歼击机10

亲们help me!如图AD是角BAC的平分线,DE垂直于AB,垂足为E,DF垂直于AC,垂足为F,且BD=CD.求证：（1）BE=CF(2)角ABD+角C=180度 help me 已知集合A={1,2,3,4,5,6},对于M包含于A,定义S（M）为这个子集M中所有元素的和,求全体S（M）的总和~ 南京图书馆怎么去南京图书馆当义工啊RT help me(english question)I have got a new dictionary How much did you _____ it for?A pay B buy with the population increasing这样表达对不对?随着人口的日益增长 with the increasing population / with the population increasing / with the population increase with the population increasing 有没有权威的书上记载?是里面给 With production __ up steadily ,the factury needs an ever —increasing supply of raw materials.A having gone B gone C going D to go回答 解释 along with the increase of length of the change of aluminum这句话是 随着铝板的长度改变而增加,还是 不随着铝板长度改变而增加?或者是别的意思? she sings ____ better than any other girlA muchB veryC soD just 安拉的阿拉伯语怎样拼写 i know you batter than she这个句子为什么用she不用her From The Heart 歌词 Life blooms from the heart请翻译成中文,通顺些 _________ these girls do you know?A.Who are B.Which of C.What D.How manya怎么不对? From The Heart (Live) 歌词 About do you want to know more?A．Whom B．who C．which D．whatAbout do you want to know more?A．Whom B．who C．which D．what为什么答案是A,那么D为什么不可以.About__________ do you want to know more?A．Whom B．who C．which D． The city with the highest population density- Macau. what do you learning Englishwho are you tall me something about learn English .it is best for leanr English>I can speak some English I hope have one who can speak English human . what can you learn in English?回答还有what do you like doing in learning English?和what helps you in learning English? --Which of these two sweaters will you take?---I'll take ____.They look nearly the same.And l just need one.Aboth.B either.C none.D all 有没有朋友能帮我看看这是不是西班牙语?Halo mi amo 8.It is very( ) that he went to school so early this morning. I always get to school early,but this morning I came very c_______.请问c开头的词汇填什么呀? I r— I got to school very late this morning BIll went to school ___early this morningA.little B.a little C.few D.a few 为什么 还有怎么区分什么时候选那个 The cinema is next to the park.Go___the park and you can get to the cinema.A.throughB.pastC.acrossD.out the cinema is next to the park ,walk(across ,past ,through ) the park and you can get there .为什么不是past 不懂的别来.别误人子弟 It is next to the park 与 It is next to the park 有什么区别? Sometimes,the hardest things to say are those that come straight from the heart. 什么意思?偶尔看见的 求翻译、 谢了They say that good things come to those who bother to seize the opprtunity Sometimes,those things do not want to but not.求翻译 sometimes i say the wrong things 帮忙翻译一下 in accordance with 同义短语