reading A Dream of Red Mansions by Cao Xueqin yesterday, but I couldn’t understand it.—- ______. It is classical literature, so take your time to enjoy it.

Our headmaster spoke at the parents meeting for one hour without ________ his notes.

Don’tbring food to the party. If you do, the teacher will ________ .

How can you expect the children to behave themselves _____ you yourself don’t mind your manners?

You will be late for school________ you don’t get up early.