[填空题]
For a {{U}}wrong{{/U}} word, underline the wrong word and
write the correct one in the blank provided at
end of the line.
For a
{{U}}missing{{/U}} word, mark the position of the missing word
with a "∧" sign and write the word
you believe to be
missing in the blank provided at the end of the line.
For an
{{U}}unnecessary{{/U}} word, cross out the unnecessary word with a slash "—"
and put the word in the
blank provided at the end of
the line.
Believe it or not, optical illusion can cut highway
crashes.
Japan is case in point. It has reduced automobile
crashes on
41 ______.
some roads by nearly 75 percent using a simple optical
illusion.
Bending stripes, called chevrons (人字形), painted on the roads make
42 ______.
drivers
think that they are driving faster than they really are, and thus
drivers
slow down.
[判断题]带电灭火时，在使用小型二氧化碳、“1211”、“1301”、干粉等灭火器灭火时，由于其射程较近，故人体、灭火器的机体及喷嘴与带电体应有一定的安全距离。
A.正确
B.错误
[单项选择]It can be inferred from the passage that the author believes which of the following states-merit
A. Art plays the major part in the design of an machine.
B. Art should be given at least equal importance as mathematics in engineering lessons.
C. Compared with art, mathematics is not so important in engineering.
D. Without art, there will be no successful work in engineering.
[判断题]一种道德观念，从它产生的那天起，便成为改变社会风貌的强大力量。
A.正确
B.错误
[简答题]绘出结合滤过器试验工作衰耗及输入阻抗接线图。
[单选题]一台四极三相异步电动机的定子绕组共有（ ）个极相组。
A.12
B.4
C.6
D.24
[多选题]以下哪些实现要素是云端操作全程可管控的?
A.安全策略部署
B.账号权限管理
C.风险可识别
D.操作可审计
[单选题]†年11月1日,麓山与湘水公司签订一项不可撤销的M产品销售合同。合同约定,麓山公司于2021年2月1日提供800件M产品,售价为3万元/件。如果不能按期交付产品,麓山公司将承担合同价款5%的违约金。至2020年末,M产品已完工入库。由于原材料成本上涨等原因,该产品成本上涨,每件最终成本为4万元。市场上M产品的售价为3.5万元/件。下列说法错误的是( )。
A.M产品应选择不执行合同
B.M产品应计提存货跌价准备400万
C.发生营业外支出100万
D.计提预计负债120万
[多项选择]键盘常见的故障的原因有（）
A. 按键失效或焊点虚焊
B. 列线或行线某处断路
C. 电路板短路
D. 逻辑电路故障
[单项选择]判断催化剂是否中毒的方法是（）。
A. 催化剂的活性是否上升
B. 催化剂的选择性是否下降
C. 催化剂的转化率是否下降
D. 产物中的异丁烯与甲醇的比例是否下降
[多选题]国家电网财〔2015〕99号明确要求，各单位要严格落实国家要求，在公司经营范围内（ ）县级供电企业严禁执行地方政府自行出台的各类优惠电价措施。
A.能源法
B.合同法
C.电力供应与使用条例
D.供电营业规则
[填空题]第四章 第五十八条 通过作业：指对上述（到达作业、始发作业、中转作业）以外的货物列车，利用TFDS进行的作业，实行（ ）方式，对铁路货车执行“通过作业TFDS动态检查范围和质量标准”。
[判断题]环网箱接地采用水平和垂直接地的混合接地网。
A.正确
B.错误
[单选题]Some college students drink too much alcohol at school．Many of them live on the campus．Heavy drinking has caused many problems．It can cause students to make bad choices and do dangerous things.
One college has decided to ban alcohol．It has gotten a reputation as a party school．Five students at the college have died from drinking too much alcohol．Recently,one student drank too much vodka．He slipped into a coma．The college hopes the new rule will prevent any more tragedies.
The new rule prohibits students from drinking alcohol in the dorms．The first time a student breaks the rule they will receive a warning．If they break the rule again,they will be evicted from the dorm．However,they will still have to pay for the dorm．Some students do not live on the campus．They live in houses near the campus．Those students are also banned from drinking alcohol,even if they are of legal age.
Freshmen at the college are now required to take a special course．The course is called AlcoholEdu,and lasts for two and a half hours．The students learn about the dangers of alcohol．They also take a survey to find out how much they know about alcohol．All first-year students must pass the course.
The college hopes that more information will help students make better choices．
How do officials know that alcohol is a problem at the school?
A.Students are getting bad grade
B.There are too many bars on the campu
C.Only a few students drin
D.Several students have died and one is in a com
[单选题]热流道部分的调试前要检查调整使()接点形式与温控器接法一致。
A.热流道
B.热流板
C.加热线圈
D.针阀热嘴
[判断题]（ ）正线钢轨大修应采用60kg/m及以上钢轨无缝线路。
A.正确
B.错误
[单选题]灭火器的使用方法是，抽出安全销，一手握住喷管对准（ ），另一手握紧压把，上下相压干粉即喷出。
A.火源根部
B.火源
[判断题]接户、进户计量装置上的停电工作，可使用其他书面记录或按口头、电话命令执行。
A.正确
B.错误
[填空题]曲线地段,客货分线的客运线路未被平衡欠超高,困难情况下不应( )mm
[判断题]高速铁路锯截钢轨时，锯截断面应垂直，上下左右偏斜不超过2mm。
A.正确
B.错误
[单项选择]
| 质量保证体系是为使人们确信某产品或某项目服务能满足给定的质量要求所必需的全部有计划有系统的活动。质量保证体系是企业内部的一种管理手段。在合同环境里，质量保证体系是施工单位取得建设单位信任的手段。 |
质量保证体系应有可行的质量计划，质量计划应根据( )来编制。
A. 企业质量目标和质量记录
B. 质量管理体系的认证结论
C. 企业质量手册和项目质量目标
D. PDCA循环
[单选题]《普速铁路接触网安全工作规则》(铁总运[2017]25号)，120km/h 以上区段且线间距小于（）m 时，V 形停电作业一般不使用车梯和梯子。
A.5
B.5.5
C.6
D.6.5
[判断题]在电力电缆的沟槽开挖、电缆安装、运行、检修、维护和试验等工作中，作业环境应满足安全要求。
A.正确
B.错误
[单选题]常州地铁1号线电客车为（ ）型编组。
A.A1
B.A2
C.B
D.C
[单选题]学龄儿童心率为（ ）
A.120～140 次／分
B.110～130 次／分
C.100～120 次／分
D.80～100 次／分
E.70～90 次／分
