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【单选题】
下列关于空气净化的叙述正确的是A.
局部净化是彻底消除人为污染，降低生产成本的有效方法
B.
按照要求一般将生产厂区划分为生产区、控制区、洁净区
C.
洁净级别从100～100000级，尘粒数逐渐减小
D.
净化度标准只考虑尘粒个数，不考虑尘粒大小
E.
只要进入的空气保证洁净，层流和紊流都可以达到目的
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【单选题】根据UCP600规定,正本运输单据受益人或其代表在不迟于发运日之后的21个日历日内交单,并不得迟于信用证的截止日。若正本提单交银行超过提单签发日21天,这时,该正本提单为( )
A.
过期提单
B.
倒签提单
C.
不清洁提单
D.
无效提单
【单选题】Which professional athlete did Steven mention?
A.
Michael Jordan
B.
LeBron James
C.
Peyton Manning
D.
Jim Abbott
【单选题】Which is inappropriate for a professional convention staff to do?
A.
Keep a neat, well-groomed appearance
B.
Talk about politics and religious belief to know the guests’ culture
C.
Have friendly and direct eye-contact with meeting delegates
D.
Have proper body language and smile to welcome guests
【简答题】A．A system which trains doctors. B．A group of experts who can provide professional advice. C．A computer program which can provide professional advice. D．A system which trains computer experts.
【单选题】Which professional objective on a résumé is more formal?
A.
I seek a position with opportunities for travel and advancement.
B.
I want a job where I can travel a lot and hopefully manage people someday.
【判断题】提出调查报告是市场调查的最后一项工作内容，市场调查工作的成果将体现在最后的调查报告中。（ ） prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
正确
B.
错误
【单选题】All of the following are mentioned in the passage as circumstances in which professional service firms can benefit from offering an unconditional guarantee EXCEPT______
A.
The firm is having difficulty retaining its clients of long standing.
B.
The firm is having difficulty getting business through client recommendations.
C.
The firm charges substantial fees for its services.
D.
The adverse effects of poor performance by the firm are significant for the client.
E.
The client is reluctant to incur risk.
【单选题】Which professional organization developed a code for nursing students?
A.
ANA
B.
NLN
C.
AACN
D.
NSNA
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