1-3单元知识点
一：重点句子：
1：How tall are you? I’m 150 cm tall.
2: How much do you weigh? I weigh 40 kg.
3: In the past, she used a pen and paper to write her books. Now she uses a computer.
4: In the past, she got her crops in by hand. Now she uses a machine.
5: What changes would you like to see in our school? I’d like to have more clubs.
6: Studens will have a picnic every month.
7: There will be a big swimming pool in the school.
二：一般现在时（动词用原形）
1：标志词：always, often, sometimes, usually, never, every day-----频率副词
如：I usually play football after school.
She never helps her mum at home.weigh的过去式
2:遇见now;
比如：Now, I have a big garden in my house.
三：一般过去时（已经发生）
1：过去时间标志词：
yesterday(昨天)、last week(上周)、three years ago(三年前)，…before(之前)，in the past（在过去），this morning(今天早上)；
比如：In the past, Shenzhen was a small village.
30 years ago, people washed clothes by hand.
2: 动词过去式(1-3单元)：
Use---used(使用)      get---got
Live---lived(生活)    sweep---swept(扫地)
Call---called(叫，打电话)  write---wrote(写)
Visit---visited(拜访)      say---said(说)
Smile---smiled(微笑)      is---was
Answer---answered(回答)  are---were
Wash---washed(洗)
Watch---watched(看)
3：能用一般过去时谈论人们过去的生活，用一般现在时表达现在人们生活的方式。（书本12页）
四：一般将来时（还未发生；will…/be going to…）
1:将来时间标志词：
tomorrow(明天), next week（下周）, 40 years later（40年后）, in the future（在将来）
比如：I will be a head teacher in the future.
I will play basketball tomorrow.
I am going to go fishing with my friend next weekend.
2:一般将来时的结构需要借用：will+动词原形；或者是be going to +动词原形。
比如：I will be tall and handsome in the future.
I am going to have a picnic with my friends this weekend.

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