Как будет по английски 16:30; 13:40; 17:30; 19:35; 12:20; 21:40;

1. It's half past four p.m.
2. It's twenty to two p.m.
3. It's half past five p.m.
4. It's twenty five minutes to eight p.m.
5. It's twenty past midday.
6. It's twenty minutes to ten p.m.