I have so much homework to do everyday that I don’t go to bed ______ 11 o’clock.A. for B. since C. until
—Are those her rings? —______. They are his.
—This isjacket. do you spell “jacket”? —J-A-C-K-E-T.
It isn’t ______ notebook. It’s ______ notebook.
—______, Bob. What’s this? —A map.
—_______that your backpack? — No, _________. It's his backpack .