不符合类风湿因子临床特征的是（） A.是一种自身抗体 B.是诊断类风湿关节炎重要的血

Venice(威尼斯) is the “Queen” of the Adriatic sea. Every year   1  from all over the world  2__ Italy to visit the city. Do you know  3  they like to go there for a visit?

Venice is a very beautiful city. It is quite different   4  other cities in the world. There   _5  roads or streets in the city. So there aren’t any cars and buses.There are   6  canals(运河) in the city. There is one big canal and 177 small canals. People move   7  and down the canals   8  to go to work,   9_ or visit their friends.

But Venice is sinking. It is going down and the water is going up. In 2040 Venice

will be   10_ water. The Adriatic Sea will cover the city.

小题1:A. thousand people        B. thousands people    C. thousands of people

小题2: A. travel to                      B. travel from               C. traveled to

小题3: A. where                                B. what                               C. why

小题4:A. from                                   B. with                                C. of

小题5: A. are some                            B. aren’t any                        C. aren’t some

小题6: A. many                                 B. any                                 C. much

小题7: A. on                              B. up                                  C. off

小题8:. A. in buses                      B. in cars                      C. in boats

小题9: A. go to shop                          B. go shopping                     C. go to shopping

小题10:. A. under                               B. with                                C. on

第三类医疗器械说明书的审批部门是

A．药品注册时限
B．国家药品标准
C．药品注册标准
D．新药技术转让
E．药品注册检验

Ⅱ型呼吸衰竭的呼吸功能改变为（）

A.肺弥散功能障碍

B.通气／血流比例失调

C.机体氧耗量增加

D.肺泡通气不足

E.肺动-静脉样分流增加

可燃气体与空气混合时的爆炸范围越宽，则危险程度越（）。

A.低；

B.高；

C.不受限制；

D.没有影响。

固定义齿桥体与牙槽嵴的关系哪项设计是不合理的

A．桥体基底面可离开牙槽嵴3mm以上

B．桥体基底面颊侧接触，舌侧离开

C．桥体与牙槽嵴有接触。但无压迫

D．般底式接触

E．桥体基底面舌侧接触，颊侧离开