复数相位角

在英语中,请教某人该如何表达如何对人说 问一个美语中的表达...我那天看了一篇文章,说是美国人要表达“大厦”的意思不用mansion,而用plaza,还有就是想问一下：roll with the punches是指让打击减轻一些么?我不太确定..就这些了,谁能够帮 15.Near our school there is a store.It’s 1 but there’re 2 of school things.Do 3 like exercise books,erasers,pens 4 color pencils?They are 5 .Big erasers are just one yuan 6 and the small one is 0.5 yuan.The color pencils are just 7 2 yuan.I want 单词接龙.每个()只填一个字母,使每组单词能首尾相连.例如：hi(s)o(n)am(e)rase(r)eac(h) 单词为：his son name eraser reach1.thi()u()ec()it()at2.ho()e()igh()he()outh3.ge()hre()a()e()og4.win d()ello()hit()rase()ow 谁能帮我翻译下艾薇儿和的歌词? 30%硝酸与70%水混合液的PH值大概是多少? 英语的被动态选择题 (1)4.All the preparations for the task _____ and we’re ready to starta.completed b.complete c.had been completed d.have been completed6.---____ the sports meet might be put off.--- Yes,it all depends on the weather.a.I 当水的PH=5.5,5.0,4.5,4.0时分别求消耗的磷酸,硝酸,硫酸的量 我想问一道英语选择题__ his wife's being late,I said nothing about it.A. As B.Because of C.Since There is__ for____.A.no space left; the headlineB.not any space left ;writing the headlineC.not space left ;the headlineD.all the above要说明B C为什错 （ ）Don't forget to the books you've borrowed in the library tomorrow.It's time for you to return.A.bring B.take C.carry D.send我知道选A,但能否讲一下A和B的区别 几道五年级英语题一.读一读.选写单词office,sent,borrow,hope,back,place,broken1.Where do your parents work?They work in the ______.2.My friend ______ me an interesting book.I ______ I can read it every day.3.Lingling had a picnic at a __ 【求助】65%的硝酸的pH值是多少? 100%硝酸的ph值是多少? Thank you for your delicious foodA.I'd love to B.Glad you like it C.Help yourself D.Welcome to my home join the club还是join in the club 南京三中2008初一暑假作业答案南京三中2008初一暑假作业答案南京三中2008初一暑假作业答案 石河子三中初一暑假作业答案谁有 温岭三中初一（11）班的科学和语文作业谁知道? 急求答案!只需告知：科学作业语文的钢笔字要写几页?谁知道? 急求答案!兄弟,你是谁~~~你以为寒假有几天哪~~~我不想死啊啊啊啊啊！！！！！ 高一数学,第十二题原因 谁能讲几个英语笑话?如果没有,只要是跟英语小报有关的就行,要短小一点的并写上中文翻译,拜托!一定要短小的啊! 讲个最短的英语笑话越短约有趣越好 请给我一个初三水平的英语笑话,要演讲十分钟的, 关于春节的英语笑话 会做的求解答,正确率要高 1.They do not have enough money to buy books.They are _______ _______ to buy books.2.We decided to call the show"Sunshine for All".We decided _______ _______ the show"Sunshine for All".3.The tickets will cost 20 dollars each._______ ________ the tick 1.已知函数f（x）=-（x平方除2）+x在区间【m,n】上的值域是【3m,2n】,求m,n的值. 3（n-m+s）-2= 3（n-m+s-1）+1 看不懂为什么就选b了 3（n-m+s）-2= 3（n-m+s-1）+1 看不懂为什么就选b了 解下列不等式：（1）㎡-m-12≤0 （2）㎡+3m-4＞0 （3）16-8m+㎡≤0 仁爱英语同步练习册八年级29页作文1 1.The Beijing Olympic flame _______ the top of the Qomolangma Mount at 9:17 on May.8.A arrived B reached C got D went 2.Every year about ______ peoplr in our city donate blood to others.a thousands of b two thousand 3.for the time being 1.write notes aboutlearning vocabulary：spelling：mistakes：reading English：translation：listening to English：2.answer the questions about the words and expressions in the BOXadvice correct mistake newspaper notebook pen friend①what do you