Somogyi现象是指（）
A.胰岛素过量
B.清晨胰岛素反调节激素分泌不足
C.凌晨低血糖
D.清晨现象
E.慢性胰岛素不足
参考答案：A
I won't give you such help_____ you beg me. It's beyond my ability.
A．until
B．unless
C．as if
D．even if
