She must play the piano for at least one hour.(对for at least

问题描述:

She must play the piano for at least one hour.(对for at least one hour 提问)
1个回答 分类:英语 2014-09-26

问题解答:

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She must play the piano for at least one hour.(对for at least one hour 提问)
How long must she play the piano?
她必须要弹多久钢琴?
解释:how long用于对时间长度提问.
 
 
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