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

--- Mum, could I play with my classmates for a while after I finish my homework? --- _______. But you must come back before supper.

--Is the man standing outside the teacher’s office Mr. Zhou?  --No, it ______ be him. He has gone to Hong Kong for an academic conference. 

“Mary looks hot and dry.” “So _____ you if you had so high a fever.”

There _______ a bank , two supermarkets and a park in the neighborhood.