1. 只能用不定式的短语:
hope to do sth.
want to do sth.
promise to do sth.
refuse to do sth. manage to do sth.
learn to do sth.
pretend to do sth. choose to do sth.
help to do sth.
plan to do sth.
prepare to do sth. fail to do sth.
determine to do sth.
happen to do sth. seem to do sth.
afford to do sth. would like to do sth.
prefer to do sth. make a decision to do sth.
make up one’s mind to do sth.
try/do one’s best to do sth.
be used to do sth. used to do sth.
be afraid to do sth.
prefer to do sth. rather than do sth.
ask sb. to do sth. tell sb. to do sth.
allow sb. to do sth.
forbid sb. to do sth.
be willing to do sth.
2. 只能用动名词的短语:
mind doing sth. finish doing sth.
enjoy doing sth. suggest doing sth.
advise doing sth. permit doing sth.
consider doing sth.
keep (on) doing sth.
imagine doing sth.
risk doing sth.
allow doing sth. give up doing sth.
put off doing sth. look forward to doing sth.
feel like doing sth.
can’t help doing sth. be/get used to doing sth.
be used for doing sth. devote …to sth./doing sth.
make a contribution to sth./doing sth. practice doing sth.
be worth doing sth.
be no use doing sth.
prefer doing sth. to doing sth.
succeed in doing sth.
have trouble/difficulty in doing sth.
hear sb. doing sth.
notice sb. doing sth. watch sb. doing sth.
3. 既可以用不定式,也可以用动名词的短语:
like doing sth. like to do sth.
love doing sth.
hate doing sth.= hate to do sth.
continue doing sth.= continue to do sth.
begin/start doing sth.= begin/start to do sth.
remember doing sth. remember to do sth.
forget doing sth. forget to do sth.
regret doing sth. regret to do sth.
mean doing sth. mean to do sth.
stop doing sth.
try doing sth.
go on doing sth. go on to do sth.
need doing sth. need to do sth.
4. 可以用“疑问词+不定式”机构的短语:
remember, forget, wonder, know, advise, show, discuss, teach, find out, decide, tell, learn+ (who, when, what, where, which, how) + to do
5. 后接省略to的不定式的短语(改为被动语态的时候要还原to):
hear sb. do sth. let sb. do sth.
make sb. do sth. have sb. do sth.
see sb. do sth.
notice sb. do sth.
6. 固定句型(结构):
It + be + adj. + to do sth.
It + be + adj. for/of sb. + to do sth.
It takes sb. + some time + to do sth.
would rather do sth. than do sth.
It’s time to do sth.下载本文