题目内容

What did the bus hostess mean by asking, "Could you do that on a plane7"

Air travel does not offer enough services.
B. Ground travel can offer as many services as air travel.
C. Ground travel can sometimes offer more services than air travel.
D. Air travel offers more and better services than ground travel.

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The author admits that a degree of Americanization does exist because ______.

A. local cultures are gradually weakened over the course of the 21st century
B. it's a long-term historical trend of the world
C. the Internet and TV promote the spread of American social and cultural habits
D. industrial societies are almost exact copies of the United States

尿液最终成分的主要调节场所是

Part A
Directions: You will hear 10 short dialogues. For each dialogue, there is one question and four possible answers. Choose the correct answer ― A, B, C or D, and mark it in your test booklet. You will have 15 seconds to answer the question and you will hear each dialogue ONLY ONCE.
听力原文：W: Good morning. I' m Rose Robins, your flight attendant. Welcome aboard.
M: Hello, I' d like to sit beside my friend. Can you arrange that for us？
Where does the conversation most probably take place？

A. In the street.
B. In a theater.
C. On a plane.
D. On a train.

患者出现明显左侧腰痛，尿常规RBC 20～30/HP，尿量明显少，血肌酐上升，以下诊断哪一个是首先考虑的

A. 泌尿系感染
B. 急性肾功能衰竭
C. 输尿管结石肾绞痛
D. 肾静脉血栓形成
E. 激素治疗用量不足