题目内容
4．Heweights （weight） only 70 kilos now after taking a balanced diet．分析 句意：经过减肥以后他的体重仅仅有70千克．
解答 根据He，可知He在这里作主语，它是第三人称而且是单数形式，跟在它后面的谓语动词应该用第三人称单数形式，weight的第三人称单数为weights．
故填：weights．
点评 本题考查动词的第三人称单数形式．解答本题时应注意动词第三人称单数形式的构成方法：一般在动词词尾加s．
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