isn't doesn't don't的区别
问题描述:
isn't doesn't don't的区别
最好有例子啊.
那isn't和doesn't有什么区别啊?
答
isn't 主语为第三人称单数,时态为一般现在时,后不加动词,加名词,形容词等.doesn't主语也为第三人称单数,时态也为一般现在时,但后加动词原型.
don't 主语为第一二人称或复数,时态也为一般现在时,后也加动词原型.