Clerk: ____ I help you?
Mary: Yes, please. I want a sweater.
Clerk: What ____ do you want?
Mary: Blue.
Clerk: Here you are.
Mary: How ____ is it?
Clerk: Nine dollars.
Mary: I'll ____ it. Thanks.
Clerk: You're ____.
2015•永州）从生物的生活环境来看，生物进化的趋势是（ ）
— . but there are some CDs.
If they live in Chongqing, they can go to Wuhan _____ easily.
