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问题 单项选择题

The commander of a rescue unit designated to co-ordinate search and rescue operations within a specified area is the（）.

A.General commander

B.Commander general

C.Search commander

D.On-scene commander

答案

参考答案：D

阅读理解

阅读下面四篇材料，请从各题所给的A, B, C, D 四个选项中选出一个最佳答案。

小题1:Auntie Chang’s Dumpling House is in    .

A．China

B．England

C．the USA

D．Japanese小题2:Auntie Chang’s has specials every day     .

A．in the morning

B．at noon

C．in the evening

D．at night小题3:Which of the following is TRUE about the Dumpling House?

A. It is the Top 100 Japanese Restaurants in the USA .

B .We can order for dumplings on-line.

C. The Dumpling House is for the Chinese only.

D. The phone number of Auntie Chang’s Dumpling House is 713-514-8410 .
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单项选择题

下列关于普萘洛尔的叙述中错误的是（）

A.属于芳氧丙醇胺类结构类型的药物

B.普萘洛尔游离碱的亲脂性较大，主要在肝脏代谢，因此肝损伤患者慎用

C.由于游离碱的水溶性，易产生中枢效应

D.有较强的抑制心肌收缩力和引起支气管痉挛及哮喘的副作用

E.普萘洛尔对β受体和β
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