以知y=2x-4交x，y轴于A、B，点P在该函数图像上，P到x/y轴的距离为D1，D2若P为ab中点

鹊桥仙·七夕 七夕将至,为活跃百度诗歌栏目,特出此题． 要求：1、主题 七夕 2,格律词牌 鹊桥仙 3,用韵：词林正韵 （如用新韵请注明） 4,最佳200分奉上,其余只要是佳作即使不被选中也各奖50 什么词可以替换VERY,表示‘非常’ very bona能不能代替very good? 晋文公（重耳）流亡了多少年? 请问the local hard 原句是he was talking about the local hard knock the exhibition was held.这句被动语态是哪种基本句型?主+谓+? 晋文公"重耳" 发音"重耳" 发音是zhong还是chong The definition of Highly and extremely flammable,harmful corrsive ,irritant The match is held every year.It is large and important. 古文的原文和翻译文谢谢,给加分哦 晋公子重耳之亡一文的翻译 谁会翻译《重耳之亡》这篇文言文啊 I am often made _to piano lessons on Sundays by my motherA go B to go C going为什么 木星是气体行星?拜托了各位 谢谢 extraordinary与surprising的区别 Ceely's near miss made the news because she blamed it on her GPS device.主句的动词是哪个?near miss made感觉是两个动词连用啊. 木星为什么会叫木星呢? 木星为什么叫岁星? were used是什么时态 the first Dragon Boat Festival was held in Hunankuai You are that special someone．这是什么意思? 请问ALL HAIL的意思? I got were unfortunately.got were 是什么时态的用法CNN的新闻稿,Cubans' New Year's wishes "I e-mailed every single skateboard company I know," Lecour said."The only two responses I got were unfortunately one person who said we shouldn't be All hail Lelouch这句话什么意思 have you found that special someone yet?什么意思啊 中秋合家团圆是作文题目恰当吗 What characters or competencies do you have for being employed by our company 胤禵是谁?胤禵这两字怎么读? I was shocked by the news,which made me realize what(how) terrible problems we would face.用what还是how'以及在此句中的用法区别? 清朝十四阿哥胤禵没有府邸之前住在皇宫哪?如题... 木星由什么构成我想问一下木星中的氢由氕氘氚中的哪一种构成,很多科幻小说（比如三体）都说用木星中的氢进行核聚变.但普通的氢气（氕）据说不能进行核聚变啊 有人说木星是神秘的,请问木星哪里神秘?谢谢了,大神帮忙啊