初一上册英语单元知识点人教版
1、Unit 1 --Unit 2
(1)问候语：
Good morning/ afternoon/ evening.
How are you?---Just OK, thank you. How are you?---Not bad, thanks.
Hi! Hello!
How do you do?
(2)道别用语：
Nice/ Glad to meet/ see you.(meet用于初次见面，see用于熟人间)
Nice to meet/ see you, too.
Goodbye. Byebye. Bye. See you (later/ tomorrow/ next time)!
So long! Good night!
(3)介绍人或者物的句型：This is...
(4)Excuse me.与I'm sorry.的区别：
Excuse me.是要引起对方的注意，而I'm sorry.则是向对方道歉。

(5)词组be from = come from
(6)当问句中问到this/ that时，回答要用it;问到these/ those时，要用they来回答。

例如： What's this in English?----It's an eraser.
What are those?----They are books.
(7)对Thanks.的回答：That's OK./ You're welcome./ My pleasur.
(8)look the same = have the same looks
give sth. to sb. = give sb. sth.
be like = look like
in the tree/ on the tree (树上结的、长出来的用on，否则用in)
in red(穿着红色的衣服)
in the desk(在空间范围之内)
in English(用英语)
help sb. do sth.
(9)both与all的区别：
both表示"两者都......";all表示"三者及以上都......"。

2、Unit 3--Unit 4
(1)speak的用法
speak与say不同：speak表示"说"的动作，不表示"说"的内容;say则表示"说"的内容。

speak后面除了能接"语言"外，不能直接接东西，后面加了to则表示"对......说"。

help sb. with sth.(协助某人做/补习......)
want to do sth.(想要做某事)
would like to do sth.
not...at all(一点都不);Not at all.(没关系/别介意)
like...a lot = like...very much
(2)some和any的区别：
口诀：some用于肯定句，否定、疑问变any。

例如：
I have some money.
I don't have any money.
Do you have any money?
(3)have a seat = take a seat(请随便坐)
(4)祈使句(表示命令或请求的句子)
祈使句一般都省略了主语You，所以其否定句直接用Don't开头。

例如：Don't go there!
(5)问职业：
What does sb. do?
What is sb.?
What's sb.'s job?
(6)work与job的区别：
work是未必有报酬的"工作"，例如homework, housework;而job则一
定是有报酬的"工作"。

(7)on指在物体的表面，不论这个面是否水平的，例如：
on the desk/ wall/ farm/ playground
(8)in hospital(住院);in the hospital(在医院里)
look after(照料/照顾/照看)
help oneself(请自便/随便吃)
(9)表示"建议"的句型："做某事如何?"。