旅客列车、特快货物班列在运行途中（包括在站折返）如遇自动制动机临时故障，在停车时间内不能修复时，准许关门（），但列车最后一辆不得为关门车。
A.
一辆
B.
两辆
C.
三辆
D.
四辆
【简答题】《野望》 这首诗以“野望”为题,请具体说明全诗是如何扣住“望”来写的。
【简答题】It is at least three years__________
these trees were planted.A. that B. when C. since D. before
【简答题】想要在主框架中显示框架内容,属性中目标应选择哪一项?
【单选题】It is at least three years__________ these trees were planted.
A.
that
B.
when
C.
since
D.
before
【单选题】This dictionary is at least three times as thick as you borrowed from the library
A.
one
B.
that
C.
it
D.
those
【单选题】Mm, the car is seriously damaged. It us at least three days to repair it.
A.
going to take
B.
is going to take
C.
takes
D.
took
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