已知线段BC=3分之一AB=4分之一CD

好雨知时节,当春乃发生.随风潜入夜,润物细无声.的意思 好雨知时节,当春乃发生.随风潜入夜,润物细无声.有什么表达作用 好雨知时节 当春乃发生 随风潜入夜 润物细无声说的哪种生物因素 你手中的球是谁的 用英语怎么说还有 你能把球借给我么 用英语咋说···· 本人在线等···大侠们帮帮忙被····· 1 〉我把你在他手中抢了过来英语怎么说?2〉你为什么要这么折磨自己啊? 德语数字求例75486134952这个用德语怎么读 就是写大长串儿那种的…… 求助SAT改错题一道Prior to the election of Henry Cisneros as mayor of San Antonio in 1981,no major city in the US had had a mayor from Mexican descent.错在from Mexican descent既然descent意思是下坡；血统；遗传...我就没太看懂 一道SAT改错题 求教Bill simutaneously listened to music and did homework at the same time because he believed that music enabled him to relax while he studied.为什么at the same time 错了?怎么改?SAT改错题选项可以直接删掉？从 SAT几道改错题求助At the age of seventy-one,legendary country music artist JC astonished his fans by performing a song that the rock group Nine Inch Nails orginally (has recorded).为什么has recorded 错了?怎么改?Today in class we discuss SAT改错题 看详细提问那In the aftermath of the space shuttle challenger explosion, where 7 men were killed, the NASA program underwent a massive examination of priorities. 有一处错在哪里? 解释错因,谢谢 随风潜入夜,润物细无声这一句的意思 我暑假在同济学完了新标准德语强化教程第一册寒假想学接着学有没有什么地方可以推荐下 sat改错题一道Many communities in my state are forming neighborhood watch (programs,for it will deter criminals) 括号里的为什么错了```我觉得这句没错阿? 一道SAT改错题 Representatives of 2 independent groups (have been asked) to rewiew resent studies comparing the (monthly) costs of using cell phones with (conventional phones).(no error)conventional phones应该改成the monthly costs of using co \的中文翻译 示子侄通过什么对比聪与敏,可恃而不可恃也；自恃其聪与敏而不学者,自败者也.昏与庸,可限而不可限也；不自限其昏与庸而力学不倦者,自力者也.通过了（ )和( )的对比,强调了( )的重要性.请 德语的数字怎么才能很快记住? 急,走遍德国好还是新标准德语强化听说好?走遍德国好还是新标准德语强化听说好?我只知道走遍德国的新单词都会有例句,比较方便 我德语现在读的走遍德国的A1,寒假里面想直接读新东方的 德语标准教程中级 仔细看了一下,1 名词和代词的四种变格和使用条件 2 六个情态动词的变位和使用规则 3 形容词的比较级和最高级, 走遍德国好还是新标准德语强化听说好?我只知道走遍德国的新单词都会有例句,比较方便 古文用什么字表示知道,了解的意思? Dance with me and sing with me,Join in,Iet's play a 先是Dance with me and sing with me.再是Join in,Iet's play a game.是两句 刻骨铭心的爱 英文怎么说 示子侄的翻译 快 王夫之《示子侄》全文翻译, 彭端淑《示子侄》翻译, 示子侄书(王夫之 翻译 初三英语阅读理解练习题.one evening two young men were walking in the street together.they tried to find a chance to steal something.the clock struck struck twelve.most of the people went to bed.quickly they came to a house and it seemed th 阅读理解77-80 play a game with 5 hats equipped僵尸尖啸里的任务,该怎么完成? 这两个古文字念什么? 古文中“给事”一词怎么读?汉典 zdic.net中是读---ɡěi shì可是我看“知道”的朋友有的说是读成“jǐ事”,有的说是读成“jì事”