Complete the sentences with at, on or in. \(Заполни пропуски подходящим предлогом\)
1. They go to bed …….. 10:00p.m.
2. I see my family …….. the weekend.
3. We play football ……. Sundays.
4. Helen’s birthday is …….. October.
5. My sister wakes up at 7 o’clock ……. the morning.