unit1语法知识点。
talk, say, tell.这四个词都有说，讲话的意思，但使用起来仍然有很大区别。
1)speak强调说话的能力，开口说话，演讲，说某种语言。
he can speak english.
2)talk意为说话，谈话，一般用作不及物动词，指一般的谈话或交谈，后接宾语时，要与to, with, about等介词连用。
i’m talking to/with your parents.我们正在和你的父母交谈。
talk to sb.意为和某人谈话，谈话者以主语为主。
the english teacher talked to tom yesterday.
talk with sb.意为和某人谈话，指主语和宾语之间互相谈话。
i talked with my friend yesterday.
talk about sth.谈论某事。
they are talking about the exciting movie.
3)say 一般着重讲话的内容，指有连贯性的说话，通常用用作及物动词。
please say goodbye to the teacher.
4)tell意为告诉，讲述，指某人把某一件事，一条信息传给别人话讲述一件事。常用短语tell the truth 讲实话。
please tell me a story.
tell sb. about sth.表示告诉某人关于某事。
let me tell you about the way to solve this question.
tell sb. to do sth. 告诉某人去做某事。
the teacher tells us to go home at once after school today.
给……看；展示，经常和介词to搭配，构成show sth. to sb.短语，意为把某物出示给某人看，相当于show sb. sth.
can you show the teacher your notebook?=can you show your notebook to the teacher?
adv.也，而且，常常用在句中。she is also good at english.
too也意为也，多用于口语，谓语句末，只用于肯定句，其前常有逗号。
either 也意为也，用于否定句中，而且要放在句末。
if you don’t go, i will not go either.
(sb.) with sth.
let me help you with your homework.
help sb. to do sth.帮助某人做某事
can you help me clean the classroom?
5. be good wih 善于；对……有办法。
he is good with the children.
be good at, be good for, be good to
1) be good at擅长于……
i’m good at playing chess.
be good for对……有好处。
eating more vegetables is good for your health.
be good to 对……友好。
my friend was good to me when i was ill.
v.讲授，教。teach sb. sth.
miss yang teaches us english.
teaches b. to do sth.
my brother teaches us to drive the car.
7. like 喜欢，后面可以接动名词-ing，like doing sth.表示一贯性的喜欢做某事，后面也可以接动词不定式，即like to do sth.
表示喜欢去做某事，不表示习惯。
i like going for a walk after dinner.
i often do sports on weekends, but i don’t like to do it today.
作情态动词，表示需要或必须，通常用于否定句或疑问句，后接动词原形。
he needn’t worry about it.
9. call sb. at……意为给某人打**，号码是……，at后面接**号码。
if you h**e trouble, please call the police station at 110.
adj.忙碌的，繁忙的，常用结构：be busy doing sth.忙于做某事。
be busy with sth.忙于某事。
mr. zhang is busy ****** money these days.
语法点。的用法，表示能，会。
i can cook well.我能把饭做好。he can swim for three hours.他能游三个小时。
2.变为否定句直接在can后面加not.
he can speak a little chinese, but he can’t speak well.
the little girl can’t finish her homework in half an hour.
3.变疑问句直接把can提前， can sb. do sth.?
can you dance? 回答是用yes, i/ he/ she/ we/ they can. 或者不是，用no, i/ you/ he/ they/ she/’ can’t.
记住can后用原形，否定用can’t, 疑问can 提前再说sb. do sth.
第一单元你可能用到的句型写作文的有：
i want to do sth.我想要做某事。
i like doing sth. 我喜欢做某事。
i can do sth.我能做某事。
unit2语法知识点。
1. job 工作，职业。jim has a good job.
work job
work是抽象名词，是一个含义极广的常用语，不可数名词，还可以做动词使用，不能用a形容。
the work is too hard. i can’t finish it in half an hour.
job 主要指雇佣有报酬的工作，是可数名词。
he has a good job in the bank.
2. exercise v.锻炼，训练。
you must exercise yourself in order to be strong and healthy.
1) n.锻炼，练习，既可作可数名词，也可作不可数名词。
i’m doing my exercises.我在做练习。
2）做不可数名词时，意为锻炼，运动。
take more exercise, and you will be healthy. 多多锻炼，你会健康的。
time意为什么时间， 通常对具体的时间点进行提问。
what time did you go swimming yesterday?你昨天几点去游泳的？
at four o’clock.
4.1) at 后面通常接表示具体时间点。
i usually h**e breakfast at seven o’clock.
at还可以用于下列情况：
用在特定的时候（时节，时机）时，须用介词at。
i think the shop is closed at this time of day.
表示在中午，在夜晚，在周末时，需用介词at.
what do you often do at noon?
表示在……岁时，需用介词at.
at the age of nine, the boy could swim well.
2) in和on 的用法。
表示在某年/月/季节这个含义时，需用介词in.
she came to this city in 1980.
表示从现在起一段时间后，用in,表未来的意思。
they will go to see you in a week.
morning/evening/afternoon三个词也常常与介词in连用。
don’t watch tv too much in the evening.
on的用法：
表示具体的某一天或在具体的某一天的早上，中午，晚上等时，用on
jack was born on may 10th, 1982.
表示星期几或星期几的早上，中午，晚上等时，需用介词on.
i heard this story on sunday morning.
表示在某一节日时，用介词on.
we usually eat moon cakes on mid-autumn festival.
5. h**e breakfast意为吃早饭 h**e breakfast/ lunch/ supper/ dinner.
h**e to 不得不，强调客观情况迫使不得不做某事。
i h**e to look after her at home.
打扫，弄干净。
we should clean our living room every day.
clean adj.干净的，清洁的，反义词是dirty.
we all want to h**e a clean room.
adv. 或者，也。
he doesn’t like math. i don’t like it, either.
either在句中作主语时，后面的谓语动词一般用单数形式。
either of the films is good.
either在句中作定语时，后面修饰的名词时单数形式。
there are a lot of trees on either side of the river.
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