Idioms Related To SleepSet 1

1I've got a busy day tomorrow, so I think I'll hit the sack"Hit the sack" means?
2I'm tired! It's time to hit the sack!HIT THE SACK means .....
3Choose the correct meaning of 'hit the sack'.
4I've just had forty winks
5I did not sleep last night is the same as:
6Hit the sackWhat does it mean?
7If you take "forty winks", you
8"Out like a light" means to ..... A) run away B) work very hardC) go to sleep quickly
9I think he's about to fade off to sleep.