---Guess what! I have got the highest score in the final exam. ---- Great! You ______ worked very hard and put a lot of energy into it.

I ______have come here in time, but I met an old friend of mine. I stopped and talked with him for some time.

 -- I can’t believe that Jeff _______ have quarreled and fought with his boss.-- Well, if one _______ ask for trouble, it just can’t be helped.

“No student,”the headteacher stressed, “_______ go out of the school after ten o’clock at night without my permission. ”

—Where is Zhang Hua? Is he in the classroom now?—He          be there, for I saw him in the teachers’ office just now.