中學英語詞彙是英語的常用詞。
熟練掌握中學詞彙，就能流利說英語。
今天我們來學習do的用法。
請熟讀例句到會說：
do
做，幹，辦(某事) （一般動詞）
(問詢或談論時用)進展，進行（一般動詞）
用於實義動詞前構成否定句和疑問句；代替實義動詞以避免重複（助動詞）
do這個動詞實際上是有兩種用法，或者說是詞形相同的兩個動詞。
01一般動詞
do作一般動詞，用法簡單：
You should do it this way.
你應該這樣做。
It may be difficult to do at first.
一開始可能很難。
She did well in her exams.
她考試成績很好。
You'll wish you hadn't done it.
你會希望你沒有做那件事。
I'm not sure what he does exactly - it's something to do with finance.
我不知道他到底是幹什麼的——總之，跟金融行業有關。
另外，我們在學習語法是時，do指代所有動詞
02助動詞
do做助動詞，主要用在以下方面：
1，否定句
I don't eat meat and my husband doesn't either.
我不吃肉，我丈夫也不吃肉。
If you don't aim high you will never hit high.
不立大志,難攀高峰。
It didn't take long to put the tent up.
沒過多久就把帳篷搭起來了。
She did not seem at all afraid.
她一點也不害怕。
2，疑問句
How many languages do you speak?
你會說幾種語言？
Which date do you have tickets for?
有幾號的票？
Do you like my new hairstyle?
你喜歡我的新髮型嗎？
What did you get for your birthday?
你生日得到了什麼禮物？
From whom did you receive these flowers?
你從誰那裡收到這些花的？
You sister lives in Hangzhou, doesn't she?
你姐姐住在杭州，是嗎？
3，對疑問句的簡略回答。
Do you come from France?
Yes, I do.
No, I don't.
你來自法國嗎？
是的，我是。
不，我不是。
4，肯定句中，do有三種作用：
1）強調句
You do look great today!
你今天真漂亮！
I do believe you'll make it.
我相信你會成功的。
I do speak a little Polish and Korean.
我確實會說一點波蘭語和韓語。
He did know a lot about pet.
他確實對寵物很了解。
2）倒裝句
Seldom do I go to the library.
我很少去圖書館。
Nor did she complain about her lack of money.
她也沒有抱怨她缺錢。
3）指代前面出現過的動詞。
I like you, and I really do.
我喜歡你，我真的喜歡你。
Tough days don't last. Tough people do.
沒有過不去的坎，只有打不倒的人。
May I come in? --Please, do.
我可以進來嗎？--請進。
She went college in London. So did I.
她在倫敦上大學。我也是。
He told me to take from the shelf. So I did.
他叫我從架子上拿。我就這麼做了。
03
助動詞do和一般動詞do同時出現：
Don't do it. It can pollute the lake.
別這麼做。它會汙染湖泊。
Did you do your dishes after dinner?
你晚飯後洗碗了嗎？
What do you usually do on Friday nights?
你星期五晚上通常做什麼？
Do do something to stop it.
做點什麼來阻止它。
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