IX. Put in *on, in, at or by*.
Lý thuyếtTrang 193–194
- Water boils _______ 100 degrees celsius.
- My cellphone was stolen while I was _______ a business trip.
- Could you be quiet for a minute, please? I'm _______ the phone.
- In Britain, children start school _______ the age of five.
- We sat _______ the shade. It was too hot to sit _______ the sun.
- Did you go to Germany _______ business or _______ holiday?
- Can I pay _______ credit card? ~Yes, of course. But it's cheaper if you pay _______ cash.
- He got married _______ 17, which is rather young to get married.
- There was an interesting program _______ the radio this morning.
- _______ my opinion, violent films should not be shown _______ television.
- When you do the exam, you're not allowed to write _______ pencil.
- The earth travels round the sun _______ a speed of 107,000 kilometers an hour.
- Look! That car is _______ fire! Please call the fire brigade.
- I pressed the wrong number _______ mistake.
- It's a long journey. Let's stop somewhere _______ the way and have a meal.
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