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【单选题】
Animals in the desert have a problem getting water and keeping it. Insect-eaters get their liquids from their food. Most desert dwellers avoid the drying heat as much as possible, spending their time in burrows or holes, where the damp earth and coolness cut down the amount of evaporation from their breathing. With the exception of the coyote which is apt or likely to have its home in the shelter of rocks or in dense vegetation, nearly all animals have burrows of one sort or another. All birds seek whatever shade they can find. Reptiles have an added reason for avoiding the desert sun. They are cold-blooded creatures which lack the protection of fur, feathers, and other cooling devices. They can be killed by a relatively short exposure to full sunshine. Many desert animals have an additional source of water through the breakdown of body fats. Lizards, for example, store fat in their tails much as the camel stores it in its hump. The author implies that on the desert .
A.
reptiles are harmless during daylight
B.
birds sleep by day and hunt by night
C.
coyotes are vegetarians
D.
insects store water in their bodies
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参考答案:
举一反三
【单选题】婴幼儿突然发热39°C,持续一天,吵闹不安,抓耳摇头,拒哺乳,首先考虑( )
A.
性扁桃体炎
B.
性乳突炎
C.
耳内异物
D.
性化脓性中耳炎
E.
膜炎
【单选题】咯血护理的错误措施是
A.
取平卧位头偏向一侧
B.
静卧休息尽量少翻身
C.
保持大便通畅
D.
肺结核咯血病人应取患侧卧位
E.
咯血不止时嘱病人屏气以利止血
【单选题】对于肺结核并发大咯血的护理措施中,错误的是
A.
暂禁食
B.
观察病人生命体征
C.
保持呼吸道通畅
D.
屏气以止血
E.
取患侧卧位
【多选题】《8115汇总识别出的错报并评价其影响》底稿的信息来源( )
A.
加载项“增加错报”添加错报
B.
控制测试底稿中“增加缺陷”按钮
C.
菜单“完成及总结”—“审计差异汇总表”添加的错报、重分类的未更正错报、列报和披露
D.
菜单“风险及应对”—“调整分录汇总表”编制调整分录后的已更正错报
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A.
暂禁食
B.
静卧休息
C.
心理安慰
D.
屏气以止血
E.
取患侧卧位
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A.
④→⑩→⑨→⑧→①
B.
③→⑤→⑥→⑦→②
C.
②→④→⑩→⑨→⑧→①→③
D.
①→③→⑤→⑥→⑦→②→④
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A.
Z i *
B.
1 / Z i *
C.
1 / Z i
D.
0
【单选题】下列系统切换方法中,最可靠的是 。
A.
直接切换
B.
并行切换
C.
分段切换
D.
试点切换
【单选题】GPON是基于什么协议封装方式()
A.
ATM、GEM封装
B.
ATM封装
C.
GEM封装
D.
以太网封装
【单选题】GRE协议()。
A.
既封装,又加密
B.
只封装,不加密
C.
不封装,只加密
D.
不封装,不加密
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