Пожалуйста, помогите с заданием по английскому.
Fill in the gaps with the correct preposition.
Example: He'll come ON time

1.It is closed ... Sunday.
2.They serve lunch ... 11 a.m. ... 1 p.m
3.This way, please. I'll show you ... our managers's office.
4.The hotel is ... the city centre.
5.We have a baby-sitter ... request.
6.The room is $50 ... person ... night.
7.What's the charge ... a single room?
8.Not ... all, sit down, please.

1.It is closed on Sunday. 2.They serve lunch  from11 a.m. till 1 p.m 3.This way, please. I'll show you ... our manager’s office. 4.The hotel is in the city centre. 5.We have a baby-sitter  at/by request. 6.The room is $50 per person per night. 7.What's the charge for a single room? 8.Not at all, sit down, please.