一般现在时的形式
对于一般现在时，我们需要在疑问句中使用动词 do/does，在否定句中使用 don’t(do not)/doesn’t(does not)。
肯定句I/You work.He/She/It works.We/They work.否定句I/You don’t work.He/She/It doesn’t work.We/They don’t work.疑问句Do I/you work? Does he/she/it work? Do we/they work?简短回答 – Yes,I/you do. he/she/it does. we/they do.简短回答 – No,I/you don’t. he/she/it doesn’t. we/they don’t.
he/she/it 后动词的拼写规则
在一般现在时中，除了 he/she/it 之外，其他所有人称后面跟的动词格式都是一样的，即动词原型。
不定词he/she/it拼写规则play workplays works常规动词后 加-swatch misswatches misses在-s,-ch,-sh,-z 结尾动词后加 -esstudy trystudies tries在辅音 + y 结尾的动词，去-y 加 -iesdo godoes goes两个特例 加 -eshavehas非常规形式
一般现在时的使用
我们用一般现在时来表示我们经常重复行为或习惯：
I wash my hair every day. 我每天都洗头。 I never go to the library. 我从不去图书馆。 He goes to the market on Sunday. 他星期天去市场。
永久性的或真实的(不会轻易改变的)情况:
I don’t drink beer. 我不喝啤酒。 He’s very tall. 他很高。 I have two sisters. 我有两个姐妹。 Water boils at 100 degrees. 水在100度时沸腾。 I like cakes. 我喜欢蛋糕。
一般现在时 – do/does – 练习题
1. I drink notdon't drinknot drink tea.
2. She haveshashave two brothers.
3. Tom do not startdoesn't startdoesn't starts work until 10 today.
4. You do playYou playDo you play an instrument?
5. The museum opensdoes openopen at 10 o'clock.
6. Peter and Megan often do gogoesgo to the cinema.
7. John do not get updoesn't gets updoesn't get up very late.
8. What time they leavethey do leavedo they leave home in the morning?
9. What language does he studydoes he studiesdo he studies?
10. My son never watcheswatchwatchs cartoons.
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