问题描述：
一个简单的英语问题：是how much are the boots ?or how much is this pair of boots?还是什么?
还是how much is this pair of boots?
还有如果我想问是哪双boots,是不是问：which pair?
还是how much is this pair of boots?
还有如果我想问是哪双boots,是不是问：which pair?
问题解答：
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