目前对急性胰腺炎早期诊断有重要意义的检验指标是（）.
A.血、尿淀粉酶
B.血白细胞
C.血清脂肪酶
D.血糖
E.血钙
参考答案：A
当船舶顺着航道走向航行时，其左舷一侧为航道的左侧，右舷一侧为航道的右侧。
I'm wondering in which play_____ your brother will appear? I've no idea of the information of the
performance. [ ]
A. that is where
B. this is when
C. it is where
D. it is that
