1 I like reading IN bed.
2 He is not AT home.
3 The plane is flying IN the blue sky.
4 Turn right AT the traffic lights.
5 Nick is IN the street, just AT the corner.
6 Is he IN the office?
7 I am waiting for you AT the bus stop.
8 Do you know the man IN this photo?
9 They arrived IN Paris late.
10 What time did they arrive AT work yesterday?