Sonia has (有) a book. And this is _____ book. [ ]

A. his

B. her

C. my

D. your

烧伤病人，体重50kg，烧伤面积：Ⅰ度10%，Ⅱ度30%，Ⅲ度20%，按Evans公式计算，伤后第1天的前8小时内应补晶体和胶体液为（）

A.晶体1880ml，胶体630ml

B.晶体1250ml，胶体1250ml

C.晶体940ml，胶体940ml

D.晶体900ml，胶体900ml

E.晶体1000ml，胶体1000ml