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人类社会为什么会有阶级一说 小学国庆节放几天假 美国公民分为几个等级?RT 宋代社会将民众分为哪几个阶层 用英文怎么说 童话般的爱情是美好 但是它不现实 苏联分哪几个社会阶层 东学西渐出现在哪一朝代 如何理解 战争是阶级社会解决矛盾的最高形式 中国社会的主要矛盾是不是党员阶级同无产阶级之间的矛盾 Mother is cooking.I get home.________I get home,mother is cooking. 急 1/1*2*3+1/2*3*4+1/3*4*5+.+1/n（n+1）（n+2）的值 *是乘号 -1/2 *m^2 *n+4/3*m*n^2-2/3*m^2*n^2 （分解因式）*为乘号 Thank you all know a good friend ,after you have time to contact pyronaridine译成中文是什么 注：*是乘号 1*2*3*.n 已知答案有12个0 问N最大是多少 最小是多少 I___(not,go)to visit the picture show bacause I____(visit)it yesterday. 一句话中可以有两个过去式吗 如 Yesterday I————(go)to_____（Visit)Beijing Amy is f_______of cooking she wants to be a cook like her uncle请顺便解释一下 这个短语的意思 谢谢 What of it 是什么意思? 用词组造局 what .think ofwhat .think ofhave +时间+offmaybemay be 英语翻译America defended our own freedom by standing watch on distant borders His sister doesn't write a letter to her friend today.（用yesterday替换today） His sister _____His sister doesn't write a letter to her friend today.（用yesterday替换today）His sister _____ _____ a letter to her friend yesterday.Betty and K He stood quietly at the door.His _______ (suddenly) appearance made his family very surprised. 带点的字的拼音 国庆节高中到底放几天假?几号到几号? 国庆放几天假?我指的是高中我指的是高中 武汉高中国庆放几天假?不知道是不是和国家规定一样.内部放假时间是多少? 高中国庆放几天假‘’ 但是我更喜欢吃鱼用英语怎么说谢谢了, 高中国庆放几天假啊?? he sat down before a mirror 有before a mirror这种用法吗,感觉怪怪的 I stood before him with my head _________.A.hanged B.hung C.hanging D.to hang为什么不选B?hang和head之间不是被动关系吗?比如：she hung her head in shame.这句话当中就是这样啊.是不是说成...with my head hanging down 更有 龙文属于什么类型的歌曲