（经济学基础习题答案）解释谷贱伤农原理

求解赵树嫄线代第四版第一章第19题解法或思路.用化三角形行列式的方法,其中xyz不等于0.1+x 2 31 2+y 31 2 3+z Harry Potter是什么意思 harry这个单词是什么意思 英语单词“harry"的意思是什么? harry potterization是什么意思?在21世纪英文报上看到的 句型转换：The boy is li ming's brother(划线提问)Li Ming'sThat's a blue bus(复数)This is an orange (划线提问)an orangeThese hats are green(同上)green翻译：英文这是你的白衬衫吗?不,它不是.他们是鞋子是什么颜色 Is Li Ming your brother回答 he visited two schools during his stay in Beijing.对画线部分提问.画线部分during his stay in Beiji The boy si （ Li Ming’s）brother 对括号部分提问The cat is black（同上,对颜色）That‘s a blue bus（改复数）This is （an orange） 对划线部分提问These hats are green（同上）colour,are,what,your,rule He lived in Beijing for two years,during when he learn Chinese He won firstHe lived in Beijing for two years,during when he learn Chinese He won first place in the exam,that made him very gladShe mada a terrible noise,and which brought her heart to h Li Ming's brother might is a driver.一句中哪里错了 What's up you man? dirty什么意思? 请问DIRTY 貌似是欧美形容一个人怎么怎么,有点类似跟老外说"oh,she's blondy~"老外就能大致揣摩出那人长的什么样子(金发碧眼风骚撩人),谁能说说dirty dirty啥意思,知道请回答 这里的dirty是什么意思?黑眼豆豆的boom boom pow有（clean)和（dirty）版.分别什么意思吖 don`t forget ____after meals 1.to eat medicine 2.to take medicine 3.eating medicine4,taking medicine 1.Don’t forget ________ the notebook with you when you go to the lecture.A.to take B.to carry C.t这个选什么?为什么A.to take B.to carry C.to send D.to bring What dod she forget when she left for home?—( ) the book A.Taking B.Take C.To take happy everyday give your my best wishes 谁懂英文的 you don't look well._____________go to see a doctor? 改错You （look not） （very well）. You should （go） to （see a doctor） l would suggest my friend ( ) beijing next week A goes B to go C going D go you look pale today.you'd better go to see the doctor.回答Thanks.____________ you look pale today.you 'd better go to see the doctor.thanks-----.回答好吧 最后两分钟！！！！快啊 先到先得！！！！！！！！！！！！！！！！ 那个以前环境很舒适的村庄,此刻正遭受到污染.用定语从句,被动语态,英语翻译. 下雨天玻璃为什么会有雾 My father is a programmer.He works on a c___填什么 give me four 为什么是four 作宾语?不是me 作宾语吗? give me 什么意思? 下列食品的主要食用部分在植物学上称作什么?是有什么发育出来的?橘子：葡萄：小麦：花生：芸豆：西瓜子：葵花子： 植物学哪个研究方向好 植物资源与利用 植物生物技术学 植物结构与发育