—Who’s singing in the garden?—It _____be Mr. Brown. He always practices singing at this time.A. must B. can’t C. need
—Jack, could you help me when the plane will take off on the Internet? —I’m sorry, my computer doesn’t work.
—I feel tired and sleepy. —Why not stop ______ for a while?
—Yao Ming is very popular among teenagers.—Yes. Many middle school students are his ______.
—Ipreferspeaking to listeningin English learning.—Oh, really! I think you should be good at ______ of them.
—Your sweater looks nice, is it made of wool?—Yes, and it’s made ______ Shanghai.