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问题 单项选择题

中暑热衰竭患者的表现中最突出的是

A．体温升至40℃以上
B．周围循环障碍
C．心律失常
D．急性肝衰竭
E．肺水肿

答案

参考答案：B

解析：热衰竭患者可有明显脱水征；体温可轻度升高，无明显中枢神经系统损害表现。

计算题

将铝粉与Fe3O4粉末配制成铝热剂，分成三等份：①一份直接放入足量的烧碱溶液中，充分反应后放出气体在标准状况下的体积为V1；②一份在高温下恰好反应完全，反应后的混合物与足量的盐酸反应后，放出的气体在标准状况下的体积为V2；③一份直接放入足量的盐酸中，充分反应后放出气体在标准状况下的体积为V3。下列说法正确的是

A．V1=V3＞V2

B．V2＞V1 =V3

C．V1= V2＞V3　

D．V1＞V3＞V2
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单项选择题

Most people have no idea of the hard work. One of the questions that is always asked of me is (1) I became an animal collector in the first (2) .The answer is that I have always been interested in animals and zoos. According to my parents, the first word I was able to say with any (3) was not the conventional "mamma" or "daddy", (4) the word "zoo", which I would (5) over and over again with a shrill (6) until someone, in order to (7) me up, would take me to the zoo. When I (8) a little older, we lived in Greece and I had a great (9) of pets, ranging from owls to seahorses, and I spent all my spare time (10) the countryside in search of fresh specimens to (11) to my collection of pets.(12) on I went for a year to the City Zoo, as a student (13) , to get experience of the large animals, such as lions, bears, bison and ostriches, (14) were not easy to keep at home. When I left, I (15) had enough money of my own to be able to (16) my first trip and I have been going (17) ever since then. Though a collector’s job is not an easy one and is full of (18) , it is certainly a job which will appeal (19) all those who love animals and(20) .

第（10）空应选择（）

A．living

B．cultivating

C．reclaiming

D．exploring
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