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发表于:2021-07-06
问题详情:There’sno_________thatteawasfirstdrunkabout5000yearsago. A.doubt B.reason C.use D.dream【回答】A 知识点:名词...
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发表于:2020-08-14
问题详情:2016年2月16日《科技日报》报道,美国犹他大学工程师发现了新型二维半导体材料一氧化锡(SnO),有望将电子设备速度提高100倍,则一氧化锡中锡元素的化合价是( )A.﹣2 ...
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发表于:2021-09-27
问题详情: Itisbelievedthatit’sno_______thatmanyofthemostsuccessfulcompaniestodayareinSiliconValley(硅谷).A.acquaintance B.absence C.circumsta...
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发表于:2021-01-06
问题详情:Thefirstofthe2015NobelPrizeshasbeenannounced.Sweden’sNobelPrizecommitteesaystheNobelPrizeforMedicinewillgotoscientistsfromIreland,JapanandChina.WilliamCampbellfr...
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发表于:2020-06-16
问题详情:Withallthewars,fightingandsadnessintheworldtoday,it'snotonlynecessary,butalsoessentialtohaveagoodsenseofhumorjusttohelpusgetthrougheachandeverydayofourlives.Putt...
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发表于:2021-06-07
问题详情:Delicatestepgivesmosquitoesstrengthtowalkonwater.It'snotamagicalpower.Mosquitoescanwalkonwaterbecauseoftheangleatwhichtheirlegstouchitssurface.Amosquito'slegiss...
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发表于:2019-02-06
问题详情: "Justbecauseyoucan'tseesomething,thatdoesn'tmeanit'snotthere."ThisoldsayingisquitemeaningfulforBritishsculptor(雕刻家)Willard.Theitemshecreatesaresosmallthat...