有一面心立方单晶体，在(111)面滑移的柏氏矢量为的右螺型位错，与在面上滑移的柏氏矢

请仔细阅读题中的文字描述，从A-F中选出恰当的对应项。

小题1:Mr Wang is a music fan. Also, he is always willing to offer some help to others. This poster may provide him with such a good opportunity.

小题2:Jack likes sports a lot. This Friday, he needn’t go to school. He’s looking forward to finding a fun place to make himself excited.

小题3:Mrs White always thinks about trying to save money for her family. All daily supplies(日常用品) in the house are cheap but never in bad qualities. It’s certain she will get excited about seeing this poster.

小题4: John is 30 years old. He has been studying in a medical university for nearly four years. He is a careful person and always takes good care of those who are younger than him. He hopes to do something meaningful with the knowledge he’s learnt.

小题5:The Smiths have just sold their old apartment in the downtown because they don’t like too much noise there. Now they decide to choose a new way of living. They needn’t pay too much for their living and they can enjoy nice sights.

A		Soccer Final Brazil VS Germany National Sports Center 4:00pm, Friday
B		House for Rent $1,000 per month Far from the city Quiet with a garden
C		Elephant Show 8:00-10:00am Every day except Monday and Friday
D		Doctor Wanted Work for a children’s hospital Be patient, under 35
E		Clothes on Sale 50%-80% off All clothes are for sale till next Sunday.
F		Charity Concert By Lang Lang Welcome a helpful hand

下列属于第二信号系统的条件反射的是（）。

A.望而生畏

B.谈梅生津

C.见风流泪

D.尝梅生津

关于两极地区共同特征的叙述，错误的是[ ]

A．南、北极地区都有长期定居人口

B．南、北极地区都有大批极地野生动物

C．南、北极地区都有丰富的矿产资源

D．南、北极地区都有中国设立的科学考察站

某有机物A由C、H、O三种元素组成，15g A完全燃烧可生成22g CO₂和9gH₂O．试求：

（1）该有机物的最简式______．

（2）若符合该最简式的A物质可能不止一种，则它们之间的关系______（填序号）

A．一定互为同系物    B．一定互为同分异构体

C．等质量的它们完全燃烧耗氧量相同  D．等物质的量的它们完全燃烧耗氧量相同

（3）若A只含一种官能团且与碳酸钠溶液反应有气体放出，则该反应的化学方程式为：______．

（4）若A是具有水果香味的液体，可发生水解反应，则A的结构简式为______．

（5）若A的相对分子质量为180，能发生银镜反应，也能发生酯化反应，则A的结构简式为______．

下列说法中，主要利用水的比热容较大这一特性的是                           [ ]

A．洗过的衣服用清水漂洗      

B．炎热的夏天为降低室温而向地上泼水     

C．用水煮餐具，给餐具消毒    

D．冬天散热器(暖气片)用热水供暖