问题描述：
no one is interested in this film .are they 为啥是are they .
（in vain did we try ）to Persuade her to give up her pian .怎么不是in vain we tried .students were not always more interested in their grades than in the corrections i had so carefully made 翻译
（in vain did we try ）to Persuade her to give up her pian .怎么不是in vain we tried .students were not always more interested in their grades than in the corrections i had so carefully made 翻译
问题解答：
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