题目内容
【题目】They saw many _______ of robots.( )
A. kindB. kindsC. kindes
【答案】B
【解析】
They saw many kinds of robots.他们看到很多种机器人.
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题目内容
【题目】They saw many _______ of robots.( )
A. kindB. kindsC. kindes
【答案】B
【解析】
They saw many kinds of robots.他们看到很多种机器人.