根据沟通理论，属于正式沟通渠道的是（）A．小道消息 B．社交场合 C．食堂的午餐 D

阅读理解。

     Kunming is the capital of Yunnan. It's a city with a long history. Kunming has a population of more

than 5, 000, 000. Though the weather in Yunnan changes form place to place, Kunming is famous for her

beautiful weather. It's neither too hot in summer nor too cold in winter. That's why more and more people

like to travel and even to live here. You can see that great changes have taken place here. a lot of tall

buildings, cinemas and hospitals have been put up. You can cross the streets over footbridges in the city.

You can buy whatever you want in shops and supermarkets in or around the city. People's lives are

becoming better and better.

     At weekend or on holiday, people like to relax themselves in different places and in different ways. In

winter, people especially old people would like to climb the Western Hills. From the top of Hills, you can

have a good look at the beautiful scenery of Kunming. Far away from the Hills, you can enjoy the Sleeping Beauty among the Hills. After supper, families take a walk along the bank of Dianchi Lake. The Golden

Temple and EXPO Garden are tow famous places of interest in the north of the city. EXPO Garden is

known to people both at home and abroad. You can spend a whole day visiting the world-famous garden. A little farther away form the southeast of the city, a special forest welcomes you. It is not a tree forest,

but a stone forest. So it is called the Stone Forest.    

     People in Kunming are really friendly. They often invite their friends home to try delicious food, like rice noodles. If you want to know more about Kunming and taste her food, please visit her yourself.

1. What's the population of Kunming?

A. Over five million.  

B. Over five thousand.  

C. Over five billion.  

D. Over five hundreds.

2.The weather in Yunnan is _______.

A. the same in different places  

B. neither too hot nor too cold  

C. different in different places  

D. different in the same place

3.The Sleeping Beauty is the name of a _______.

A. Person  

B. hill  

C. shop  

D.film star

4. _______ is known to people all over the world.

A. The Western Hills  

B. The Stone Forest  

C. The Golden Temple  

D. EXPO Garden

5. The writer of this passage wants to _______.

A. Invite tourists to Kunming  

B. visit Kunming  

C. taste her food  

D. know more about Kunming

慢性肾衰竭氮质血症期患者的GFR（）

A.减少至正常的80％～90％

B.减少至正常的50％～80％

C.减少至正常的25％～50％

D.减少至正常的10％～25％

E.减少至正常的10％以下

猎捕非国家重点保护野生动物的，必须申请办理什么证件？

弹簧式安全阀体积大，往往限制了它的使用范围。