[单选题]依据《中国南方电网有限责任公司电力安全工作规程》（Q/CSS-我要搜题网

Looking back on my childhood, I am convinced that naturalists are born and not made. Although we were all brought up in the same way, my brothers and sisters soon abandoned their pressed flowers and insects. Unlike them, I had no ear for music and languages. I was not an early reader and I could not do mental arithmetic.
Before the World War I we spent our summer holidays in Hungary. I have only the dim memory of the house we lived in, of my room and my toys. Nor do I recall clearly the large family of grandparents, aunts, uncles and cousins who gathered next door. But I do have a crystal-clear memory of the dogs, the farm animals, the local birds and, above all, the insects.
I am a naturalist, not a scientist. I have a strong love of the natural world, and my enthusiasm bas led me into varied investigations. I love discussing my favorite topics and enjoy burning the midnight oil while reading about other people’s observations and discoveries. Then something
A. he didn’t live very long with them
B. the family was extremely large
C. he was too young when he lived with them
D. he was fully occupied with observing nature

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[填空题]Events such as hurricanes, earthquakes, floods, volcanic eruptions, and tornadoes are all natural disasters. They are mostly related to the weather. Some are predictable--like a hurricane. Some, like an earthquake, surprise us. It is necessary for us to learn about them, so we can be prepared!
Flooding happens during heavy rains, when rivers overflow, when ocean waves come onshore, when snow melts too fast or when dams or banks break. Flooding is the most common of all natural disasters.
Hurricanes are severe tropical storms that form in the southern Atlantic Ocean, Caribbean Sea, Gulf of Mexico, and in the Pacific Ocean. Hurricanes gather heat and energy through contact with warm ocean waters. Evaporation from the seawater increases their power.
Hurricanes have winds at least 74 miles per hour. When they come onto land, the heavy rain, strong winds and heavy waves can damage buildings, trees and cars.
Tornadoes are nature’s most violent storms. Tornadoes mu

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[不定项选择题]甲上市公司为增值税一般纳税人，企业的原材料采用实际成本法核算，商品售价不含增值税，商品销售成本随销售同时结转。2019年11月1日，企业“原材料”账户的账面余额为100万元，“存货跌价准备—原材料”账户贷方余额为10万元。2019年11月发生的有关采购与销售业务如下： (1)11月1日，从A公司采购材料一批，收到的增值税专用发票上注明的货款为200万元，增值税税额为26万元。材料已验收入库，款项尚未支付。 (2)11月6日，向B公司销售商品一批，开出的增值税专用发票上注明的售价为200万元，增值税税额为26万元，该批商品实际成本为160万元，符合收入确认条件，款项尚未收到。 (3)11月8日，甲公司向C公司销售商品一批，开出的增值税专用发票上注明售价为100万元，增值税额为13万元；甲公司收到乙公司开出的不带息银行承兑汇票一张，票面金额为113万元，期限为2个月；该批商品控制权已转移给C公司，甲公司以银行存款代垫运杂费1万元(不考虑增值税)；该批商品成本为80万元。 (4)销售给B公司的部分商品由于存在质量问题，11月20日B公司要求退回11月6日所购商品的50％，经过协商，甲上市公司同意了B公司的退货要求，并按规定向B公司开具了增值税专用发票(红字)，该批退回的商品已验收入库。 (5)销售给C公司的商品由于存在质量问题，C公司要求在价格上给予5％的折让，甲公司同意并办妥手续，开具红字增值税专用发票。 (6)11月份，发出原材料220万元，11月30日，经过减值测试，企业的原材料的可变现净值为60万元。要求：根据上述资料，不考虑其他因素，分析回答下列小题。(答案中金额单位用万元表示) 根据资料(2)至资料(5)，下列会计分录中正确的是（）。
A.资料(2)的会计分录是：借：应收账款 226 贷：主营业务收入 200 应交税费—应交增值税(销项税额) 26 借：主营业务成本 160 贷：库存商品 160
B.资料(3)的会计分录是：借：应收票据 113 管理费用 1 贷：主营业务收入 100 应交税费—应交增值税(销项税额) 13 银行存款 1 借：主营业务成本 80 贷：库存商品 80
C.资料(4)的会计分录是：借：主营业务收入 100 应交税费—应交增值税(销项税额) 13 贷：应收账款 113 借：库存商品 80 贷：主营业务成本 80
D.资料(5)的会计分录是：借：主营业务收入 5 应交税费—应交增值税(销项税额) 0．65 贷：应收票据 5．65

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[单项选择]运行中的离心泵出口压力突然大幅度下降并激烈地波动，这种现象称为（）。
A. 汽蚀
B. 气缚
C. 喘振
D. 抽空

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[判断题]（）未设好防护，禁止开工。线路状态未恢复到准许放行列车的条件，禁止撤除防护、放行列车。施工防护的设置与撤除，由施工负责人决定。
A.正确
B.错误

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[单选题]以下不属于安全交底内容的是（）
A.A．作业内容
B.B．作业人员分工
C.C．作业中可能存在的危险因素
D.D．作业结束时间

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[判断题]
为适应各种电压等级的要求,在电容器内部电容元件可接成串联或并联。
A.正确
B.错误

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[单选题]餐后胰岛素分泌增加有助于维持血糖水平的稳定，这一调节属于
A.神经调节
B.激素远距分泌调节
C.旁分泌调节
D.自分泌调节
E.自身调节

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[填空题]起重机的大车运行轨道（）间的距离称为跨度。