1.下列动词后只能跟不定式：
afford,agree,ask,attempt,choose,decide,hope,expect,intend,learn,long,manage,offer,plan,pretend,promise,refuse,want,wish等.
〔误〕 He offered helping me.
〔正〕 He offered to help me.
2.下列动词或动词短语的后面只能跟动名词：
admit(承认),appreciate,avoid,can’t help(禁不住),stand(忍受),consider (考虑,打算),enjoy,escape (躲避),excuse,finish,give up,imagine,insist on,mind,miss（错过）,practise,put off,risk,set about,suggest(建议)等.
〔误〕 He admitted to break the window.
〔正〕 He admitted breaking the window.
3.下列动词后既可跟不定式,也可跟动名词,但含义不同：
A.forget to do sth.忘记要做某事
forget doing sth.忘记做过某事＝forget having done sth.＝forget to have
done sth.
B.remember to do sth.记住要做某事 remember doing sth.记住做过某事
C.regret to do sth.遗憾（要）做某事 regret doing sth.懊悔做了某事
D.stop to do sth.停下（原事）去做某事（不定式作目的状语）
stop doing sth.停止做某事
E.mean to do sth.决意／打算做某事 mean doing sth.意味／表明做某事
F.try to do sth.努力／设法去做某事
try doing sth.试图／尝试用某一方法做某事
G.want/need/require to do sth.要／想做某事
want/need/require doing.需要／想要被…
H.go on to do sth.继续做不同的事
go on doing sth.继续做相同的事
〔误〕 He regretted to hurt his best friend.
〔正〕 He regretted hurting his best friend.
〔析〕表示"后悔干过……",regret后跟动名词.
4.有些动词跟不定式、动名词作宾语皆可,意义也差不多,主要有：begin,start,
continue,love,prefer等.
5.在be worth,want,need,require后用动名词的主动形式表示被动含义.
〔误〕 The plant needs be watered.
〔正〕 The plant needs watering.
〔析〕need to be done=need doing,动名词主动形式表被动.