问题 单项选择题

乳糜性胸腔积液,各种不同性质的胸腔积液化验特点是()

A.乳样,乙醚试验苏丹Ⅲ染成红色

B.草黄色微浊,细胞数>500×106/L、蛋白30g/L,LDH300IU/L

C.LDH>500IU/L、LZM(溶菌酶)与ADA(腺苷脱氨酶)正常

D.胸液蛋白/血清蛋白<0.5、LDH<200IU/L、胸液LDH/血LDH<0.6

E.RBC>5×109/L、细胞数<400×106/L

答案

参考答案:A

解析:

乳糜性胸腔积液含较多甘油三酯,且成分改变多与饮食内容相关,故呈乳样,乙醚试验苏丹Ⅲ染成红色。

阅读理解

Most of us use the telephone several times a day to talk with friends or make social arrangements. These calls are usually quite easy and require little planning.

Using the telephone for business purpose is different. In any organization the person on the telephone represents the company and gives an impression of the firm to the outside world.

If you want to ensure good public relations, you need to master effective telephone techniques.

You should try to give an impression of an efficient, friendly, progressive company eager to give good service.

Before calling

Choose the right time. Consider the cost, urgency and convenience. When calling overseas you need to consider the time difference.

Check the number. A great deal of money is wasted each year on dialing wrong numbers.

Plan your call. Make a list of points and questions to be raised.

Be prepared. Gather any files, papers or information that may be needed during the call. It is unprofessional to have to say “Hold on while I look for that.”

If you have to ask a caller to hold on, keep going back and assuring him/ her that you will be as quick as possible.

Avoid interruptions. Call at a time when you are unlikely to be distracted.

During the call

Be courteous, polite. Make time for suitable greetings like “How are you today, Jim?” and “Did you enjoy your holiday?”

Put a smile in your voice. Remember, your caller can’t see you, so use intonation to good effect and try to sound confident, decisive, helpful and interested.

Check your notes. Look back at your notes to ensure that you have covered everything and quote figures and other data correctly.

Obtain feedback. Make sure that caller understands the message correctly, especially where deadlines and actions that are involved.

Be courteous. Finish by thanking the caller for his or her time and trouble.

After the call

Make notes. Let it become a habit to make notes of the call and place them in an appropriate file.

Take actions. If you need to send a letter of confirmation or inform someone in your organization about any details of the call, do some immediately so that you do not forget important points.

1. What’s the main idea of this passage?

A. Using a telephone for business has strict rules.

B. While making a business phone call, you should be efficient first.

C. It’s necessary to learn how to use your phone for work.

D. The phone is playing a very important role in our daily life, especially in business.

2. Before calling, you have to ____.

A. stay at your company only.        B. learn important data and figures by heart

C. get things ready for the communication   D. choose the right time and place

3. What’s the meaning of the word “feedback”?

A. information         B. present          C. greeting            D. reply

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