题目内容
9．is（同义词）am/are/was/were．分析 is，be动词的一般现在时的第三人称单数形式，表示是．
解答 答案：am/are/was/were．
is是bebe动词的一般现在时的第三人称单数形式，它的同义词有一般现在时形式的am，are和一般过去式形式的was和were．故填am/are/was/were．
点评 本题考查用所给单词的适当形式填空，首先要根据语境明确句意，然后再根据相关语法对所给单词在形式上做出正确的变化．
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