25th March 2020. Prepositions (III)	
in	on	at	
in bed
in hospital 
in prison
in a car 
in a taxi	on a bus
on a train 
on a plane  
on a ship
on a bike
on a motorbike
on a horse	at home
at work  
at school  
at university  
at college

be at home or be home (with or without at)
do something at home (with at)

at an event (at a party, at a conference, at the meeting, at the wedding)

at somebody’s house
at the doctor’s
at the hairdresser’s	
Compare in  and at:

You can often use in or at with buildings. 
For example, you can eat in a restaurant or at a restaurant; you can buy food in a supermarket or at a supermarket.

We usually say at when we say where an event takes place (a concert, a party, a meeting etc.):
We went to a concert at the National Concert Hall.
The meeting took place at the company’s head office in Frankfurt.
There was a robbery at the supermarket.

We use in when we are thinking about the building itself
I was at Helen’s (house) last night.
It’s always cold in Helen’s house. The heating doesn’t work well. (not at Helen’s house)
We had dinner at the hotel.
All the rooms in the hotel have air conditioning. (not at the hotel)

We normally use in with cities, towns and villages:
The Louvre is a famous art museum in Paris. (not at Paris)
Sam’s parents live in a village in the south of France. (not at a village)

We use at when we think of the place as a point or station on a journey:
Does this train stop at Oxford? (= at Oxford station)	
Complete the sentences with in, at or on.
1 We went to a concert at the National Concert Hall.
2 There isn’t a shop_____the village where I live. It’s very small.
3 Joe wasn’t _______the party. I don’t know why he didn’t go.
4 There were about ten tables ______the restaurant, and four tables outside.
5 I don’t know where my umbrella is. Perhaps I left it _______the bus.
6 What do you want to study _________university?
7 I didn’t feel well when I woke up, so I stayed ________bed.
8 We were_______Sarah’s house last night. She invited us to dinner.
9 It was a very slow train. It stopped_______every station.
10 Shall we travel_______your car or mine?
11 We took a taxi and Ben followed ________his motorbike.
12 I’d like to see a movie. What’s on _______the cinema this week?
13 We went to see a movie last night. It was really cold _______the cinema.
14 Two people were injured in the accident and are still_________ hospital.
15 Our flight was delayed. We had to wait _______the airport for three hours.
16 I didn’t expect you to be home. I thought you’d be _________work.	

Все материалы из книги  R. Murphy  «English grammar in use»