---Must I water the flowers right now?---No, you ________ . You may do it after supper.A. mustn't B. needn't C. can't
We’ll have a _______holiday. What about going to the Great Wall?
The money is used to ________ poor people and to support development projects.
He is used to__________ up early every morning .
I’m proud to be able to help __________people.
Liu Xiang is ____ popular ____ many students are talking about him in and out of school.