—What are you doing, Bob? —I __________ a Chinese song.
—I’m going on a trip to Beijing. —_________!
He left home ______a cold morning, and I heard that he was coming back _____ the late afternoon.
Max often ______our books and pens ______the floor, when he ______our desks.
We all believe _______,because she is ______honest girl.
—_____anyone hurt in the big fire? —No, everybody was OK.