煤矿发生险情或事故时，井下人员应当按（）撤离险区，在撤离受阻的情况下紧急避险待救。

阅读短文，选择正确答案。

    You speak, write a letter, and make a telephone call. Your words carry a message. People communicate

(交流) with words. Do you think you can communicate without words? A smile on your face shows you are

happy or friendly. Tear in your eyes tell others that you are sad. When you put up your hands in class, the

teacher knows you want to say something or ask questions. You shake your head, and people knows you are

saying "No". You NOD and people know you are saying "Yes". Other things can also carry messages. For

example, a sign at the bus stop helps you to know which bus to take. Signs on doors tell you where to go in or

out. Have you ever noticed that a lot of signs around you and that you receive messages from them all the time?

People can communicate in many other ways. An artist can use his drawings to tell about beautiful mountains,

about the blue sea and many other things. Books are written to tell you about all the wonderful things in the

world and also about people and their ideas. Books, magazines, TV and radios and films all help us to

communicate with each other. They all help us to know what is going on in the word and what other people are

thinking about.

1. Which of the following is TRUE? [ ]

A. We can't communicate with each other without words.

B. We can communicate in many different ways.

C. We can't communicate with body language.

D. It's very difficult to receive messages from signs.

2. The word "NOD" means _____ in Chinese according to the context. [ ]

A. 点头

B. 摇头

C. 弯腰

D. 挥手

3. When we see somebody smile, then, he must be feeling ______. [ ]

A. angry

B. pleased

C. surprised

D. sad

4. We can learn news from            . [ ]

A. newspapers

B. radios

C. TV

D. A, B and C

5. A sign at the bus stop tells you _____. [ ]

A. how many buses there are

B. what kind of bus it is

C. where the bus comes and goes

D. how much money you'll pay for the ticket

（）是保证保险和信用保险的共同之处。

A.被保险人都是权利人

B.承保标的都是信用风险

C.投保人都是权利人

D.保险合同的当事人相同

上尿路感染

开放性胸外伤的诊断主要依据是（）

A.胸壁有开放性伤口

B.食管破裂

C.肋骨骨折刺破胸膜

D.胸壁有创口与胸膜腔相通

某女，月经周期为24～25天，经量点滴即净，伴腰膝足跟疼痛，头晕耳鸣，小腹冷，舌淡，脉沉弱。

其治法是（）

A.温肾扶阳填精

B.补肾养血调经

C.补肾活血通经

D.补肾强腰止痛

E.补肾养血柔肝