甘汞电极的电极电位主要决定于()。 A.被测离子的浓度 B.被测离子的活度 C.氯离 发布时间:2019-01-10 17:57 │ 来源:www.tikuol.com 题型:单项选择题 问题: 甘汞电极的电极电位主要决定于()。A.被测离子的浓度B.被测离子的活度C.氯离子的活度D.溶液的pH值
题型:单项选择题 若某股票的β系数等于1,则下列表述正确的是( )。A.该股票的市场风险大于整个市场股票的风险B.该股票的市场风险小于整个市场股票的风险C.该股票的市场风险等于整个市场股票的风险D.该股票的市场风险与整个市场股票的风险无关 查看答案
题型:单项选择题 完形填空。 Tolstoy, the great Russian writer, liked to walk about in a railway station near his home. One day when he was walking up and down as 1 , looking at people getting on and off the 2 , he heard a lady 3 after him, "Hey, you old fellow, go and bring back my handbag in the 4 room which I 5 there." Tolstoy 6 there. He 7 the bag up and walked quickly along the platform. At the same time the lady was waiting beside the carriage, looking 8 . When at last the old man gave the bag back to her, she opened it to 9 sure nothing was 10 .""Good, old man." said the woman. "You are just as quick as I can expect. Here you are."She gave a copper coin to him. Tolstoy 11 the coin and put it into his pocket with a smile. But the woman was very 12 when she heard he was Tolstoy, the author of the great novel WAR AND PEACE. She returned to Tolstoy and said,"Oh, excuse me... Oh, how silly I was to 13 you as a porter. Please throw back that coin if you forgive me." "Oh, madam, why? You have done 14 wrong." Tolstoy laughed."The coin is given for my work, so I 'll 15 it. Thank you, madam!" ( )1. A. possible ( )2. A. trains ( )3. A. talking ( )4. A. reading ( )5. A. went ( )6. A. passed ( )7. A. lifted ( )8. A. happy ( )9. A. make ( )10. A. disappeared( )11. A. showed ( )12. A. angry ( )13. A. think ( )14. A. something ( )15. A. throw B. often B. cars B. speaking B. meeting B. forgot B. jumped B. gave B. back B. do B. missed B. watched B. surprised B. treat B. everything B. give C. usual C. buses C. telling C. waitingC. left C. went C. picked C. well C. t ake C. lost C. acceptedC. happy C. find C. anythingC. keep D. well D. bikes D. shouting D. dining D. bought D. entered D. brought D. worried D. get D. torn D. picked D. sad D. look D. nothing D. stay 查看答案
题型:单项选择题 对二叉树从1开始进行连续编号,要求每个结点的编号大于其左右孩子的编号,同一个结点的左右孩子中,其左孩子的编号小于其右孩子的编号,则可采用 ______ 遍历实现编号。A.无序B.中序C.后序D.从根开始的层次遍历 查看答案