Question

B. Write at/on/in
I go walking
..... the morning.
Goodbye! I'll see you ......... Monday.
My birthday is ......... March.
His birthday is ......
15th April
We went out ........... Friday evening.
I like to see the stars
night.
I heard noises .......... the night.
He is meeting me
9.30am
the morning​

Answer 1

- I go walking  in the morning.

- Goodbye! I'll see you on Monday.

- My birthday is in March.

- His birthday is on 15th April

- We went out on Friday evening.

- I like to see the stars  at night.

- I heard noises in the night.

- He is meeting me  at 9.30am  in the morning​

Espero ter ajudado :)