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【简答题】
如图所示是甲、家商场销售同一种产品的售价y（元）与销售量x（件）之间的函数图象。下列说法：①售2件时，甲、家售价相同；②买1件时，买的合算；③买3件时，买甲家的合算；④的1件售价约为3元。其中正确的说法是（ ）。（填序号）
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皮皮学刷刷变学霸
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【单选题】【R8】 OVER THE PAST TWO DECADES, THE LIVES OF AMERICAN WOMEN HAVE UNDERGONE UNPARALLELED CHANG E. THE VIRGINIA SLIMS OPINION POLL HAS CHRONICLED THAT CHANGE IN NATIONAL SURVEYS CONDUCTED SIX TIMES SINC...
A.
THERE IS EVIDENCE IN THE POLL THAT WAITING FOR MEN TO LIVE UP TO THE IDEAL OF EQUAL RESPONSIBILITY IS A MAJOR IRRITANT FOR MOST WOMEN TODAY.
B.
TOGETHER, THESE SURVEYS PROVIDE A COMPREHENSIVE PICTURE OF WOMEN'S CHANGING STATUS, AND OF THEIR VIEWS OF THE FUTUR E.
E.
IN 1970, MOST WOMEN WERE CONCERNED ABOUT GETTING MEN TO SHARE HOUSEHOLD CHORES. D. THEY, LIKE WOMEN, BELIEVE THAT SEX DISCRIMINATION REMAINS AN IMPORTANT PROBLEM IN THE WORKPLAC E. E. OVER THE PAST THREE GENERATIONS, EXPECTATIONS OF MEN AS RULERS AND PROTECTORS OF THE HOUSEHOLD HAVE CHANGE D.
F.
INSTEAD, AS WOMEN CONTRIBUTE MORE TO THE FAMILY INCOME, THEY EXPECT IN RETURN A MORE EQUAL DIVISION OF THE HOUSEHOLD RESPONSIBILITIES.