有的to词组?中学阶段.

ask sb to do sth
want sb to do sth
wish sb to do sth
tell sb to do sth
help sb to do sth

want to do
would like to do
it's time to do sth
the answer to the question
the key to the door
有好多，一时想不起来！

以上列出的都不能说是词组...只是固定用法,接在不及物动词和名字之间的介词而已...