YongXian needs some noodles for lunch.
问题描述：
YongXian needs some noodles for lunch.
改成否定句怎么改,是改成：
YongXian needsn't any noodles for lunch.吗?
答
need可以做情态动词,和can,must等用法类似,否定时写成"needn't"；need可以也可以做动词使用,和一般的动词用法相同,第三人称单数加S,否定时为"don't need"这个结构.如何判断need在文中是作动词还是情态动词,很简单,就...