介词，是表示两词之间的关系的词。孩子在小学英语中学习的英语介词主要有时间介词、方位介词以及其他介词。
一起来看看吧！
时间介词
1.on
( 1 ) 在……上面
The book is on the desk.
( 2 ) 在……（哪一天/星期）
What do you do on Wednesday?
( 3 ) 在……（月、日）
My birthday is on August 2nd.
2.in
（1）在……里面
The pens are in the pencil-box.
（2）在……（哪一年/月）
His birthday is in October. He wor ked here in 1992.
（3）在……（地方）
He works in Dongguan.
（4）在……之内
What are you going to do in 20 years?
（5）在……早上、下午、晚上）
I do morning exercises in the morning every day.
I usually play basketball in the afternoon.
I often do my homework in the evening.
3.at
（1）在……（点钟）
I usually go to school at 8:00 am.
（2）在中午 at noon
方位介词
1. under 在……底下
There is a ball under the bed.
2. near 在……附近
There is a book shop near our school.
3. in front of 在……前面
A boy is standing in front of the house.
4. beside 在……旁边
A football is beside thedoor.
5. next to 紧挨着
There is a bus station next to No. 13 Middle School.
6. over 在……正上方
A bridge is over the river.
7. on the left 在……左边
The bookstore is on the left.
8. on the right 在……右边
The hospital is on the right.
9. before 在……之前
Mike sits before me.
10. after 在……以后
He went home after school.
11. in the middle 在……中间
The road is in the middle.
12. at
（1）在……（小地方）
I am at school today.
I was at home yesterday.
（2）看一看
Look at the blackboard.
13. behind 在……后面
There is a broom behind the door.
其他常用介词
1.for
（1） 给
This present is for you.
（2） 为了
Thank you for telling me the way to the zoo.
（3）作为
We have some chips and hamburgers for lunch.
2.to
（1）到
Take your sportshoes to the P.E class.
（2）致
Happy birthday to you. Give it to your friend.
3.from 来自
I am from China. = I come from China.
4.from……to 从……到……
Line up from shorter to taller.
We have class from Monday to Friday.
5.of ……的
He is a student of Kama School.
6.by
（1）在……之前
We must be at home by 6 o’clock.
（2）乘……交通工具。
People can go to the moon by spaceship.
I go to school by bus.
7.with
（1）用
I write a letter with a pen.
（2）和……一起
He went to Shenzhen with his parents.
8.between 在……与……之间
There is a football match between Class One and Class Three.
9. into 到……里
Sharks can dive into the deep cold water.
10. like
（1）像……
The twins are like their father.
（2）长相怎样？
What’s he like?
11. about
（1）大约；关于
It’s about 6:00 now.
（2）……怎么样？
What about……? How about……?
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