动词+not to do sth 如 decide not to do sth ,try not to do sth

动词+not to do sth 如 decide not to do sth ,try not to do sth why not 是加to do sth. 还是 动词原形 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 You’d better not (to)do sth.有无to? 用warn sb.not to do sth.造句如题 it 后面动词是do sth.还是to do sth. had better not to do sth.还是别的结构?had better后面的动词怎么否定? 还有哪些动词与pretend一样,后面可以直接加 not to do sth的? be careful to do sth和be careful(not) to do sth的用法如题了, be careful to do sth和be careful(not) to do sth的用法如题求教 动词不定式省略to的例子如make sb do sth ,let sb do sth 的 多来点 to do sth.是动词不定式吗? 什么动词加 to do sth why not doing sth还是why not do sth还是why not to do sth 初中英语动词的各种用法`` ``to do sth``doing sth 特殊疑问词动词不定式有动词不定式都是特殊疑问词+to do ,那么如 how far ,whose sth.后也可同样+to do sth么? 为什么一些动词后可以加to do sth和doing sth 而有一些只能加to do?如题.要不列出一些初一关于这些的动词 why not do sth 等于why dont you do sth 为什么后面要加动词原形呢不是to do 呢 请回答具体一些