介词用法大全
介词at的八种用法：
1、在...时刻
Toby usually gets up at 6 o'clock.
At the age of seventy,the old man died.
2、在...地点、场合
He is standing at the door.
I will meet he at the station.
另外：at chrismans/on chrismans day
3、面对、朝
Don't throw a stone at pet.
4、价格、速度、数量
The car gots at 80 kilometers an hour.
They sell the product at 40 RMB.
5、处于某种状态，进行某种活动(at+名词）
I'm working.= I'm at work.
Is the manager at the meeting?
6、1)在...方面有特长 (be good at + sth)
What are you good at?
I'm good at English/shopping.
2)在...吃惊
I'm surprise at your behaviour.
7、原因
At the news, they are sad.= Bacause of the news,they are sad.
8、应...要求
He attend the party at the invitation of toby.
He agrees to come at the invitation of mine.
介词in的用法：
1、在一段时间内
如: in the moring / in the afternonn / in summer / in two weeks
Toby was born in 1985.
I will finish my homework in two hours.
2、在...之内，位置
Toby lives in Shenzhen.
There is a pen in the box.
3、穿着
I hate that gril in black.
Is the man in blue your boss?
The man in white jaket is your teacher.
4、用...工具
Please introduce yourself in simple English.
They are talking in loud voice.
5、在...当中，状态中
His life is in danger.
We are in deep sorrow.
6、在...方面
spend+时间+on sth/in doing sth
He spends two days on books/in reading books.
介词on的用法
1、在...之上，有接触
There is a book on the desk.
2、在具体的某一个时间
on Sunday morning
On a cold morning,he left home.
另外学的短语: break out:爆发 break up:分手
The war broke out on July 14th.
3、关于、涉及 on(学术化) about(生活化)
The meenting on English will be beld next week.
He wrote a lot of artilles on this issue.
学的短语：hold a meenting
4、处于...情况 (on duty)
This floor is on fire.
I'm on fire.
She is on leave.
5、是...成员
He is a member of the team.
on the team.
6、靠近...边缘(位置)
The village is located on the river.
Russia is located on the north of China.
Japan is located to the east of Chian.
7、一...就
On hearing the news,he died.
On eating the ice cream,he smiled.
