Time with AT, IN & ON

Find the CORRECT sentence:
1. I will visit you at Christmas, I promise.
2. I will visit you in Christmas, I promise.
3. I will visit you on Christmas, I promise.
4. I will visit you at every Christmas, I promise.
Find the TWO (2) CORRECT sentences:
1. I'll see you in 10 minutes.
2. Let's meet outside the cinema at 10 o'clock.
3. We go on holiday to Corsica in every summer.
4. My son is playing a big match on the weekend.
Find the THREE (3) CORRECT sentences:
1. In 15 years, I'll be retired!
2. Last week was terrible - I hope next week will be better!
3. I always played cricket on Sunday afternoon when I was a boy.
4. We'll have the hospital results on this Thursday.
Find the CORRECT sentence OR sentences below:
1. I like studying English at night.
2. I like going to a restaurant in the evening.
3. I like watching TV on every afternoon.
4. I like getting up early in morning.
Find the CORRECT sentence OR sentences below:
1. Don't worry, I'll be there in half an hour.
2. At the end of the concert they gave every woman a rose.
3. Isaac Newton, the famous scientist, was born on Christmas Day in 1642.
4. James Brown, the 'Godfather of Soul', died in December 25th, 2006.