來(lái)源:網(wǎng)絡(luò) 作者: 2008-11-13 17:22:18
1. DO作為助動(dòng)詞時(shí)的時(shí)態(tài)、人稱(chēng)和數(shù)的變化與它作為本動(dòng)詞相同,有do, does, did三種形式。
Yes, it seems he doesn't really want to have a haircut.
是啊,他好像不是真的想理發(fā)。
Then, why does he come here?
那他為什么來(lái)這里呢?
Where did he go when he left here?
他離開(kāi)這兒去了哪了?
2. DO+主語(yǔ)+原形動(dòng)詞構(gòu)成疑問(wèn)句。
How long do I have to wait?
我得等多久?
3. DO+not+原形動(dòng)詞構(gòu)成否定句。
No, I don't want to wait that long.
不行,我不能等那么久。
4. DO(+not)+主語(yǔ)用于附帶問(wèn)句。
You want to have a haircut, don't you?
你想理發(fā),是嗎?
5. DO+原形動(dòng)詞用于加強(qiáng)語(yǔ)氣句。
Yes, I do want to have a haircut.
是,我真的想理發(fā)。
6. Never (Only)+DO+主語(yǔ)+原形動(dòng)詞用于倒裝句。
Never did I see such a strange man.
我從未見(jiàn)過(guò)這么奇怪的人。
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