某些及物动词后只能接不定式作宾语，其中最常用的动词有agree, afford, arrange, appear, ask, attempt, care, choose, continue, decide, demand, desire, determine, expect, fail, fear, forget, hate, hesitate, hope, intend, learn, like, love, manage, mean, neglect, offer, plan, prefer, prepare, pretend, promise, refuse, regret, remember, seek, tend, try, volunteer, want, wish等。
What do you plan to do tomorrow?
She hated to move from such a nice village.
In class teachers should try to get feedback from their students
The last question to be discussed today is how to do the job more efficiently.
She preferred to be given more difficult work to do.
She seemed to have heard about the news already.
He was believed to have been a very rich man.
The forest fire is reported to have been put out last night.
It is supposed to have been finished without referring to any reference books.
不定式可以有逻辑主语，其构成形式为“for +代词的宾格(或名词) +不定式”。 带逻辑主语的不定式短语可在句子中作主语、宾语、表语或状语等。
It is not easy for you to catch up with them in a short time.
I think it better for you to see the doctor.
What we want is for you to understand the matter clearly.
I sent him some pictures for him to see what Paris is like.
How to improve English is often discussed among the students.
We haven’t decided when to visit the place.
The most difficult thing in learning English is how to speak the language well.
You haven’t answered my question where to get these books.
7. 某些动词后的不定式作宾语补足语时，不定式不带to，这些动词是feel, have, hear, let, make, notice, see, watch等。
Suddenly I felt the atmosphere in the room become tense.
I often hear them sing this song.