1 = about
2 说不好 大概嘛 也是关于什么的意思
关于On的用法：
(1) 作介词：
1. 表示位置：在……上
Mary’s coat is on the desk .
They’re going to work on a farm .
There are many apples on the trees .
I have them on this piece of paper .
There was a big smile on her face .
Jim and Li Lei meet on the road outside Li Lei’s house .
Which channel is it on ?
2. 表示时间：在……（天）
Everyone eats mooncakes on Mid-Autumn Day .
They arrived early on a Tuesday morning .
I eat mooncakes on that day .
I was born on February 18 , 1981 .
Either Tuesday or Wednesday is OK . I’ll be free on these days .
3. 关于……
In the library she has got books on many different subjects .
(2) 作副词,与动词连用,构成短语：
1. come on跟我来,加油
“Come on !”they shouted .
2. get on上（车）
Let’s get on the bus .
3. get on with（sb. ）与（某人相处）
Usually we get on very well with each other .
4. go on继续
Autumn starts in August , and goes on to October .
Go on until you reach the end .
5. hold on（for a moment）别挂断电话,等一等
A : Hello ! Could I speak to the headmaster , please ?
B : Hold on for a moment , please . I’m sorry , he isn’t here right
now . May I help you ?
6. put on穿上,戴上,上演
Put it on , please Lily .
Don’t be late——oh , and put on your old clothes .
7. try on试穿（衣服）,试试看
Shall I ask the shopkeeper if I can try it on ?
8. turn on开,旋开（电灯,无线电等）
I turned on the radio .
Turn it on .
9. pass on传递
They both passed on their sticks at the same time .
10. go on with（sth. ）继续做……
They went on with their work .
11. walk on继续走
Walk on and turn left .
(3) A. 作介词,与动词连用,构成短语：
1. go on继续
He quickly got up and went on running .
2. spend … on在……花费
I like writing to my penfriend , but I can’t spend much time on it .
3. keep on继续
I kept on thinking about the match in the afternoon .
4. knock on敲
The boy is knocking on the door .
5. work on致力于
He works on the Great Green Wall with many other people .
Please tell Mr. Hu that I am working hard on my Chinese .
6. live on靠……为生
They lived on potatoes .
7. call on访问,拜访
I called on you .
B. 作介词,与名词连用,构成短语：
1. on foot走路,步行
I see you’re on foot today .
2. on the / one’s way to在途中,在路上
On her way home she bought a new pen at a shop .
3. on time 准时；不早不晚
You must always return your library book on time.
4. on duty值日
Who’s on duty today .
5. on show展览；陈列
They saw many old things on show in glass-topped tables .
6. on（the）earth在地球上
Two thousand years ago , there were only 250 million people on the
earth .
7. on the left/ right在左（右）边
Walk along this road and take the fourth turning on left .
8. on the radio通过收音机,以无线电的方式
She said that she heard a very interesting programme on the radio .
9. on TV通过电视,以电视的形式
We can watch a football match on TV .
10. on top of在……上面（顶部）
Can you see much grass on top of the rock ?
11. on the team在队里
Neither of them is on the team .
12. on a visit在访问
Xia Yi is on a visit to England .
13. on fire着火
The building is on fire .
14. on holiday休假,度假
You and your family are away on holiday .
15. on sale出售
The meat is on sale in the market.
(4) 其他
1. and so on等等
There are different kinds of vegetables in the shop , such as
tomatoes , potatoes , carrots , peas , cabbages and so on .
2. on and on继续,不断
They talked on and on very happily .
3. from now on从此以后,今后
Please be more careful from now on .
4. later on过后,以后
The radio says the rain will stop later on
