--Mr. Wu, please _____ how much time you need to finish your homework.-- All right. I’ll make it(做到) at once.

— What’s wrong with you, sir? — My flight ______ ten minutes ago. What should I do?

Don’t forget __________ the lights when you leave the classroom.

Linda's dream in China is to go into the west and______ an early childhood school there.

This kind of on-line game _______ a group of teenagers in China.