difficulty
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difficulties,有关difficulty
个人认为,这里的是抽象名词,所以直接用any difficulty(故选C)difficulties。你所说的复数形式,其实是抽象名词的具体化,即将difficulty变为了一般可数名词,此时的difficulty与book,egg等相同用法。 Are there still any difficulties? 答案选择C some用于肯定句中,而any用于…
个人认为,这里的是抽象名词,所以直接用any difficulty(故选C)difficulties。你所说的复数形式,其实是抽象名词的具体化,即将difficulty变为了一般可数名词,此时的difficulty与book,egg等相同用法。 Are there still any difficulties? 答案选择C some用于肯定句中,而any用于…