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【单选题】
螺栓连接用于连接两零件（ ）和需要经常拆卸的场合。A.
厚度不大
B.
厚度很大
C.
长度不长
D.
长度很长
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【简答题】简述电子商务的优势 (慕课-第一单元电子商务概述-第一讲电子商务概念)
【单选题】Which of the following statements represents the FIRST precaution to be taken prior to working on any installed electrical component _____.
A.
Wear rubber gloves and boots
B.
Use only approved non-conducting tools
C.
Ground the case of the machine before beginning any repairs
D.
Open the supply circuits and tag the switches
【单选题】Which of the following is implied in the first paragraph?
A.
People used to be forced to work under whips.
B.
The author dislikes the function of politics in economy.
C.
Incentives are always less available than regulations.
D.
People have an instinct of working less and getting more.
【简答题】Which of the following is not a reason to provide proper citation? A、To show our hard work and all of the research that we?ve done B、To plagiarize (using another person?s words or ideas without giving...
【简答题】简述电子商务的优势和劣势。
【简答题】简述电子商务的优势。A. (1)快速树立企业的良好形象(2)增加企业成本优势 (3)提高顾客的满意度与对顾客的服务水平 (4)提供更有效的售后服务
【单选题】The following are all the measures that companies have adopted to cope with the ageing workforce EXCEPT______.
A.
making places of work accommodate the needs of older workers
B.
using alumni networks to hire retired former employees
C.
encouraging former employees to work overseas
D.
granting more convenience in working hours to older workers
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