A. Very nice B. Too early C. Why not? D. How lucky!
A. I must teach a class B. I teach a class C. I will be teaching a class D. I will have been teaching a class
A. No, no, no. They are not B. Oh, no, no C. You’re talking too much D. Thanks
A. He is a student B. He is Doctor Took C. A driver, I suppose D. He’s drunk