题目内容
【题目】The children are _______carefully, but they can’t _______anything. ( )
A. listening; listenB. listening; hearC. hearing; hear
【答案】B
【解析】
略
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题目内容
【题目】The children are _______carefully, but they can’t _______anything. ( )
A. listening; listenB. listening; hearC. hearing; hear
【答案】B
【解析】
略