If you want to keep healthy, you should try your best ____cigarettes. .
Who is the woman __________ long hair?
Do you have _________umbrella? No, I don’t, but Lily has _______.
--- I think Mary is a helpful girl . ---____ . She always helps her classmates.
Would you like ____ us one of your _____?
Chinese students have ____ weeks ____ in the summertime than British students.