10道,求正确答案,并说明为什么1 John is __ experienced at training than Mary is.A moreB worse C much2 Who is that man over there?Do you know __ name?A his B he'sC he3 He is a good student.He __ hard.A workB worksC does works4 A:I'm going to

第六题,求正确答案,并说明理由 请教1、2、5正确答案并说明理由 10道,求正确答案,并说明为什么1 John is __ experienced at training than Mary is.A moreB worse C much2 Who is that man over there?Do you know __ name?A his B he'sC he3 He is a good student.He __ hard.A workB worksC does works4 A:I'm going to 错误的指出来,并说明正确答案. 求一道超简单计算题~计算:(-1)^2+(-1)^3+(-1)^4+.+（-1）^2011=?我觉得结果应该是-1,为什么正确答案是0?第一个和第二个相加的0,以此类推,可最后（-1）^2011=-10+（-1）=-1,并说明理由, 请教英语大神帮我解答124568这6道题正确答案并说明理由, 请教2、4、7题正确答案并说明理由, 请教3、5两题正确答案并说明理由 请教13、14题正确答案并说明理由 请选出第11题正确答案,并给予解释说明. 求英语单选题1-10正确答案. 10题并说明为什么Thanks 并说明为什么. 并说明为什么 并说明为什么 英语翻译并说明为什么? 求m得取值范围并说明为什么 作揖的读音,并求说明.各为什么词性？