BE动词和助动词在这句话中的用法疑问.课本上的语句是:why isn't Mrs.lee's cat catching the mice?可catching应该是动词,理论语句应该用助动词don't/dosen't如下:why dose't Mrs.lee's cat catching the mice?到底哪
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/10 06:24:38
BE动词和助动词在这句话中的用法疑问.课本上的语句是:why isn't Mrs.lee's cat catching the mice?可catching应该是动词,理论语句应该用助动词don't/dosen't如下:why dose't Mrs.lee's cat catching the mice?到底哪
BE动词和助动词在这句话中的用法疑问.
课本上的语句是:why isn't Mrs.lee's cat catching the mice?
可catching应该是动词,理论语句应该用助动词don't/dosen't如下:why dose't Mrs.lee's cat catching the mice?
到底哪个应该是正确的用法?为什么呢?
BE动词和助动词在这句话中的用法疑问.课本上的语句是:why isn't Mrs.lee's cat catching the mice?可catching应该是动词,理论语句应该用助动词don't/dosen't如下:why dose't Mrs.lee's cat catching the mice?到底哪
why isn't Mrs.lee's cat catching the mice?
catching是动词,"is catching" 是现在进行时句型.
如,I am watching TV. 我正在看电视.
why dose't Mrs.lee's cat catching the mice?
这句话是错的,应该改为:why doesn't Mrs. Lee's cat catch the mice? 要用catch 原型动词.这是一般现在时句型.