磺胺嘧啶中的重金属检查，其杂质检查所用的试液为 A．硝酸银试液 B．氯化钡试液 C． 发布时间：2019-03-17 22:32 │ 来源：www.tikuol.com 题型：单项选择题 问题： 磺胺嘧啶中的重金属检查，其杂质检查所用的试液为A．硝酸银试液B．氯化钡试液C．硫代乙酰胺试液D．硫化钠试液E．硫氰酸盐试液
题型：单项选择题 完形填空。 A young officer (军官) was at railway station. He was on his 1 to visit his mother in another town, and he wanted to 2 her to tell her the time of his 3 , so that she could meet him at the station 4 her car. He looked in all his pockets but found that he did not have the right money for the telephone, so hewent outside and looked 5 for someone to 6 him. At last an old soldier came by, and the young officer stopped him and said, "Have you 7 change (零钱) for ten pence?" " 8 ," the old soldier answered, and put his hand into his pocket. "I'll see whether I can help you." "Don't you know 9 to speak to an officer?" The young man said angrily. "Now 10 start again. Haveyou got change for ten pence?" "No, sir!" The old soldier answered angrily. ( )1.A. bus ( )2.A. telephone ( )3.A. train ( )4.A. by ( )5.A. out ( )6.A. see ( )7.A. made ( )8.A. Excuse me ( )9.A. how ( )10.A. will you B. way B. find B. bus B. in B. around B. watch B. found B. All right B. what B. would you like to C. line C. meet C. ship C. with C. at C. help C. borrowed C. Sorry C. when C. let's D. telephone D. get D. way D. to D. up D. give D. got D. Wait a moment D. why D. you should better 查看答案