Заполните пропуски предлогами in, on, to, at, into, from, since, for,

Заполните пропуски предлогами in, on, to, at, into, from, since, for, by
l. We haven't met... Christmas
2. The school year begins... the first of September.
3. Do you like to read... bed?
4. It is very late. Go... bed at once.
5. Put two lumps of sugar my tea... please
6. You have kept me waiting... half an hour!
7. I like to stay... home when I have a day-off.
8. There is a nice carpet... the floor.
9. I'll try to finish my work.... five o'clock
10. He received a letter.... home.