saddest people i've ever met in life are the ones who don't care step one… who cares what they think – e.l.c. i don't know who he are she (is/are).是 is 还是 are?为什么? 世界末日 - who_care 唱吧,听见歌声遇见你 who have hunted armed men long enough and liked it, never care