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英语单词中有tr像try读音相同的单词 海水为什么看起来是蓝色的? 关于english study 的二人英语对话时间5分钟内 【求英语对话】找两篇英语对话 能说四五分钟就行.话题 Memory and life 和 Study issue on the compus .RT But you must wash your hands first.这个句子对吗? 关于the ways to study English vocabulary 的对话 德语Bitte trinken Sie viel Wasser 怎么读 德语里的trinken是被动语态么. We Stand Alone Together 我们孤胆我们并肩 WE STAND ALONE TOGETHER怎么样 You not alone together we stand You're not alone together we stand I'll be by your side you know I'll take you hand alone stand complex是什么意思,alone stand complex是什么意思.攻壳机动队的英文名字,翻成中文啥意思啊 买两种布共138米花了540元其中蓝布料每米3元黑布每米5元俩种布料各多少米 you,to,dinner,your,need,wash,hands,before连词成句 you must ----wash your hand---- before dinner就划线部分提问 英语作文study abroad 口语能1分钟到2分钟读完的 容易记住- - Wash your hands ______you have dinner.A.if B.when C.before D.because 请帮我总结下study abroad的利弊 请帮我总结下拉,英文的, 参数方程化为普通方程 x=（t+1）/（t+2） y=2t/（t+2） Wash your hands＿＿＿you have dinner.A.before B.but C.when D.so 还有几题：Early men found fire very＿＿＿millions of years ago.A.use B.useful C.useless D.usesOnly a quarter of the Earth is＿＿＿.A.oceans B.land C.forests D.seas study i want to study abroad in Europe,i don't know which country is better,i want to France,but i don't know how to speak French.and if it is expensive,it is not good.i want to know UK(England) if it is ok?how much i should pay for?thank you!please answer 一个正方体木块,表面积96平方厘米,把它据成体积相等的8个正方体木块,每个小木块的表面积是多少? 一个正方体木块的表面积是96平方厘米,如果把它截成体积相等的8个正方体,每个正方体的表面积是多少? 海水为什么是蓝色的?为什么是咸的? 海水为啥这么蓝,为啥这么咸 为什么天是蓝的?海水是咸的! 为什么天空是蓝的,海水是咸的 You ____ wash your hands before meals.It's good for your health. A.have to B.must 答案是B 为什么? Next,cut and put them into a pig bowl. x=1+2t（参数方程）x=1+2t直线 （t为参数）被圆x^2+y^2=9截得的弦长=?y=2+t希望用参数方程的方法解