图一为呼吸系统的组成示意图，图二为肺泡与毛细血管之间的气体交换示意图．图一中结构2具有与人体免疫有关的黏膜，皮肤黏膜所进行免疫方式是．非典型性肺炎是由SARS病毒引起的一种呼吸道传染性疾病，我国科学家在世界上首次完成SARS病毒灭活疫苗Ⅰ期临床研究，大学生兰正文成为注射SARS疫苗的第一人．采用注射疫苗的方式可以强化人体的能力．（    ）

_____ what many people thought, the graduate came here not to _______ fame or money but the true value of life.

补全对话(选择)。

A: Can I help you?

B: Yes, please.____

A: For your daughter? Look, the shoes are really nice. Do you like them?

B: Yes. But I'm afraid my daughter doesn't like the color.____

A: Sure. There are different kinds of shoes over there. What color does she like?

B:____ And black is her favorite.

A: What size does she need?

B: Size 9. Let me see. Um, this pair of shoes looks nice. They are OK with her.____

A: They are only 99 yuan.

B:____ Here is the money. Thanks a lot.

A: You are welcome.

 A. I'll take them.

 B. Can you go to other shops?

 C. I'm sorry about it.

 D. May I have a look at the other shoes?

 E. How much are they?

 F. I need a pair of shoes for my daughter.

 G. She likes white and black.