根据所给情景完成下列对话，每空一词。

A: Can I_____(1) you?

B: Yes, _____(2). I want _____(3)buy some tomatoes.

A: How _____(4)do you want?

B: Six. _____(5)_____(6)are they?

A: Three yuan. _____(7)that all?

B: I want some potatoes, _____(8).

A: OK. _____(9)you are.

B: _____(10)you.

骨折早期治疗宜采用攻法，所谓早期是指伤后（）周。

A.1

B.1～2

C.2

D.2～3

E.3