The French maintain a ________ separation of personal and professional life.
正确答案： C
本题解析：
A . 不友好的，怀有敌意的 ; B 严肃的，认真的 ; C 严格的，坚固的，僵硬的 ; D 快的，迅速的
The wounded soldiers would recover quickly if they were well ________.
_______ at all is worth doing well.