[不规则动词:do,did,done]
普通动词，主要用来指各种步行以：What are you doing? I'll do the dishes.
[助动词]
(1)用在一般现在时里构成疑问句和否定:Where do you live ? Sue doesn't drive.
(2)表示回指: So does Andy.
(3)表示作强调 : I do like oysters.
语法结构
(助动词)
1 (wh- 词) | + do/does | + 名词短语 | + 动词 | + ?
Where do you live ? Do you drive?
Do steven and Sarah arrive tomorrow?
用在一般现在时里,就现在的状态、习惯和将来的计划提出疑问。
2 否定分句 | + do/does | + 代词 | + ?
肯定分句 | + don't/doesn't | + 代词 | + ?
You don't take milk,do you?
Ben and Danny arrive next week,don't they?
在不确定或想进一步确认的情况下,核实现在的事实、想法等
3 名词短语 | + do/does | + not | + 动词
Max doesn't ski.
We don't have any children.
表示某事目前的情况并非如此。
4 don't | + 动词| ( + 名词短语/形容词/状语 )
Don't be silly.Don't walk on the grass.
告诉某人不要做某事,或不要有某种特别的举动。
5 名词短语 | + do/does | ( + not )
Who usually takes the kids to school? ~ I don't.Jon does.
Dan hardly ever plays chess,but when he dose,he always wins.
用于回指前面的分句，避免重复
6 名词短语 | + do/does | + 动词
I do like these curtains.Are they new?
Do have some more pudding.
用于强调，经常是为了表现得更加礼貌。
The train's comfortable ,but it does take much longer.
I thought you liked broccoli?~ I do like it but I'm not hungry.
用于强调以便进行对比，或加以纠正
(主要动词)
7 名词短语 + | + do/does | + 名词短语
I do yoga and Anita does aerobics.
I'm going to do English Literature at college.
谈论所从事的活动、工作或者研究
8 do | + 限定词 | + -ing
James does the shopping and I do the cooking.
Make sure you have time to do some sightseeing.
谈论工作和业余活动
搭配
下面的短语动词是由do构成的:
do something to something,表示在某个方面影响或改变了某物.(What have you done to your hair?)
do up something,表示把某物，如衬衫，扣上
do up 一座建筑或一幢公寓，表示对它进行修缮
do without something,表示不需要某事(物)也可以设法生活或工作
固定短语
'how do you do?'您好
Jean,this is Mr Brennan.~How do you do?~How do you do?
正式问候某人
'what are you doing...?/what's it doing...?etc.'你/它等怎么会在...?
What are you doing in my room?
What's this sock doing here?
意外地在某地发现某人或某物而表示惊讶。
'so do we/so dose Jenny etc.' 我们/珍妮等也是
I like this wine.~ So di I.
Ahmed comes from Egypt and so dose Hoda.
表示对有关现在的状态、事件或习惯的肯定陈述对别人也适用 。
neither do I/nor does Ellen etc. 我/埃伦等也不
We never watch that programme.~Neither do we.
I don't speak French and nor does Tom.
表示对有关现在的状态、事件或习惯的否定陈述对别人也适用
'...will do'=will be sufficient 够了，足够了
How much shall I leave for a tip?!Five dollars will do.
could do with ...需要，想要
This soup could do with more salt.
I could do with a cold drink.
表示需要某样东西
'... has nothing to do with me' = is not my responsibility 不是我的责任，跟我没关系
We need more ink.~ Ask Fina.It has nothing to go with me.