题目内容
【题目】When you walk across the road, you must wait the pavement the green man.( )
A. for; atB. for; forC. on; forD. for; of
【答案】C
【解析】
略
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题目内容
【题目】When you walk across the road, you must wait the pavement the green man.( )
A. for; atB. for; forC. on; forD. for; of
【答案】C
【解析】
略