嵌顿疝与绞窄疝的鉴别要点是 A．有无休克 B．有无肠梗阻 C．有无血循环障碍 D．深

元朝在秦朝以来的郡县制度的基础上，实行行省制度。关于这个制度的表述正确的有

① 是中国省制的开端 ②是古代中央行政制度的重大变革

③使中央集权进一步加强　④巩固了多民族国家的统一[ ]

A．①②③④　　

B．①②③　　　

C．①③④

D．③④

Nowadays more and more Chinese teenagers find life more difficult without their parents. They don’t know how to do 小题1:h        because their parents do almost everything for them at home. This is a big 小题2:p       .

Joy is 14 years old. Last month her parents went aboard on 小题3:b       , so she had to stay at home alone. At first she thought she would be 小题4:h        when her parents were not in. She could do everything that she liked. 小题5:B        when it was six o’clock in the afternoon, she felt 小题6:h       . “Oh, it’s time to have supper. Where can I get my food?” she said to herself. 小题7:L        she found some food in the fridge, but she didn’t know how to cook. At that moment, she 小题8:m        her parents very much. At last she could only go to the supermarket and bought some food to小题9:e       .

Many teenagers are the same as Joy. So I think they should 小题10:l        some life skills, like cooking, tidying up their rooms or dressing themselves properly. They shouldn’t depend too much on their parents.

休克期的临床表现有（）

A.神志淡漠

B.血压下降

C.尿量减少

D.皮肤黏膜发绀

E.四肢湿冷

假设你是刘明，寒假期间准备去北京旅游。请你根据下面的提示，用英语给你的网友李红写一封邮件。主要内容如下：

1． 你以前从未去过北京，请他当向导，带你参观长城，颐和园和其它名胜；

2． 想住在他家里，以便聊聊彼此的生活和学习；

3． 问候他的父母。

注意：词数 100左右；开头结尾已给出，不计入总词数

Dear Li Hong,

I haven’t heard from you for quite a long time. How have you been these days? 

___________________________________________________________________________

Yours sincerely,

Liu Ming

一名耕种水稻的农民，突然出现高热、乏力，伴有腓肠肌疼痛和眼结膜出血以及淋巴结肿大。该患者可能是哪种微生物感染。（）

A.霍乱弧菌

B.钩端螺旋体

C.梅毒螺旋体

D.甲型肝炎病毒

E.伯氏疏螺旋体