形容心智成熟的成语

设圆的周长为acm,该圆的面积是多少 小明从一楼走到七楼家中,需要两分钟;那么他从一楼走到四楼所用的时间是从一楼走到家中的几分之几?把4吨煤平均分给5户居民，每户居民分得总吨数的几分之几？每户居民分得多少吨？用10 一个圆的半径增加了1／3,那么这个圆的面积增加了几分之几 35米比（）米多40%.20米比2米多（）% 某乡去年造林15公顷,今年造林18公顷,今年造林比去年多百分之几? ( )公顷( )平方米二7.05公顷 2公顷40平方米=多少平方米? 2.7万平方米=( )公顷=( )平方千米 2.7万平方米=多少公顷 1.I bought this coat at a shop _______ our neighbohood.2.Are you busy?Oh,dear.I am swimming ________ an ocean of paper. 0.7公顷=（ ）平方米 8.450.7公顷=（ ）平方米 8.45平方分米=（ ）平方厘米 关于介词短语He bought this pair of shoes in the U.S.last week.1.He buy this pair of shoes 是主谓宾结构吧?他+买+这双鞋2.He buy this pair of shoes in the U.S.in the U.S是介词短语吗?如果是主谓宾结构介词短语能放在 小学3—6年级所有学过的介词和介词短语 介词短语有哪些? 7/10公顷=（ ）平方米 2块饼的?是一块饼的几分之几,是多少块 2块饼的四分之一是1块饼的几分之几?是几分之几块? 五人平均吃2块饼,每人吃一块饼的几分之几? 1.The manager promised to keep me＿＿of how our business was going on.A.to be informed B.to inform C.informed D.informing2.The USA is＿＿ the south of Canada and＿＿the east of Japan.A.on;to B.in;to C.in;on D.to;in麻烦写出句子意思和所 高中英语两道选择题___________,I lost heart in English learning, but my teacher often said to me,"keep on working hard;you will succeed_________"A At a time;in timeB At one time;on timeC At a time;on timeDAt one time;in time The bank is repor 初三英语介词 1.Almost all the students that graduated in the past were overjoyed to see their mother school ______ 100 years ago_____ just fine.A.to be completed ; gets throughB.having been completed ; get throughC.completed ; getting through]D.completed; had got 第一题是2012全国卷二,天利给的答案选C；第二题是2012江西卷,天利给的答案选D.我的问题是：第一题,两者之间可以直接用比较级吗?我记得“the + 比较级”不是用于表示两者之间的最高级吗,但 小红爱读书,她读一本少年英雄故事的书,读了几天后,已读页数与未读页数的比是3：5,后来读了27页后,已读页数与未读页数的比是9：7,这本书几页? 同问 小芳爱读书,她读一本故事书,读了几天后,已读页数是未读页数的3：5,后来又读了27页后这时已读页数与未读页数是9:7,这本书共多少页?求分析!怎样算出得数!急用! 10、Bungee jumping is an adventurous sport,popular with young adults,_____ courage matters more than strength.A、whose B、that C、of which D、where请告诉我正确选项以及其它答案为什么错, The second Sunday of May is ( ) Mother's Day.It's ( ) special day for children to show their love for their mothers.A.a;the B.the;a C./;a D./;the 想要一些这种类型的题目,越多越好 初三英语用适当的介词填空 用介词或副词填空Waht will the the city be like ____ the future?___ the development of China .all those things have changed.Our country has developed rapidly ___ 1978.He has succeeded ___ passing the exam.We have made raidly progress ____ our 初三英语填空 用适当介词或副词填空His mother has done ____ much ____ she can to send him to a better school .Some student are going to play ____ with the Tiger team用适当语态填空 ____ paper ____ (make) from wood? 用适当的介词或副词填空1:We will win the next match according ___the result of this match,2:That kind of beverage was discovered ___three hundred years ago3:I think that piece of board can be used ___lunch table at this moment 高中英语的选择题疑问求救!The school's music group will be giving a big show tomorrow night and two_____ on the weekend.A more Bother C another 答案是A 为什么是A 其它选项为啥不行啊.? 小芳爱读书,她读一本故事书,读了几天后,已读页数是未读页数的3：5,后来又读了27页,这时已读