—Are you going out? It’s windy and cold outside.—I know, but it’s the last day to buy tickets to the basketball final, ______ I must go.
Chinese ________by more and more people in the world now.
—Is your brother at home? —No. He ________ the library. He hasn’t come back yet.
Don’t worry. He ________ you as soon as he gets home.
The boy has a cold and the doctor asks him ________ more water.
—Oh, you look tired. Why? —I ________ to the Great Wall yesterday. It was really wonderful.