ex. 1. 1. My favourite part of the day is morning.
2. AM it is time from 12 p.m. till 12 am and PM it is time from 12 a.m. till 12 p.m.
3. I usually listen to music in the evening.
4. I usually play games in the afternoon.
ex. 2. a) f1; d2; Зс; a4; e5; b6.