If you don’t study hard, you’ll regret, ___________ you?

as he is, David has gained ___________ rich experience in ___________ society.

Look at the boy playing basketball on the ground. Isit George?— It ________ be him. He told me he would playbasketball after class, but he’s not sure.

Have you heard about that fire in the market?— Yes, fortunately no one _____

Please be________. There’s an important meeting in the next room.