[单项选择]All over the world, forests are safeguarding the health of the planet itself. They do this (26) protecting the soil, providing water and (27) the climate. Trees (28) soil to mountainsides. Hills (29) the trees have been felled lose 500 times as (30) soil a year as those with trees.
Trees catch and (31) rainwater. Their leaves break the impact (32) the rains, robbing them of (33) destructive power. The roots of trees allow the water to go into the soil, (34) gradually releases it to flow down rivers and refill ground-water reserves. Where there are no (35) , the rains run in sheets of water off the land, (36) the soil with them. Land (37) with trees and other plants (38) 20 times more rainwater than (39) earth. As they grow, trees absorb carbon dioxide, the main (40) of the "greenhouse effect" , which (41) i
A. store
B. transmit
C. attract
D. provide

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[简答题]双方再婚前各生育一子女，子女都归对方带走抚养，身边现无子女，再婚后能否再生育？

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[判断题] 半自动车钩可以实现机械、气路和电路的完全自动连挂和解钩，或人工解钩。
A.正确
B.错误

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[单项选择]腹股沟处外伤并股神经及股血管暴露，受伤时间已达24小时，该病人清创后宜行
A. 一期缝合
B. 延期缝合
C. 不缝合
D. 伤口内放入磺胺药或其他抗生素
E. 足量有效抗生素加早期功能锻炼和理疗

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[单选题]防洪工作实行全面规划、统筹兼顾、(　　)、综合治理、局部利益服从全局利益的原则。
A.全员防洪
B.科学防洪
C.预防为主
D.安全第一

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[单选题]牵引梁单侧扩张不大于（）。
A.15mm
B.20mm
C.25mm
D.30mm

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[判断题]制造费用”账户按生产单位别设置明细账，并在账内按照费用项目设立专栏或专户，分别反映各生产单位各项制造费用的发生情况。

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[单选题]以下描述不正确的是（）
A.响墩爆炸声及火炬信号的火光，均要求紧急停车
B.停车后如无防护人员，司机应立即检查前方线路，如无异状，列车以在瞭望距离内能随时停车的速度继续运行，但最高不得超过20 km/h
C.停车后如无防护人员，机车乘务人员应立即检查前方线路，如无异状，列车以在瞭望距离内能随时停车的速度继续运行，但最高不得超过20 km/h
D.在自动闭塞区间，运行至前方第一架通过（进站）信号机前，如无异状，即可按该信号机显示的要求执

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[单项选择]基础的方位应考虑当地的主导风向，应避免油井中漏气，漏液被风吹向（）和原动机。
A. 抽油杆
B. 抽油机
C. 抽油泵
D. 采油井口

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[判断题]触头断开后,触头之间如果电弧已熄灭,则电路实际上没有被切断。()
A.正确
B.错误

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[单选题]金属外壳的Ⅱ类设备，有基本上连成一体的金属外壳，其内部采用（）。(　　)
A.基本绝缘
B.附加绝缘
C.双重绝缘
D.加强绝缘

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[单项选择]Reading involves looking at graphic symbols and formulating mentally the sounds and ideas they represent. Concepts of reading have changed (67) over the centuries. During the 1950’s and 1960’s especially, increased attention has been devoted to (68) the reading process. (69) specialists agree that reading (70) a complex organization of higher mental (71) , they disagree (72) the exact nature of the process. Some experts, who regard language primarily as a code using symbols to represent sounds, (73) reading as simply the decoding of symbols into the sounds they stand (74) .
These authorities (75) that meaning, being concerned with thinking, must be taught independently of the decoding process. Others maintain that reading is (76) related to thinking, and that a child who pronounces sounds without (77) their meaning is not truly reading. The reader, (78) A. degrees
B. purposes
C. stages
D. steps

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[多选题]下列属于B类火灾的有（）。
A.麻
B.乙醇
C.沥青
D.乙烷
E.石蜡

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[填空题]亚硝酸盐的致死量是（）克。我国规定亚销酸盐在食品中的最大用量为（）g/Kg。我国规定肉制品亚销酸盐的残留量不得超过（）g/Kg。

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[单项选择]人工授精的适应证哪个是错误的
A. 有阻碍正常性交时精子进入阴道的因素
B. 宫颈因素引起的不孕
C. 黄体功能不足
D. 精子质量异常
E. 原因不明不孕

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[多选题]寒邪的性质及致病特点是
A.寒性凝滞
B.寒为阴邪，易伤阳气
C.寒性黏滞
D.寒性收引
E.寒易伤肺

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[简答题]化验室的职责有哪些？

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[多选题]坚持科教兴“安”、加快科技创新,是我国安全生产工作的基本方向。必须依靠先进的科学技术来改善煤矿的生产条件,采用()和新装备保证煤矿的安全生产。
A.新工人
B.新工艺
C.新材料
D.新技术