题目内容
4．The milksmells/smels/sour．分析 这牛奶闻起来酸了．
解答 正确单词：smells．划线处需要一个系动词，根据句意这牛奶闻起来酸了表示现在的一个状态，即一般现在时，且主语the milk是第三人称单数，系动词需用单三形式；根据音标/smels/为一个音节，可拼读出此处需填写smells，感官系动词，表示闻起来…．
点评 本题考查单词填空，可根据音标直接写出该单词，注意平时加强单词的记忆．
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