When the sun ___ in the east, the little hero tried hard ___ the red flag to the top of the pole.

---How do your parents usually go to work?---My mother usually goes to work _________  bus while my father ________ a bike to work. 

-- No one_______ be compared with Messi in playing football. --- Oh, you are really his big fan.

-Your mother _______ take a bus to work?-Yes. But now she usually goes to work on foot.

---Excuse me, does Mr. Zhang’s son live here? ---He________ be here, but he has moved?