She had wanted to go to the west part of China in search of better view. But she turned ___voluntary teacher there.

I’m sorry, Mr. Wu. I my homework at home. —Don’t forget it to school this afternoon.

Do you think that housing price will keep ________ in the years to come?— Sorry，I have no idea.

Chinese leader applied plain language to make our policy ________ to the whole world at the press conference this March.

Are Tony and Mary your friends — __________________.