下列关于免疫固定电泳的特点说法错误的是（）。 A.分辨力强 B.敏感度高 C.最常用

阅读理解。

     We know music is very important in our daily life. Do you notice music playing at any of those

places when you go somewhere? Today most stores, stations, restaurants and other places play music.

You might even hear music in an office or in a farm.

     Scientists believe that music influences the way people behave. They think that the sound of western

classical(古典) music makes people feel richer. When a restaurant plays classical music, people spend

more money on food and drinks. When the restaurant plays modern music, people spend less money.

Without music, people spend even less.

     Scientists also believe that loud, fast music makes people eat faster. Some restaurants play fast music

during their hours. This makes people eat faster and leave quickly. Restaurants can make more money

in this way.

     Some scientists think that music makes you think and learn better. They say that music helps students

to be more active. It is true that people learn better when they are relaxed. And listening to music can

help you relax.

     The next time you hear music somewhere, be careful, It might influence the way you do things.

1. According to the text, scientists believe that music can ________.

A. create different feeling for us    

B. help us to develop good habits

C. develop our interest in money    

D. influence natural environments

2. Western classical music is often considered to be ________.

A. a sign of being slower            

B. something about manners

C. a sign of being richer            

D. something with new styles

3. Which type of music below can make people work faster?

A. Light music.  

B. Rock music.    

C. Sweet music.  

D. Soft music.

4. The habit of listening to music can make a student ________.

A. slow in action  

B. care about manners 

C. fresh in mind  

D.  worry about studies

5. Which of the following can be the best title of the passage?

A. Music in Restaurants          

B. Good and Bad Music  

C. Types of Music                

D. Music and Behavior

下列哪个接口可以转发数据同时接收bpdu（）.

A、阻塞接口

B、转发接口

C、指定端口

D、根端口

正常人血中胆红素主要来源于（）

A.胆汁

B.胆汁酸盐

C.细胞色素氧化酶

D.肌红蛋白

E.衰老红细胞释放的血红蛋白

在回复阶段，金属的强度、硬度和塑性等机械性能变化不大，但内应力会显著下降。

防治脑水肿，应用最广，效果较好的脱水剂是（）

A.50%葡萄糖溶液

B.20%甘露醇溶液

C.是25%山梨醇溶液

D.浓缩血清白蛋白

E.速尿