Prepositions of time 6 Underline the correct preposition.
1 I usually take my dog for a walk on/in
Monday mornings.
2 We always have lunch on/at 2 pm.
3 The children are playing computer games
in/at the winter.
4 My birthday is at/on 5th June.
5 Betty usually starts studying at/on noon.
6 I always sleep late at/in the weekend.
7 Mary is sunbathing in/at the moment.
8 I'm leaving for Qatar in/on an hour.