问题
选择题
Before the bridge was built ______ the river, the villagers had to take a boat to the other side.
A．in
B．beside
C．across
D．along
答案
答案：C
A项在……里；B项在……旁边；C项横过，穿过；D项沿着，循着。桥穿过河之前，村民必须乘船到另一边。C项符合题意。
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