数据-1，0，3，5，x的方差是34/5，则x=()．
A. -2或5．5
B. 2或5．5
C. 4或11
D. -4或-11
E. 3或10
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The author thinks what has been found about fashions by the scientists and the historians
A. incredible.
B. amazing.
C. reasonable.
D. creative.
下列对于清代财政体制表述不正确的是()
A. 清代实行严格的三级财政管理体制
B. 清代恪守“量入为出”、财权集中的原则
C. 滇铜、漕运和盐业是关系清代国民生计的重要经济支柱
D. 高度集权与计划性，以及恪守“不加赋”祖制的传统观念，导致了清朝财政体制的僵化
It is indicated by the author that clothes should be
A. comfortable and durable.
B. new and fresh.
C. expensive and fashionable.
D. simple and unique.
The passage mentions the advantages of fashion EXCEPT that
A. it can help promote technological development.
B. it enables people to remain up-to-date.
C. it can create more job opportunities for people.
D. it can make people achieve a great feeling.
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