【多选题】从这个案例,你认为用人单位是如何判断是否录用一个毕业生的?
【单选题】在1mol/L的H2SO4溶液中,φΘ'ce4十/ce3十=1.44V;φΘ'Fe3十/Fe2十=0.68V;以Ce4十滴定Fe2十时,最适宜的指示剂为( )
D.
硝基邻二氮菲—亚铁(φΘ'|n=1.25V)
【单选题】________ are good friends. We often play together. [ ]
【简答题】已知随机变量 ξ~B(2, 1 3 ) ,η=3ξ-1.则Eη的值为______.
【单选题】Jill: Hi, Jane, this is Jill. Do you have time to talk? Jane: Hi, Jill, ______. I was just watching TV.
【单选题】Li Mu picks ______ corn than ______. [ ]
【单选题】用铈量法测定铁时,滴定至 50% 时的电位是 ( ) (已知 Eθ’Ce4 + / Ce3 + =1.44v , Eθ’Fe3 + / Fe2 + =0.68v )
【单选题】The advertisement says this material doesn't ______ in the wash, but it has.