__________ you __________ your sister is working hard . You are sure to get good grades .— Thanks. As you know , the final exam is coming .

watching television,______.

How is your new math teacher —–We couldn’t find a _____ one . All the students love her very much .

______the telephone number several times,but he couldn’t learn it by heart.

How much do you know about the 3D film technology–A little. Not until ____the hot movie Avatar____some about it.