want /like /pian/to do sth中的 do sth能用ing吗?还是要用原形?如果是单三也要加S吗?

want /like /pian/to do sth中的 do sth能用ing吗?还是要用原形?如果是单三也要加S吗? want to do sth中的do是原形吗?有没有三单 用like to do sth/like do ing sth/like sb sth连起来造句! 用want\like\love to do sth want to do sth和like to do sth是同义词吗? do sth /to do sth 这里的do 指代的是动词原形吗? 能用must have to do sth 吗? try to do sth.中的do可以是be 动词原形吗? 是want to do sth and do sth还是want to do sth and to do sth? 有want doing sth.还是want to do sth. want to do Sth 求初一英语短语,例如：want to do sth ,like to do sth/like doing sth ,wo