补全对话，每空字数不限。

A: Can I help you?

B: Yes. Tomorrow is Mother's Day. What should I   1   for her? And why?

A: You should get her   2  , because   3  .

B: Oh, it's out of   4   .

A: Well, how about this scarf?

B: I don't like the color.

A: What about this dark red one?

B: Oh, great!1 will   5   it. I think Mom will like it. Thank you very much.

A:   6  .

1. __________   2. __________   3. __________

4. __________   5. __________   6. __________

患儿男，10岁。发热10天，体温38～39℃，刺激性咳嗽明显，胸痛。查体：双肺散在干啰音，胸片：左肺下野淡片状阴影。

为确诊，首选的检查是（）

A.血培养

B.结核菌素试验

C.冷凝集试验

D.血肥达反应

E.痰液病毒分离