2001的平方减2000的平方加1999的平方减1998的平方加……，加3的平方减2的平方加一等于多

next Monday前加不加介词 the next day 前加什么介词 next morning前加什么介词? 请问the chances are that you made up your mind about smoking a long time ago-and decided it is not for you是啥意思 Two years are not a long time A.two B.are C.not D.time 改错 如何改还有If it won't rain tomorrow,we‘ll go for a picnic.A.won't B.rain C.for D.a同上 哪里错 怎么改 —Do you have enough men to carry the clothes?—No.I think we need ___________ men.—Do you have enough men to carry the clothes?—No.I think we need ___________ men.A.another two B.two others C.more two D.two more tail是什么英语单词. 英语单词的现在分词go,do,wash,get,live,work,watch 求表示活动的英语单词.如watch TV.play basketball.play ping-pang.等 还有没有像like a bird这种类型的英文歌呢? 帮忙看看这句话有语法错吗According to the appraisal by international authoritative organization,Tianjin is one of the most potential ten cities,business is the most potential industry in Tianjin,and Heping district is core business area in i'm here.and i always love you,my kid. I'm always here to love in big tail马尾辫? ( ) it have a big tail which charities do you think need our support now why? which number do I need --I think you need ________ number 1.A.a B.the C./ D.bus选那个? It feels like a bird.如何分析句子成分 今天玩了会亚洲通感觉挺不错的, I have three pens and Tony has six pens. Amy have five pens 改成一般疑问 英语翻译 tall的反义词 knock 怎么造句 knock out 我是在看外国卡通看到的! does he have two pens?否定回答 from where we sit 怎么翻译啊 tall(反义词)是什么 tall的反义词是神马? tall和in的反义词是什么? 求keri 的Knock you down的歌词 knock-down drag-out fight 是啥意思