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【单选题】
You operate a factory that produces beach towels. Your current level of output equals 2,000 towels per week. Your weekly variable cost equals $8,000. If your total cost each week equals $9,000, it follows that:A.
the average variable cost of production equals $2 per towel.
B.
the average total cost of production equals $4 per towel.
C.
the average total cost of production equals $4.50 per towel.
D.
the average total cost of production equals $8 per towel.
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举一反三
【多选题】贯彻新发展理念、建设现代化经济体系必须坚持供给侧结构性改革。坚持质量第一、效益优先，以供给侧结构性改革为主线，推动经济发展（ ），提高全要素生产率。
A.
质量变革
B.
效率变革
C.
动力变革
D.
体制变革
E.
方式变革
【单选题】---Sally, I really appreciate your handwriting. ---_____________
A.
I practice every day.
B.
Thank you very much.
C.
No, I don ’ t think so.
D.
Well, it ’ s not good enough.
【简答题】A (n,k) block has codewords, redundant words.A. B. n×k C. n-k D.
【简答题】按照过滤去除颗粒的大小、多少,将空气的过滤净化分成由低到高的4个级别,依次是:( )、( )、( )和( ) 。
【判断题】No redundant words or expressions should be used in business documentation
A.
正确
B.
错误
【多选题】贯彻新发展理念、建设现代化经济体系必须坚持供给侧结构性改革。坚持( ),以供给侧结构性改革为主线,推动经济发展质量变革、效率变革、动力变革,提高全要素生产率。
A.
质量第一
B.
产量第一
C.
效益优先
D.
改革优先
【单选题】Sally was really angry with me, so I decided to buy her a present to ________ between us.
A.
make things bad
B.
make things good
C.
make things worse
D.
make things better
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