Nowadays, a graduate with a master’s degree_____ fail to find a high--paid job , which discourages a lot of college students.

---You are sweating. ______ I fetch you some water?  ---It’s so kind of you. 

—_____I bring my ID card with me next time?—No, you needn’t. I have copied and stored it in my computer.

—Look! It________be the new woman manager. —It________be her.She has just left for Shanghai. 

— Mike, is this your eraser? — No, it’s not ______.  Maybe it’s __________.