________ the punishment was unjust， Helen accepted it without co

________ the punishment was unjust， Helen accepted it without complaint.
A、However
B、So long as
C、Even though
D、Since
【正确答案】：C
【题目解析】：However然而；So long as只要；Even though即使；Since因此。句意：即使惩罚是不公平的，海伦也毫无怨言地接受了它。