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问题 单项选择题 A1/A2型题

垂体瘤手术切除标本通过免疫染色法，发生率依次为（）。

A.无功能瘤>PRL瘤>GH瘤>ACTH瘤

B.无功能瘤>PRL瘤>ACTH瘤>GH瘤

C.PRL瘤>无功能瘤>GH瘤>ACTH瘤

D.PRL瘤>GH瘤>ACTH瘤>无功能瘤

E.PRL瘤>ACTH瘤>GH瘤>无功能瘤

答案

参考答案：C

阅读理解
阅读理解。
Take Action for a Better World: Volunteers Needed
     Six months' preparation in Denmark: Africa studies, team work combined with social work with risk
group teenagers.
     Six months' community work in Malawi in People to People Projects: Child Aid, HIV/AIDS Figure and
Teacher Training.

Part-time Work with Exchange Students
     YOUTH International is a non-profit high school foreign exchange student organization. We welcome
teenagers from over 80 countries worldwide and provide host families. The Community Representative is
a part-time position designed for people with a strong desire to do something rewarding in the community
and earn some extra money.
     Applicants (申请人) best suited for this work should enjoy teenagers, have a strong interest in cross-
cultural communication, and feel comfortable network. Full training and support will be provided through
branch offices throughout the U.S. Positions available in most states.
     If interested, please email: staff@youth.org or call 888-123-9872.

International Summer Job
     Hi, I'm an ESL student in China. I'm 20,quite and polite, and I speak reasonable English. I am looking
for a summer job in an English-speaking country. I can teach Chinese or do house and garden work, and
cook Chinese dishes. Can anybody offer me a job? I don't need to earn much, just enough in 2 months
(July-August) to pay for my return ticket to China. My goal is to improve my English and see a bit more
of the world.
     My email is: ram3462@hotmail.com

Call for Native speakers of English
     I an looking for native speakers of English to join in an experiment. This experiment is carried out
over the Internet, you don't need any specific knowledge other than understanding and speaking English
at a native level. The first task will take you around 15 minutes. After this task, you can decide whether
you want to continue the experiment. The tasks involve reading texts and designing questions and
answers.
     If you are willing to help me, then please email me: club3864@hotmail.com
1. Who is suitable to work as a Community Representative in YOUTH International?
A. One who enjoys working with teenagers from different countries.
B. One who hopes to take action in fighting against diseases.
C. One who has a strong desire to improve his or her English.
D. One who wants to earn some pocket money in the program.
2. Where will Jack, a volunteer, receive the training before he is sent to work in Malawi?
A. In some local offices in the U.S.
B. In an ESL organization in China.
C. In a preparation program in Denmark.
D. In an exchange student center in Africa.
3. If Mrs. Black in the U.S. hopes to learn some Chinese at home, she may contact _____.
A. takeaction@betterworld.com
B. ram3462@hotmall.com
C. club3864@hotmail.com
D. staff@youth.org
4. What are volunteers for an experiment over the Internet supposed to do?
A. To interview people online.
B. To do some housework.
C. To offer advice on Child Aid.
D. To provide language exercises.
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单项选择题

LookSmart是一种______搜索引擎。

A．元
B．目录式
C．机器人
D．蜘蛛
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