every week and that PE should not be called off or be replaced with other subjects. (6) Athere are fewer heavy students,a study shows that the number of the heavy students in primary and middle schools is over 10 percent.Students(7) B have some problems with their...
XV规则适用:由V分隔的两个数字之和为5;由X分隔的两个数字之和为10。(非全标) 链接 2.2作者:shye规则:标准数独规则适用。此外,159规则适用:第一列上的数字表示该行中数字1所在的位子,(例如,r3c1=6则r3c6=1),第5、9列同理。 链接 2.3作者:jovi_al规则:标准数独规则适用。 链接 2.4作者:Tyrgannus规则:...
搜索智能精选 题目某企业报告期产量比基期增长了10%,生产费用增长了8%,则其产品单位成本降低了( ) A. % B. 2% C. 20% D. 18% 答案A.%