干疳在临床常见（）
干疳在临床常见
A.精神烦躁
B.啼哭无泪
C.大便溏薄
D.毛发稀疏结穗
E.口唇干燥
参考答案：B, C, E
（4分）将5.6克铁投入足量的硫酸铜溶液中充分反应，求生成硫酸亚铁的物质的量和生成铜的质量？
He said it was _____ impossible to buy the novel which was _____ worth reading.
A．very…very
B．very…quite
C．much…much
D．quite…well
