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【单选题】
为了提高道岔的过岔速度，除可采用辙叉号数较大的道岔外，还可采用（ ），以从根本上消灭有害空间。A.
可动心轨辙叉
B.
可动心轨交分道岔
C.
普通交分道岔
D.
可动心轨钝角辙叉
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反馈参考答案：
举一反三
【单选题】He wants to play ________ World Cup.
A.
in the next
B.
in next
C.
on the next
D.
on next
【简答题】A．The man is thinking of going around the world for a third time. B．The woman wants to go on vacation. C．James wants to go on vacation. D．The man hasn't decided where to go on vacation.
【单选题】It is such a good place everybody wants to go and visit it is well known all over the world.
A.
that; that
B.
as; as
C.
as; that
D.
that; as
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