—A number of foreigners       learning Chinese.—Right. The number of them       increasing little by little.

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

There is going to ______ a football match tomorrow evening.

— I’m sorry I _______ my English book at home.— That’s all right. Don’t forget to bring it next time.

--- Have you _______it?’ ---Sorry. Would you please explain it for a second time?