诊断急性出血性胰腺炎较好的指标是
A．胰岛素
B．弹性蛋白酶
C．脂肪酶
D．淀粉酶
E．胰多肽
参考答案：B
—Will there be robots in people's homes?
—____________.
A. Yes, there will
B. Yes, there be
C. No, there will
D. No, it won't
甜气
