初一英语语法是比较基础的，也是必须要掌握的知识，如果你不能理解这些知识，那么今后的英语学习将会更难。说起英语语法，无外乎就是词性、句式和时态，只有充分掌握这些知识才能更深入的学习英语。下面是沪江小编为大家总结的句式和时态的用法，一起去看看吧!

一、句式

1.陈述句

肯定陈述句 a) This is a book. (be动词)

b) He looks very young. (连系动词)

c) I want a sweat like this. (实义动词)

d) I can bring some things to school. (情态动词)

e) There’s a computer on my desk. (There be结构)

否定陈述句 a) These aren’t their books. b) They don’t look nice.

c) Kate doesn’t go to No. 4 Middle School. d) Kate can’t find her doll.

e) There isn’t a cat here. (=There’s no cat here.)

2. 祈使句

肯定祈使句 a) Please go and ask the man. b) Let’s learn English!

c) Come in, please.

否定祈使句a) Don’t be late. b) Don’t hurry.

3. 疑问句

1) 一般疑问句 a) Is Jim a student? b) Can I help you? c) Does she like salad?

d) Do they watch TV? e) Is she reading?

肯定回答: a) Yes, he is. b) Yes, you can. c) Yes, she does. d) Yes, they do. e) Yes, she is.

否定回答: a) No, he isn’t. b) No, you can’t. c) No, she doesn’t. d) No, they don’t. e) No, she isn’t.

2) 选择疑问句 Is the table big or small? 回答 It’s big./ It’s small.

3) 特殊疑问句

①　问年龄 How old is Lucy? She is twelve.

②　问种类　What kind of movies do you like? I like action movies and comedies.

③　问身体状况 How is your uncle? He is well/fine.

④　问方式 How do/can you spell it? L-double O-K.

How do we contact you? My e-mail address is cindyjones@.

⑤　问原因　Why do you want to join the club?

⑥　问时间 What’s the time? (=What time is it?) It’s a quarter to ten a.m..

What time do you usually get up, Rick? At five o’clock.

When do you want to go? Let’s go at 7:00.

⑦　问地方 Where’s my backpack? It’s under the table.

⑧　问颜色 What color are they? They are light blue.

What’s your favourite color? It’s black.

⑨　问人物 Who’s that? It’s my sister.

Who is the boy in blue? My brother.

Who isn’t at school? Peter and Emma.

Who are Lisa and Tim talking to?

⑩　问东西 What’s this/that (in English)? It’s a pencil case.

What else can you see in the picture? I can see some broccoli, strawberries and hamburgers.

11问姓名 What’s your aunt’s name? Her name is Helen./She’s Helen.

What’s your first name? My first name’s Ben.

What’s your family name? My family name’s Smith.

12 问哪一个 Which do you like? I like one in the box.

13 问字母　What letter is it? It’s big D/small f.

14 问价格　How much are these pants? They’re 15 dollars.

15 问电话号码 What’s your phone number? It’s 576-8349.

16 问谓语(动作) What’s he doing? He’s watching TV.

17 问职业(身份) What do you do? I’m a teacher.

What’s your father? He’s a doctor.

二、时态

1、一般现在时　表示普遍、经常性的或长期性的动作时使用一般现在时，它有：

Be 动词：She’s a worker. Is she a worker? She isn’t a worker.

情态动词：I can play the piano. Can you play the piano? I can’t play the piano.

行为动词：They want to eat some tomatoes. Do they want to eat any tomatoes? They don’t want to eat any tomatoes.

Gina has a nice watch. Does Gina have a nice watch? Gina doesn’t have a watch.

2、现在进行时 表示动词在此时正在发生或进行就使用进行时态，结构为sb be v-ing sth + 其它.

I’m playing baseball. Are you playing baseball? I’m not playing baseball.

Nancy is writing a letter. Is Nancy writing a letter? Nancy isn’t writing a letter.

They’re listening to the pop music. Are they listening the pop music? They aren’t listening to the pop music.

英语时态是重点，同样也是难点，有很多经验丰富的老师也可能会犯语法错误，更不要说是刚开始接触语法的同学们，所以，同学们在学习的时候一定要认真专注，时态学的好，对以后的学习是有很多帮助的，在这里，沪江小编为大家加油!