[GIU] UNIT124 In/at/on (Other Uses)

​​​UNIT124
​​​In/at/on (Other Uses)
​

​​​A. Expressions with ​in
​in the rain / in the sun (= ​sunshine) / in the shade / in the dark / in bad weather, etc.
We sat ​in the shade. It was too hot to sit ​in the sun in summer.
Don't go out ​in the rain. Wait until it stops.

(write) ​in ink / in pen / in pencil
When you take the exam, you're not allowed to write ​in pencil.
Also (write) ​in words / in numbers / in capital letters, etc.
Please write your name ​in capital letters, etc.

(be/ fall) ​in love (​with somebody)
Have you ever been ​in love with anybody?

​in (my) ​opinion
​In my opinion, the movie was great.

​​​B. ​At the age of..., etc.
We say ​at the age of 20 / at 120 miles an hour / at 100 degrees, etc:
Sofia got a job ​at 22. or ... ​at the age of 22.
The train was traveling ​at 120 mileds an hour.
Water boils ​at 100 degrees Celsius.

​​​C. ​On vacation / on a tour, etc.
We say: (be/ go) ​on vacation / on business / on a trip / on a tour / on a cruise, etc.
I'm going ​on vacation next week.
Sofia is away ​on business at this time.
One day I'd like to go ​on a world tour.

You can also say "go to a place ​for vacation":
Sofia has gone to Gyeongju ​for vacation.

​​​D. Other expressions with ​on
​on television / on the radio
I didn't watch the news ​on television, but I heard it ​on the radio.
​on the phone / telephone
She has never met him, but she has spoken to him ​on the phone a few times.
(be/go) ​on strike
There are no trains today. The railroad workers are ​on strike.
(be/go) ​on a diet
My sister has put on a lot of weight. She has to go ​on a diet.
(be) ​on fire
Look! That bus is ​on fire. Let's call 119.
​on the whole (= in general)
Sometimes I have problems at study, but ​on the whole I enjoy my study.
​on purpose (= intentionally)
I'm sorry. I didn't mean to annoy you. I didn't do it ​on purpose.