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三角形ABC的三条角平分线AD,BE,CF交于点o,试判断角AOE和角fcb之间的关系,并写出推理过程. 三角形ABC的三条角平分线AD,BE,CF交于点o,试判断角AOE和角1之间的关系,并写出推理过程. 1.The war broke out in___of_____century.A.the thirties...eighteenth B thirties...the eighteenthC.the thirties...the eighteenth D.thirties...eighteenth2.There was an interesting___in the newspaper todayA.context B.news C.item D.message3.She's a bit an 英语高手教几道题目,悬赏30分1.Those exchange students are ___(most) from Canada.2.I don't ___(real) know what ___(do).3.Star Shopping Mall closes at 10p.m.(同义句) Star Shopping Mall ___ closes ___ 10p.m.4.Pollution is the biggest prob 1._________are you going to visit?I an going to visit the Palace Museum.A.where B.whatC.why D.when2.For quite a number of ouoils,their teacher's advice is more important than ________of their parents'.A.one B.whatC.which D.what3.I have two sisters,an 你最好用钢笔写这封信（英语翻译） 英语翻译翻译快 生长在沙漠中的仙人掌针尖状的叶子,有什么作用? 苏教版小学六年级上册习作2该怎么写就是向爸爸或妈妈说“我爱你”,然后写下来.但我想用其它的题材,臂如“把好吃的让给妈妈（我爸爸出差不在家）”“帮她洗衣服”等.大家出几个点子. 改同义句.1.Most of these questions had nothing to do with the boy's lessons.Most of these questions were ______ ______ the boy's lessons.2.My mother often tells me to get everything ready before I go to school.I am often told to get everything re 1.A s_____ is a funny show.The people in it do or say things that make TV w_____ laugh.2.Do you have any _____(要求）. 1.The man named Joe is an honest man.(同义句转化)The man_____ _____ _____is an houest man.2.The weather is fine.(改为感叹句)_____ _____weather_____ _____!不好意思！第一个问题是四个空！1.The man named Joe is an hounest man.( 这是两道英译汉的题看一看我这种译法对不对?1.工作需要你的耐心,做饭也同样Cooking as work as need your patience2.你不应该吃不熟的水果You ought not to eat green fruit 3.xiao Wang _________to be stranger than before.da .appearsb.looksc.seemsd.proves为啥不选Ayou look pretty in white,so I think whites __________you.bA .fitsB.suitsc.go withd satisfiesA和B有啥区别 出差回来报销差旅费11元,余额交回现金 八上科学题,在线等,谢谢~ 八上科学题某校科学兴趣小组利用,沙砾,黏砾和粉砾等土壤矿物质颗粒.他们把纱布包在漏斗的底端,再用橡皮带扎紧.在三歌漏斗中分别放入沙砾,黏砾和粉砾,在每个漏斗的上部留有相同的空间 真核生物线粒体的基因结构 第五题怎么画? 用描述法表示集合{1,-3,5,-7,...,-39,41} 现有铁矿石73吨,计划用载重量分别为7吨和5吨的两种卡车一次运走,已知载重量7吨的卡车每台车的运费为65元,载重量5吨的卡车每台车运费为50元,则最省的运费是多少元? 1:4的图怎么画出1:5的图或用比例尺画 4和5的图分别怎么画? 沙漠中的仙人掌针状的叶子有什么作用? 1.一静止电子在电压U=10的3次V的电场作用下获得速度后射入电场强度2乘以10的3次V/m的匀强电场中,由于运动方向与场强方向一致,求电子在这匀强电场中深入的最大距离2.电源电动势E=9V,内电阻r 帮我解下这道高中物理题目如图所示,长为L的轻杆A一端固定一个质量为M的小球B,另一端固定在水平轴O上,轻杆绕转轴O在竖直平面内匀速转动,角速度为w,在轻杆与水平方向夹角a从0度增加到90度 藻类能制造有机物,为生物提供氧气,为什么还会给人类环境带来危害 角a和角b互补,角a是锐角,则角a的余角是 希望有人帮忙回答一下,我有一些英语的题不会,求解答.组词成句（注意符号）.1、to,the,next,It’s,hospital.2、to,get,I,How,cinema,the,can?3、on,left,the,is,the,bookstore. 我现在刚大二,英语基础特差,想在大三前过英语四级,该怎么计划?我是大专生.该上大二了.还有大该一年的时间准备.基础特差.不知道从哪入手.希望高手给个指点或大该计划.感激不尽! 课程设计：异步电动机故障报警电路设计要求：1．电路可以对电源的正常与故障予以识别(用发光二极管指示,管亮表示正常,管灭表示出现故障断路)；2．出现故障时,应能够指示出故障所在的 如何上好英语语法课?