Complete these sentences with AT. IN or ON and these words and phrases below

I1.4. Complete these sentences with AT. IN or ON and these words and
phrases below:
the week before Christmas. midnight, the 4" July, half an hour, a moment
1. Come back ............ and I'll have it ready for you.
2. I was very busy and I ended up buying presents ..........

3. It's a holiday in the USA ...
4. She closed her eyes and ......
was fast asleep.
5. The children were running around the streets comm..,when they
should have been in bed.