In/at/on

1 The children are playing __ the park.
2 Ilove sunbathing __ the garden.
3 He's studying physics__ a university.
4 Let's meet__ the bus stop.
5 Look! That's a Picasso __ the wall.
6 The course starts __ May.
7 My grandfather died __1984.
8 I was born__ 25h October.
9 We have a coffee machine__ work.
10 Do you like skiing __winter?
11 What time will you be __ home tonight?
12 Do you eat a lot __ the evenings?
13 My English classes are __Tuesdays and Thursdays.
14 He usually does his homework __night
15 The flight's __ 7.00 a.m.
16 It's so romantic! They got married__ St Valentine's Day
17 We usually go away __ Christmas.
18 I think you left your bag __ the bedroom.
19 Do you usually go away __the weekend?
20 I live __ the centre of London
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