When did you go to sleep?

When did you go to sleep? When did you go to when you go to sleep,what do you dream about? When did you go to Beijing? When did you go to school yesterday?( ) When did you go to bed last when did you go to bed? when did you go to the school? When I go to sleep When did you go? sleep asleep sleepy When did you go to_last night My grandmo When did you go to school?(同义改写) （ ）（ ）（ ）did you go to scho