Passage 2
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Highly intelligent and strong, elephants are the largest land animals and are among the longest-lived, with life spans of 60 years or more. Healthy, full-grown elephants have no natural enemies other than humans. Elephants once lived on every continent except Australia and Antarctica, but elephants today are restricted to Africa and parts of Southeast Asia. They occupy a wide range of environments in Africa and Southeast Asia: grasslands, marshes, forests, deserts, and mountains. They need great quantities of food to support their massive size. They also need a lot of drinking water and so are restricted to areas with adequate water. Throughout history, people have prized elephants for their great size and strength. On the battlefield, elephants have defeated the enemies. Elephants also have been t A. Elephants today are restricted to Africa and parts of Southeast Asia. B. They occupy a wide range of environments: marshes, forests, grasslands, mountains, and deserts. C. They also need a lot of drinking water and so are restricted to areas with inadequate water. D. They need great quantities of food to support their massive size. [简答题]可作抛射剂使用的有
[单选题]回送机车的防溜措施均由（）负责采取和撤除，在车站由车站人员通知随车人员执行，并须得到随车人员采取和撤除防溜的报告。
A.车站人员 B.随车人员 C.本务司机 [单项选择]下列程序执行的输出结果是( )。
#include＜stdio.h＞ main（ ） char a[2][4]; strcpy(a,"are");strcpy(a[1],"you"); a[0][3]='&'; printf("%s/n",a); A) are&you B) you C) are D) & [单项选择]有关疱疹性口炎的病理描述，不正确的是
A. 变性细胞间桥消失 B. 变性的上皮细胞显著肿胀，呈圆形，可无核，也可一个或多个核 C. 变性细胞位于水疱顶部 D. 胞核内可见病毒包涵体 E. 上皮内可见气球变性和网状液化 [单项选择]根据安全性要求，可选用（）、无卤阻燃电缆、耐火电缆等。
A. 阻燃电缆 B. 低烟电缆 C. 防火电缆 我来回答: 提交
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