to do不定式的用法总结动词不定式的用法总结( 四 )

I went out, merely to get caught in a shower.
我跑出去，结果徒然碰到一场骤雨。
6, ... have only to do ...
说明︰此句型意为“只需…就够了” 。
You have only to sit there and watch what I am doing.
你只要坐在这里，看着我做就行了。
Don’t worry; you have only to sing a song to please her.
不用担心，你只需唱首歌让她高兴就行了。
You have only to ask and he’ll tell you.
你只要问他，他就会告诉你。
7, ... seem/appear to ...
说明︰此句型意为“似乎是…，好像…” 。
John seems to love music very much. 约翰似乎很喜欢音乐。
He appears to be very tired. 他似乎很累。
These stars appear to move around the North Star. 这些星星似乎环绕着北极星转。
8, ... is said to ...
说明︰此句型意为“据说…(现在)是…” 。
She is said to have given a lot of money to charity.
据说她向慈善机构捐了大量的钱。
That author is said to be very famous.
据说，那个作家非常有名。
They are said to build a hospital here.
据说他们要在这里盖一家医院。
八.含动词不定式的常见固定表达：
to tell the truth(老实说) to be brief(简言之)
to begin with(首先) to sum up(总之)
to make matters worse(更糟的是)
so to speak(可以这么说) needless to say(不用说)等。
To tell the truth, I don’t agree to your plan.
老实讲，我不同意你的计划。
Mary is, so to speak, a hardworking student.
玛丽可说是个用功的学生。
Needless to say, learning without thinking is useless.
不用说，学而不思则罔。

to do不定式的用法总结 动词不定式的用法总结( 四 )

to do不定式的用法总结动词不定式的用法总结( 四 )