我国肝硬化最常见的病因是（）
A.中毒性肝炎
B.酒精性肝炎
C.病毒性肝炎
D.营养不良性肝炎
E.血吸虫性肝炎
参考答案：C
ack went to college last year, _______ to return home until he achieves his goal.
A．determined not
B．determining not
C．not determined
D．not determining
从100里减去14与4的积，所得的差去除2200，商是多少？
