√ go to a place for a holiday.
√ on television/on the radio.
√ on the phone/telephone.
√ (be/go) on strike/on a diet.
√ (be) on fire
√ on purpose
√ in the rain/in the sun.
√ (write) in ink/in biro/in pencil (UNIT 126)
A. On holiday etc.
(be/go) on holiday/on business/on a trip/on a tour/on a cruise etc.:
— Tom's away at the moment. He's on holiday in France. (not' in holiday')
— Did you go to Germany on business or on holiday?
— One day I'd like to go on a world tour.
Note that you can also say: 'go to a place for a holiday/for my holiday(s)':
— Tom has gone to France for a holiday. (not 'for holiday')
— Where are you going for your holidays next summer?
B. 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:
— You can't phone me. I'm not on the phone. (= I haven't got a phone.)
— I've never met her but I've spoken to her on the phone.
(be/go) on strike/on a diet:
— There are no trains today. The railway workers are on strike.
— I've put on a lot of weight. I'll have to go on a diet.
(be) on fire:
— Look! That car is on fire!
on the whole (= in general):
— Sometimes I have problems at work but on the whole I enjoy my job.
on purpose (= intentionally):
— I'm sorry. I didn't mean to annoy you. I didn't do it on purpose.
But: by mistake/by chance/by accident.
C. 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.
— Don't go out in the rain. Wait until it stops.
(write) in ink/in biro/in pencil:
— When you do the exam, you're not allowed to write in pencil.
Also: in words, in figures, in BLOCK LETTERS etc.:
— Please fill in the form in block letters.
(pay) in cash:
— I paid the bill in cash. but I paid by cheque by credit card (see Unit 127).
(be/fall) in love (with somebody):
— Have you ever been in love with anybody?
in (my) opinion:
— In my opinion, the film wasn't very good.
D. At the age of... etc.
We say: at the age of .../at a speed of .../at a temperature of ... etc. For example:
— Jill left school at 16. or ... at the age of 16.
— The train was travelling at