由于受教育者的身心发展具有规律性，所以制定教育目的时应考虑受教育者的年龄差异。

原发性腹膜炎好发年龄是（）。

A.5岁以下

B.10岁以下

C.青年

D.中年

E.老年

ACTH的分泌有明显的昼夜节律性波动，分泌最多是在：

A．入睡时

B．午夜

C． 清晨觉醒起床前

D．上午

E．下午

电力生产受自然和社会经济条件的制约。读2000年我国东北、华北、华东、中南、西南地区发电量所占比例统计表，完成问题。

小题1:表中⑤地区为

A．华北地区

B．东北地区

C．华东地区

D．西南地区.小题2:我国核电集中在③④地区的主要原因是

A．核能资源丰富

B．经济发达，能源消费量大

C．核能能量密集，地区适应性强

D．能有效改善大气环境质量

某种虚拟局域网的建立是动态的，它代表了一组IP地址。虚拟局域网中有一种叫做代理的设备可以对其中的成员进行管理。这个代理和多个IP结点组成IP______虚拟局域网。

A. You must have wronged me.
B. Oh! I’m so sorry about this.
C. Please stop just a second.
D. Are you Mr Smith
E. But may I ask you something first
F. Is there anything I can do for you
G. Now,sit down please.
A: Excuse me. (16)
B.Yes. You don’t know me,of course. I don’t teach here. I just give oral examinationshere now and then. Don’t be nervous.
A:Nervous Who Me
B: (17) I’m going to ask you a few questions. Then we are going to have a short con-versation in English. Do you understand
A:Yes,of course I do. (18)
B:After the examination,please. First of all,why are you learning English
A:Why am I learning English
B:Yes,I mean,what are you going to do with it Are you going to be a teacher of English, or what else
A: (19) I really must ask you something first.
B:Very well. If you insist,go ahead please!
A:Would you like a cup of coffee
B:Pardon What did you say
A:You see,I’m English. I’m one of the teachers here. I came to ask you if you would like a cup of coffee.
B: (20) .And thank you so much!