问题
选择题
Which is the longest bridge ______the Changjiang River , do you know ?
A．through
B．across
C．on
D．over
答案
答案：D
一般桥在水之上都用over, 所以选D.
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Which is the longest bridge ______the Changjiang River , do you know ?
A．through
B．across
C．on
D．over
答案：D
一般桥在水之上都用over, 所以选D.