All the students are busy _____ English in the morning.
You ________ stop when the traffic light turns red.
—Could you tell me________________?—Yes, you can go there by bus.
—Excuse me. Is there a bank near here?—No, ___. But you can find one in Yang Fang Road.
—Is this a Chinese book or an English book ?—Oh, __________
— Could you help me put up the maps on the wall?— ________