Complete the sentences with at, in, on or next.

1. The bank opens at nine o'clock in the morning.
2. Tina is going on holiday next week.
3. Sue is getting married in June.
4. I always turn off my computer at night.
5. The meeting is on Tuesday, not Thursday.
6. What are you doing at/on the weekend? - [obie wersje pasują; UK English, US English]