后面只接不定式的动词

有些动词后面只接不定式作宾语、宾补或状语。如 hope, wish, help, decide, ask, learn, teach, choose, agree, plan, encourage, tell, use, invite, send, fail, refuse, offer, afford, preptend, promise, 以及词组would like, get/be ready, do/try one’s best, make up one’s mind等。注：help后接不定式时，to可有可无。

只接动名词的动词

enjoy, finish, practise, keep, mind, spend, miss, imagine, be busy, have fun, have problems, feel like, give up, can’t help, be worth, look forward to, pay attention to等。