Which of the following is the work -我要搜题网

[单项选择] The United States In 1782 【51】 the United States won its independence, the bald eagle was chosen 【52】 the national bird of the new country. American leaders wanted the eagle to be a 【53】 of their country because it’’s a bird of strength and courage. They chose the bald eagle because it was found all over North America and only in North America. But a little over 200 years 【54】 ,the bald eagle had almost disappeared from the country, In 1972, there were only 3,000 bald eagles in the entire United States. The reason for the birds 【55】 population was pollution, especially pollution of rivers by pesticides. Pesticides are chemicals 【56】 to kill insects and other animals that attack and destroy crops. 【57】 , rain often washes pesticides into rivers. Pesticides pollute the rivers and poison the fish. Eagles eat 【58】 and the poison 【59】 their eggs. The eggs have very thin shells and do not hatch. Eagles 【60】 only two or three eggs a year. Beca
A. lie
B. lay
C. lain
D. laid

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[判断题]工作票所列人员的安全责任： c）工作许可人：1）负责审查工作票所列安全措施是否正确、完备。2）工作现场布置的安全措施是否完善，必要时予以补充。3）负责检查检修设备有无，有无流入油、水、气以及可燃易爆、有毒有害介质的危险。 4）对工作票所列内容即使发生很小疑问，也应向工作票负责人询问清楚，必要时应要求作详细补充。
A.正确
B.错误

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[判断题] ( )馏分油作为催化裂化原料时，其残炭越小越好。
A.正确
B.错误

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[多选题]旅客车票的起码里程为（）。
A. 客票20千米、加快票100千米
B. 客票25千米、加快票100千米
C. 卧铺票400千米
D. 卧铺票200千米

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[多项选择]下列有关“爱岗敬业”的说法中，正确的是（）
A. 爱岗敬业就是一辈子不换岗
B. 孔子所说的“敬事而信”，包含着“爱岗敬业”的观念
C. 提倡“爱岗敬业”，在某种程度上会遏止人们的创造热情
D. 职业选择自由与“爱岗敬业”不矛盾

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[单选题]场监系统的应用场景，决定了场监会使用（）脉冲
A.宽
B.窄
C.中等宽度
D.以上都不对

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[单选题]( )是指教员通过生动明确的语言,系统而有重点地向受训人员传授教材内容和有关知识的方法。(易)
A.讲授法
B.演示法
C.示教作业
D.示范作业

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[判断题]2.5 办理核发机动车检验合格标志时收存的资料应当保存一年。
A.正确
B.错误

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[单选题]70°探头检测轨头颚部锈蚀严重时，较深的锈损坑使超声波产生（）。
A.透射
B.折射
C.吸收
D.反射

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[单选题] 56
OSPF路由协议中,其他条件相同的条件下,第二类外部路由永远比第一类外部路由优先。
A.正确
B.错误

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[填空题]
Directions:
In the following text, some sentences have been removed. For Questions 41-45, choose the most suitable one from the list A-G to fit into each of the numbered blanks. There are two extra choices, which do not fit in any of the blanks. Mark your answers on ANSWER SHEET 1.

Most people would not object to living a few years longer than normal, as long as it meant they could live those years in good health. Sadly, the only proven way to extend the lifespan of an animal in this way is to reduce its calorie intake. Studies going back to the 1930s have shown that a considerable reduction in consumption ( about 50% ) can extend the lifespan of everything from dogs to nematode worms by between 30% and 70%. Although humans are neither dogs nor worms, a few people are willing to give the calorie-restricted diet a try in the hope that it might work for them, too. But not many—as the old joke has it, give up the things you enjoy and you may

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[单项选择]在我国与之发生贸易的各个国家和地区中，对进口商品限制较少的是( )。
A. 日本
B. 欧盟
C. 东盟
D. 西亚

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[单项选择]

幼儿园教学楼为3层混合结构，基础采用M5水泥砂浆砌筑，主体结构采用M5水泥石灰混合砂浆砌筑;2层有一外阳台，采用悬挑梁加端头梁结构。悬挑梁外挑长度为2.4m，阳台栏板高度为1.1m。为了增加幼儿活动空间，幼儿园在阳台增铺花岗石地面，厚度为100mm，将阳台改为幼儿室外活动场地。另外有一广告公司与幼儿园协商后，在端头梁板上加挂了一个灯箱广告牌，但经设计院验算，悬挑梁受力已接近设计荷载，要求将广告牌立即拆除。
作答下列题目：

在阳台端头栏板上加挂灯箱广告牌会增加悬挑梁的（　）。
A. 扭矩和拉力
B. 弯矩和剪力
C. 扭矩和剪力
D. 扭矩和弯矩

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[单项选择]中国法定的注射用水应该是( )。
A. 无热原的蒸馏水
B. 蒸馏水
C. 灭菌蒸馏水
D. 去离子水
E. 电渗析法制备的水

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[判断题]ZYJ7转辙机外锁闭道岔转辙机机壳侧面的两端与直股基本轨垂直距离的偏差≤5mm。
A.正确
B.错误

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[判断题]在测量绝缘电阻和吸收比时，一般应在干燥的晴天，环境温度不低于5℃时进行。
A.正确
B.错误

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[单项选择]All her cousins and their children have fair hair. The underlined part means ________.
A. fine
B. dark
C. thick
D. light

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[单项选择]Which of the following is the work advertised
A. Administrative work.
B. Teaching work.
C. Cleaning work.
D. House work.

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[单项选择]Which of the following is the work advertisedA. Administrative work.B. Teaching work.C. Cleaning work.D. House work.

热门试题:

[单项选择]Which of the following is the work advertised
A. Administrative work.
B. Teaching work.
C. Cleaning work.
D. House work.