多项选择题

下列关于期末普通年金现值的说法，正确的有（　　）。

A.期末普通年金现值在每期期末获得相等金额的款项
B.期末普通年金现值是未来一定时间的特定资金按复利计算的现值
C.期末普通年金现值是一定时期内每期期末收付款项的复利现值之和
D.期末普通年金现值是为一定时期内每期期初取得相等金额的款项，现在需要投入的金额
E.期末普通年金现值是指第一次支付发生在第二期或第二期以后的年金
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What is the charm of necklaces? Why would anyone put something extra around her neck and then invest it with special significance? A necklace doesn’t afford warmth in cold weather, like a scarf, or protection in combat, like chain mail; it only decorates. We might say it borrows meaning from what it surrounds and sets off: the head with its supremely important material contents, and the face, that register of the soul. When photograph reduces the reality it represents, they mention not only the passage from three dimensions to two, but also the selection of a?point du vue?favors the top of the body rather than the bottom and the front rather than the back. The face is the jewel in the crown of the body, and so we give it a setting.When people are intensely concerned with something that is obviously impractical, anthropologists take note, for lovely useless things often express archaic to exist in contemporary American houses already heated by gas and electricity, yet most people want one and it is still the focus of the living room. This desire testifies, I think, to the hundreds of thousands of years during which we Homo sapiens huddled around a cave fire. We watch ourselves, rather anxiously, vanish backward down those lone temporary corridors, as my daughter gazes at her infinitely multiplied small self in the mutually opposed mirrors of the beauty salon, and wonders, is it me? Our fireplaces and necklaces and tombstones say it is, they are.In American culture, an interest in necklaces seems to be rather gender specific. Many men to whom I mention the enterprise feign polite interest and then change the subject, though I know some who admire, construct, and wear necklaces, including the distinguished scientist and poet to whom this essay is dedicated. Most women, by contrast, become mildly or wildly enthusiastic. A doctor in Blois brought out her entire collection of costume jewelry for me, exhibited the most splendid pieces with an account of where and when they were purchased, and then explain them all with the help of a large glossy book on the history of costume jewelry, with dozens of pictures. A former student of mine who had moved to California mailed me six plastic boxes full of beads gleaned from a warehouse managed by an eccentric friend who just their settings; a feature bead painted with a naked lady; crystal roundels of truly exceptional shine; and tiny silver hematite seed beads. Beads lend themselves to exchange, Beads travel. And clearly these two facts are related.From this article we can gather that _____.
A.Onlywomenlikenecklaces
B.Onlymenlikenecklaces
C.Mostwomenlikenecklaces
D.Mostmenlikenecklaces
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蒋军五次围剿红军基本情况1930年12月，蒋介石调集10万兵力，对中央革命根据地进行了第一次“围剿”，红一方面军4万人在毛泽东，朱德指挥下，诱敌深入，5天内连打两个胜仗，歼敌15000余人。1931年4月蒋介石组织国民党军20万兵力发动了第二次“围剿”，毛泽东同志带领红军一方面军3万人，歼敌3万余人，缴枪2万余支。1931年7月，蒋介石亲任总司令，组织国民党军30万兵力开展了对中央苏区的第三次“围剿”。在毛泽东指挥下，红军第一方面军3万人，毙伤俘敌3万余人，缴枪2万支。从1932年冬开始，国民党赣粤闽边区“围剿”总司令部陆续调集近40万兵力，组织对中央苏区的第四次“围剿”，在总司令朱德，总政治委员周恩来指挥下，红一方面军辖红1、3、5车团和第11、12、21、22军，总兵力约7万人，共歼敌近3个师，俘敌万余名，缴枪万余支，大炮40门，新式机枪300余挺。1933年9月25日，蒋介石组织100万人，直接用于进攻中央苏区的兵力达50万人，采取“壁垒主义”新战略，对中央革命根据地进行大规模的第五次“围剿”，王明“左”倾机会主义在红军中占据了统治地位，拒不接受毛泽东的正确建议，李德用阵地战代替游击战和运动战，用所谓“正规”战争代替人民战争，使红军10万余部队完全陷于被动地位。经过一年苦战，红军伤亡万余人，1934年10月中央领导机关和共军主力共8.6万余人退出根据地，进行战略转移。如果师按1.2万人编配，在前四次反“围剿”中，歼俘蒋军数量总共（ ）万人。
A.4.6
B.8.6
C.40
D.12.1
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