女性，20岁，体重50kg，头面、躯干、双上肢汽油火焰烧伤3小时入院。烧伤总面积56

Complete the dialogue with proper words or sentences.

A: Good morning, madam!

B: Good morning, sir!

A: You look worried. 1._____________?

B: My son got lost when I was talking with my friend in the park. I've looked

    for him everywhere, but I can't find him. What shall I do?

A: 2._____________. Tell us something about him, and we can help you.

B: Thank you, sir.

A: Now please tell me 3._____________.

B: He's six years old.

A: 4._____________?

B: He's thin and tall with big eyes.

A: What is he wearing today?

B: He's wearing a white T-shirt and blue jeans.

A: 5._____________?

B: It's 13803677057.

A: OK. We'll call you as soon as we find him.

B: Thank you very much.

压力容器的最高工作压力是指在正常操作情况下，容器顶部可能出现的最高压力。

《广东省公安厅关于计算机信息系统安全保护的实施办法》规定测评机构实施（）制度。

A、审批

B、备案

C、审批+备案

200的5%的5%是( )

A．50

B．5

C．0.5

D．2

地层接触关系的几种特征？