–The manager says that there’s no hot water after8:00 tonight.–You mean we ______ go to bed without a shower. How terrible!A. can B. have to C. may
-George is not here. What’s the matter with him? -Her father is ill in hospital. She has to_____ him.
Mike went to the library ____ some books the day before yesterday.
Nancy _____ playing the piano at 7pm. yesterday.
The Great Wall of China is ______wall in the world.
_____ is not difficult to learn English well.