How can she find the bridge
A. [A] Go down the street and turn left.
B. Go down the street and turn right.
C. Go straight forward along this street.
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第一节听下面5段对话。每段对话后有一个小题，从题中所给的[A]、[B]、[C]三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。 Which country is young
A. Japan.
B. America.
C. Australia.
Where is the woman going
A. To the post office.
B. To the museum.
C. To the fruit shop.
Where did this conversation probably take place
A. In a hotel.
B. In a restaurant.
C. In a cafeteria.
如何从电动机的定子和转子结构外观上来区别直流电动机、鼠笼式异步电动机和绕线异步电动机？
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