sinx的三次方的积分

Can you wash the floor怎么改 Can you wash the floor?一句中哪里有错 谢谢你的画翻译为英语 水如何产生电 电接触水时,电表会飞速的转吗?家里用热的快烧水,烧了一个多小时,爆掉了,这样会不会水接触了电,电表才飞速的转,竟然会转700多度,会不会有这可能 I often dream of driving with my mother down a long,straight road.The gentle wind is dancing with mmother‘s short gray hair.Birds are singing happily .It is a 1_dream,form which I never wish to 2_.many people in this world dream of3_a car .I now re How many of us have seen vehicles driving __ erratically down thr roadA.quite B.almost C.hardly D.nearly Marcia said to Lily,"The sun is much bigger than the erath 变间接引语 How much is the T-shit and bag?还是 How much are the T-shit and bag? "How much does this model cost?" Mr.Frith asked the assistant.(变为间接引语） 我叫裘凯 帮我改下英文名 we shall go to see a film this afternoon.改一般疑问句 我想知道如何使炭黑能够充分的与水接触,急用, 我叫甄爱结想取一个英文名我想拥有自已的英文名 You are mine only one I only want to let the fridnds of mine be joyfui.You are joyfui ,therefore Iamjoyfui的中文意思 Shall we go to the movies this afternoon,Mary?________,but I have a lot of homework to do.A.I`d love toB.Forget itC.You are welcomeD.It`s my pleasure 我叫凯钰帮我取个英文名, He lived in room105.还是He lived in Room 105. 玻璃胶多长时间能沾水 玻璃胶多久能接触水 PRO-E造型如何用造型工具同一曲面中间有界线曲面画曲线,曲线两端点分别在界线两端,或者不能用什么方法解决... 玻璃胶多久能沾水 涂玻璃胶后多久才能沾水 玻璃胶未干,家里卫生间今天新装的坐便器,底部用玻璃胶固定,玻璃胶还没有干,用手摸上去,软软的,请问如果这时候沾上水的话（我想洗澡）,会不会影响坐便器的牢固? 如图,在△ABC中.∠B=2∠C,AD是△ABC的角平分线,∠1=∠C,求证AC=AB+CE 如图13所示,在△ABC中,CE是AB边上的高.（1）画出BC边上的高.（2）若AD=10,CE=5,AB=20.求BC的长. Who will you share the room（） A.with B.不填 it is not of ours.能不能分开详细讲解下,包含什么词组么? 我叫俞宏（男）帮我起个英文名 75之中的51个是我们的吗?这句话翻译为Is 51 of 75 ours?为什么不用are呢? 中译英：我面带微笑地走出考场.I walked out of the examination room ___ a smile _______ ______ _____