把下列句子重新排列组成对话。  

1. How about this one?

2. I'm going to a party. And I'm looking for a T-shirt.

3. Green.

4. Can I help you?

5. It's great. I like it. How much is it?

6. OK. What color do you like?

7. It's 100 yuan.

8. I'll take it.

_______ _______ _______ _______ _______ _______ _______ _______

6岁，女孩，出生后反复呼吸道感染，平时少活动，体检：无发绀，心前区稍隆起，胸骨左缘3，4肋间Ⅲ级粗糙全收缩期杂音，伴震颤，P2亢进 该病血流动力学改变首先引起（）。

A.右心室增大

B.左心室增大

C.左心房增大

D.主动脉扩张

E.肺动脉扩张