I have two brothers. One is a teacher, _________ is a doctor.

In our school ________ students can search the Internet for useful information now.

Jack said the paper was too hard when he was asked why he failed the exam again..— Well, _____.

Who’s the man(男士) _________ a green coat?—He’s my teacher.[ ]

Would you please_______ the TV a little? Jack is doing his homework.- Terribly sorry. I will.