Sometimes we have much homework to do, but not often. Anyway, it ______in time.

 ---Let's go to the train station by bus.---We______take a bus. It is quite near from here.

—Listen！Helen is singing in the next room.—It _____be Helen .She has gone to Beijing.

 —Let’s _________ some chicken. —Great! I like chicken.

—Look at the picture on the wall. It ________be David’s.—Yes, his name is on the first page.