感动中国人人物优秀教师海军

帮忙做几道英语题（七下英语人教版全频作业本113页）一．根据句意及首字母提示完成单词1.Dont’t stand o .Come in,please.2.We have to wear s shoes for gym class.3.You can’t break the school r .4.What 五年级上册英语作业本第36页第二题答案 英语伴你成长作业本 五年级上答案 Dear LilyI'm chenjie.i live in beijing.Look!this is my home .there are two bedrooms,a living room,a bathroom,a keitchen and a garden.The garden is nice.There ( ) two big trees.There ( ) a table under the trees.I like playing in the garden.I have my o (1)一种产品的产量原来是a,在今后m年内,计划使产量品均每年比上一年增加p％,写出产量随年数变化的函数解析式.(2) 2x^(-1/3)[(1/2)x^(1/3)-2x(-2/3)] 2道高一数学函数问题 很急啊1. f(x)在(0,+∞)为减函数且f(2a^2+a+1)0时,f(x)=x-x^4 求x 1.已知f（x+2）=3x-2,求f(x)=?2.已知a×f(x)+f(1/x)=ax,求f(x)=? 1.某班共有50人.语文考试及格的有35人,数学及格的有20人,两科都及格的有10人.则两门功课中其中一门几及格的有?两科都不及格的有?2.已知3的a次方=5的b次方=A.且a的倒数和 b的倒数和为2.求A的 英语翻译虽然没悬赏分, 【高一数学】三角函数公式计算题目》》》tan10°tan20°+根号3*(tan10°tan20°)为什么会等于1?写出运算的过程.谢谢!一定要全过程，不能少一步。谢谢！ 【高一数学】一道三角函数公式的题目》》》已知sinx+cosx=m,求(sin^2)x+(cos^2)x的值.请写出全过程和答案,谢谢!错了，是3次方，不是2次方，谢谢！ 答案是m/2(3-m^2) 1.-we can finish the work with _______people and _______money-really?good job!A.fever;little B.fever;less C.little;few D.less;fever2.it's________outside,i can wear a dress!A/warm enough B.enough warm3.(变形）it's______(excite)to know what she will 1.what’s the time________ your watch.A.on B.with C.by D.in2.These books are my________.A.student B.student's C.student' D.student of3.The room is_________.A.Tom and Jim B.Tom's and Jim C.Tom's and Jim's D.Tom and Jim's会做的帮帮忙,题不难, 1seven ( ) nine2hundred ( ) million3the Summer Palace,the Huangshan,( )4Washington D.C.,london,( )5Fuzhou,Zhengzhou,( )6panda,monkey,( )7see,write,( )8the Mississippi River,the Yellow River,( )9New Yes,Christmas,( )10Sam,Amy ( )11Lantern Festival,Mid 八年级下册英语1-4单元笔记 1.He hopes he'll win the race and I hope ______ too.A.it B.soC.that D.this 2.The tour bus stopped in Times Square,picked up some visitor and went_____.A.on B.inC.on through D.off我自己都做过了就是不知道正确与否我觉得第二个选A 初中英语的定语从句,状语从句,怎样辨别,最好举例! 怎么分清状语从句,定语从句 1.妈妈让小杰去超市买2千克梨和4千克苹果,小杰先挑了每千克是3元的梨,由于小杰身边只有30元钱,那么,他在挑苹果时,苹果每千克不能超过多少元?2.某校六年级三个班给印度洋海啸受灾地区捐 这是一道六年级方程题,请用方程解答.一批水泥,第一次运走总数的40%,第二次运走60吨,这时还剩下这批水泥的三分之一,这批水泥原有多少吨? 1.It____me twenty yuan to buy this picture book.这两个词有什么区别吗?A.cost B.paid2.The video shows what happened____the Open Day at our school.A.about B.on C.in D.from3.Last Sunday,he____there with his father.这两个词有什么区别吗 1.I am going to spend my hoilday in _______ country.A.the other B.another C.other D.others2.there is _______ time left ,don't worryA.a little B.little C.a few D.few3.They are _______ about this _______ matchA.exciting;excited B.excited;excitedC.excit 一道高一数学题（几何证明）如图. They_____(move) to this neighbourhood last week. 人教版七年级英语下册单词总汇拜托那位可以帮我把人教版七年级英语下册的所有单词传给我, 人教版七年级下英语第八单元课文人教版的七年级下英语课文 第八单元的忘带英语书了,明天前就要, 英语翻译答得好我给分更多 高一数学几何证明题不会怎么办? 过△ABC所在平面α外一点P,作PO⊥α,垂足为O,连接PA,PB,PC.证明：（1）若PA=PB=PC,∠C=90°,则点O是AB边的中点（2）若PA=PA=PC,则点O是△ABC的外心（3）若PA⊥PB,PB⊥PC,PC⊥PA,则点O是△ABC的垂心 广州版英语活动手册六年级上册听力原文 人教版七年级下册英语40课1.2翻译 在圆上任取一点C,以C为圆心做圆与圆的直径AB相切于点D,两圆相交于E,F两点,求证:EF平分CD