Some students often drop litter carelessly in our school. What can we do?- We can _______ some signs to remind them not to do that again.

I am interested in that beautiful bag. What do you charge for it? — $ — ______ , but I can’t afford it.

It’s 8 o’clock in the evening. Tom ______ TV.

Beijing is ____ largest city in China.

Do you know the young boy________ is reciting a Tang poem over there? — Yes. He’s a friend of________ .