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【单选题】
In order to change the direction of rotation of a D.Cmotor _____(1) the field leads must be changed; (2) the input leads must be changed
A.
(1) only
B.
(2) only
C.
either (1) or (2)
D.
neither (1) or (2)
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参考答案:
举一反三
【多选题】美国儿童发展总部制定了审核合格教师的标准有111()。
A.
保证儿童安全,建立良好的学习环境
B.
发展儿童的体力、智力、交往能力
C.
为发展儿童的社会性情感与独立性提供积极的指导
D.
与其他工作人员及家长建立良好的关系
【单选题】The main sectors of the UK economy include _____
A.
primary industries
B.
secondary industries
C.
tertiary industries
D.
all of the above
【简答题】《小学教师专业标准》是国家对小学合格教师专业素质的(),是教师实施教育教学行为的()、是引领教师专业发展的()。
【单选题】拙政园的留听阁之名取自“留得残荷听雨声”,诗的作者是。
A.
李白
B.
杜牧
C.
李商隐
D.
周敦颐
【单选题】What is the purpose of each paragraph in the report? 1 The bar chart illustrates the amount of money contributed to the Egyptian economy by three sectors over 21 years. Overall, there was an increase ...
A.
introduces the topic of the data and provides details such as amounts which show the main trends.
B.
introduces the topic and provides a general overview of the main trends in the data without any specific details.
C.
introduces the topic of the data and provides the writer’s opinion about the data.
【单选题】An indirect radar echo is caused by a reflection of the main lobe of the radar beam off the observer’s vessel. Which of the following is NOT a characteristic of indirect echoes?().
A.
Their bearing is almost constant,even when the true bearing of the contact changes appreciably
B.
They always appear on a bearing of 90°from the true bearing of the contact
C.
The indirect echoes usually appear in shadow sectors
D.
When plotted,their movements are usually abnormal
【单选题】An indirect radar echo is caused by a reflection of the main lobe of the radar beam off the observer’s vessel. Which of the following is NOT a characteristic of indirect echoes? ()
A.
Their bearing is almost constant,even when the true bearing of the contact changes appreciably
B.
They always appear on a bearing of 90°From the true bearing of the contact
C.
The indirect echoes usually appear in shadow sectors
D.
When plotted,their movements are usually abnormal
【单选题】英国政府在其白皮书《教学质量》中,列为鉴别合格教师的标准之首的是()。
A.
高超的教学技巧
B.
丰富的教学经验
C.
适宜的个性品质
D.
渊博的学科知识
【简答题】背景资料 建设单位G公司投资新建了一化工生产装置。工程进展到投料负荷试运行阶段,建设单位要求施工总承包单位A和相关单位按照负荷试运行的分工要求进行各自准备工作,编制了试运行方案。在负荷试运行开始之前,G公司的大部分操作人员刚刚实习归来,正在熟悉和了解本装置生产流程,部分重要生产管理岗位和操作岗位人员还缺员。 建设单位认为当前的操作人员基本上能够胜任操作,满足试运行要求,开始了负荷试运行。试运行中发...
【单选题】What is the main function of deposit insurance fund?
A.
To ensure that the banks have sufficient fund to finance other economic sectors.
B.
To protect the banks from all kinds of risks arising from their operation.
C.
To meet requirements of financial needs of the public.
D.
To pledge to depositors that their money is safe whenever a bank is insolvency.
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