動詞不定式.
作主語
我們今天中午的任務(wù)是打掃教室.
To clean the classroom is our task this afternoon.
在這么短的時間里完成工作似乎很困難.
To finish the work in such a short time seems difficult.
作賓語
我可以坐這里嗎?
Do you mind my sitting here?
房間該打掃了.
The room needs cleaning.
作表語
我們今天中午的任務(wù)是在網(wǎng)上找出更多的信息.
Our task this afternoon is to find more information on the Internet.
我的夢想是未來當(dāng)一個科學(xué)家.
My dream is to be a scientist in the future.
作定語
我沒事干.
I have nothing to do.
有什么需要幫忙的嗎,先生?
沒有,我兒子今天早上做好了.
--Do you have anything to be done,sir?
--No,thank you.I had my son do it this morning.
作狀語
他來這里看我.
He came here to see me.
很高興見到你.
I'm glad to see you.
作補(bǔ)語
他讓我?guī)椭麑W(xué)英文.
He asked me to help him with his English.