题目内容
5.He's already seen the film.(改为否定句)Hehasn't seen the filmyet.
分析 他已经看过这部电影了.
他还没看过电影.
解答 答案:hasn't yet.原句是现在完成时的肯定句,否定在has后加上not,already改为yet,故答案是hasn't yet.
点评 含有be动词,情态动词或者助动词have/has的句子转化成否定时在其后面加上not,一般实意动词的否定式,通常应根据不同时态和人称在实意动词之前加don't,doesn't,didn't等.
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