Please the computer, Lily. It's time for you to go to bed. ( )
A.turn offB.turn upC.turn on
The girl is so good at singing that she can sing _______ than anyone else.
Mike is good at sports. He jumps much _______ than the other boys in the class.
- What's wrong with Mary?- She's______ at her sister's bad behavior.
—What are you going to give your father for his birthday?—I am not sure. But I’ll buy him _______.
—Who sings _______, you or Jack?—Jack, but I dance _____ than he!