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21、我最好的老师的主要内容、体会、中心思想 谁有《我最好的老师》句子赏析?要多的! 甲比乙大15岁,5年前甲的年龄是乙的2倍,乙现在的年龄是多少岁?（用方程解） 甲的年龄比乙大15岁,3年前甲年龄是乙年龄两倍,乙今年几岁?（用方程解） 关于tree的英语短文短些 多点 谁教我读这个句子：l want my tree full of （请用英文的读音!） 12x+10=15x-8答案是什么? lemon tree英文歌词.Peter Paul and Mary------Lemon treeby SailorWhen I was just a lad of ten,my father said to me,"Come here and take a lesson from the lovely lemon tree.""Don't put your faith in love,my boy",my father said to me,Lemon tree very p 能力素质包括哪些方面（多选）A组织指挥能力B灵活应变能力C改革创新能力D筹划和决断能力E人际交往能力谢谢 TREE-PIANTINGDAY用英语怎样说 甲是乙现在的年龄时,乙10岁；乙是甲现在的年龄时,甲25岁,那么甲比乙大5岁 ,说清楚点 我发中秋祝福语,情人说和你更快乐是什么意思是什么意思 tree怎么读 Now the air in our hometown is even ___than it was before So we must do something to stop it.A.darty B.betterC.worse D.more better是选什么呀,选的话就上下不通顺,不选的话有没比较级了纠结啊 With so many trees around,the air in the town is f______ now than it used to be (首字母填空） 用better或more better或worse填空:Now the air in our home town is even ( ) than it was before. fill究竟是短暂性动词还是持续性动词如果有特殊情况的话 麻烦说清楚哈 工艺性能包括哪些方面及其各自的含义? 人的内涵包括哪些方面常听别人说做人要有内涵,到底内涵是包括哪些方面.内涵是通过教育培养的吗?如果是,那么一个没内涵的人不应该怪他啊,只能怪他没有获得良好教育啊. 设集合A是函数f(x)=根号x+1 + 根号2-x的定义域,集合B是函数y=x平方-1（x属于｛-2,-1,0,1,2｝）的值域,求集合A交B. 1、what time do the bus usually leave?（改错）2、Guo peng usually sleep late on weekends.(改错）3、Her mother usuallygets up at () six thirty.(用适当的介副词填空）今晚8:30之前, he can`t come to school because of ____ 1.ill 2.illness 3.his ill 4.he`s ill 1,do does doing what time ( )you usually1,do does doingwhat time ( )you usually get up?they are（ ）their homework.he( )not go swimming on sundays.i can( )it!2,drive driver driving driveslily‘s father is a bus _.i‘m_a new car now.can you _a car the woman is water,i never know her heart's sure high and sweep forward. what does mike usually do at night,怎么改 举出几个成正比例的例子 好的加分别重复哇~~~~~~~~ 瞬间动词变延续性动词 give return bring lend （3x－42）÷6=10 x＝?求方程的 一商品以不低于进价20%的利润出售但以高出进价80%的价格标价,买下360元的这种商品最多降多少才能出售Please help me! 某商店,利润率不低于20%的价格出售,又以高出进价80%的价格标价,若你想买下为360元的商品,最多降价多少A、80元B、100元C、120元D、160元 某商品标价540元,按标价的8.5折出售,售价是多元?,若该商品进价为360元,则利润为多少元? 工程队原计划派52人在一定时间内完成一项工程,开工前,工程设计人员发明了一项新技