The French maintain a ________ separation of personal and professional life.
C
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 ________.
People appreciate _______ with him because he is knowledgeable and humorous.
_______ at all is worth doing well.