—I saw Jane on the street just now.—It ______ be her. She went back to Canada yesterday.A. can’t B. mustn’t C. needn’t
Get up quickly, Bill, ______ you`ll be late for school.
----Can I join the English club?---Sure. Please show ______your school ID card.
Mike is my good friend. He is ________American boy.
—Welcome to Hechi!—____.
—Excuse me. How long can I keep the dictionary? —You can return it next Monday.