want 是实义动词吗?加to do时是实义动词吗？

want 是实义动词吗?加to do时是实义动词吗？ regret to do want to do这类动词后加to do的 是动词短语 还是动词不定式短语 什么时候动词加to do,例如want加to do. 动词不定式的否定是加not,那want to do?还有have to do,need to do? avoid 后面是加原形还是doing?怎么有书上是do有些书上是doing?还有为什么有的动词后面一定要加to do 比如want to do,是固定用法吗?这样的动词有几个? The first thing I want to do is have a good rest.这句话对吗?is后面加动词原形?是因为前面有to do吗? want是加动名词还是动词不定式动名词是加to do sth 不定式是doing sth be going to do going是动词加ing吗 I do want to help her.请问句中的do是动词吗 动词不定式to do ,to是副词吗?是副词加一个动词吗? want to的否定是don't want to,而decide +not to do?不都是动词不定式吗? If you want me to do something.don't forget to say please这里的want后面为什么不加s?u是第三人称复数后面动词加s吗?这里的want后面为什么不加s?u是第三人称单数后面动词加s吗？ difficult是加动词ing?还是加to do sth. 宾格后面加动词原型吗是 to do还是do还是doing 1.want sb to do sth 否定形式?2.help sb do sth 的否定形式又 是什么?3.好像动词不定式否定 是 在不定式之前加not,构成not to do sth.如：tell sb not to do sth但 want to do sth 就是直接用 don't want to do sth 怎么回 what I want to do 后面的动词要不要接ing?还是可以加 to do? 请问want to do sth 表示否定时,是否定前移还是在to前加not?另外请归纳一些要否定前移的动词 一个英语问题；老师说would=want,那么在句型后面want加to,那么would加to吗,后面句型的动词是原型吗?