题目内容
Fill in the blanks with given words in their proper forms.(用所给单词的适当形式填空,每空格限填一词)。
The glasses are so dirty. They need _____. (clean)
答案:cleaning
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题目内容
Fill in the blanks with given words in their proper forms.(用所给单词的适当形式填空,每空格限填一词)。
The glasses are so dirty. They need _____. (clean)