______ is know to all, china will be an________ and powerful country in

Who buys a nice present?

_______ you _______ the book ______ to the library yet. —— Yes. I have.

Why does your teacher _________ play basketball?—–Because he does not have much free time to play it.

What are people supposed to do when they meet ________the first time? —They are supposed to bow. [ ]