唾液腺相关同工酶是（）
A.p-同工酶
B.s-同工酶
C.胰脂肪酶
D.胰蛋白酶
E.胰岛素
参考答案：B
He ______ think he was wrong ______ I showed the answer to him. [ ]
A. didn't; at all
B. didn't; until
C. won't; until
D. not; until
在数据a，a，b，c，d，b，c，c中，已知a＜b＜c＜d，则这组数据的众数为______，中位数为______，平均数为______．
