---Mr. Wu, can I have a look at the scores?---Well, you are a senior, so I_____ hardly remind you that the scores are not open to students.

-----Look! The girl dancing in the gym ____ be Joe. She is the girl who loves dancing too much, you know. ----- No, it ____ be her. Joe has gone to Shanghai.

––I didn’t go to work yesterday because my car broke down.––You _____ mine. I wasn’t using it then.

—        I know by what time you want the project to be done?—By the day after tomorrow.      you finish it on time?

------Is this ruler Mary’s?------No, it _______Mary’s. Hers is on the desk..