题目内容
【题目】—What are you doing?( )
—I am trying to________the bike.
A.ridingB.rideC.ridesD.rided
【答案】B
【解析】
略
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题目内容
【题目】—What are you doing?( )
—I am trying to________the bike.
A.ridingB.rideC.ridesD.rided
【答案】B
【解析】
略