Is the motor way(高速公路) open today–I’m afraid not. ___________ it is so foggy, it must be closed.

Can I have a day off tomorrow, Mr. Johnson—_______. I can’t do it by myself without you.

Isn’t it time you got down to_____ the papers? [ ]

ing to the latest research, gettingenough sleep is _____ to maintaining good health and reducing stress.

l be a big help if you go to the store and getwhat we need for dinner _____, I’ll set the table