问题
单项选择题
甲苯法测定水分适合于
A.含挥发性成分的药材
B.含挥发性成分的贵重药材
C.不含或少含挥发性成分的药材
D.动物类药材
E.矿物类药材
答案
参考答案:A
甲苯法测定水分适合于
A.含挥发性成分的药材
B.含挥发性成分的贵重药材
C.不含或少含挥发性成分的药材
D.动物类药材
E.矿物类药材
参考答案:A
从方框中所给的选项中选出能填入空白处的最佳选项,补全短文。 (5分) 这学期学校设立了五种校本选修课。请你根据以下五位同学对自己兴趣爱好的描述帮助他们选定一门选修课程,并将课程序号(A-E)分别填入相应的空格。
小题1: I like taking photos around Dongyang. I plan to do it better. 小题2:I am good at singing. Celine Deon is one of my favorite musicians. 小题3: I play basketball every day. I want to be better at basketball. 小题4: I like reading, I would like to be a writer. 小题5: I was born in Shanghai, but my family moved to Dongyang because my father works here. I want to know more about the city Dongyang. |