诊断急性胰腺炎时,血清淀粉酶至少应超过()
A.100U
B.200U
C.300U
D.400U
E.500U
参考答案:E
鲁迅在《新青年》上发表的第一篇白话小说是( )。
A.《孔乙己》B.《药》C.《狂人日记》D.《阿Q正传》
—The boy is ________for his age.
—Yes, I was much _______when I was his age.
A.enough tall; shorter
B.tall enough; shorter
C.enough tall; taller
D.tall enough; taller