题目内容
10．It took us atleasttwo hours to clear the waste in the park．（little）分析 我们用了至少两个小时清理公园里的垃圾．
解答 答案：least 提示词little，少的，一点．根据It took us at___ two hours，可知我们用了至少两个小时，at least，至少，固定短语．least，这里是名词，最小，最少量．故填：least．
点评 本题主要考查完成句子，首先要根据所给单词提示，然后根据句式特点，结合句意和词性，确定单词的适当形式，最后把句子补充完整．
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