some+months+ago
答：A few months ago I was nominated for Governor of the great State of New York, to run against Stewart L. Woodford and John T. Hoffman, on an independent ticket. I somehow felt that I had one prominent advantage over these gentlemen, and that was, good character. It was easy to see ...
答：否定句:Some cats weren't small five months ago.望采纳，谢谢
答："The course is unalterable," Dr. Alexander said. "The last fuel was expended several months ago, to make sure we hit the planet."“它的命运是无法改变的，”亚历山大博士说，“最后的燃料数月前已经被扔掉以保证它将在木星上坠毁。”Tracking data show that the craft, traveling 30 ...
答：But that Lyft’s market share in America has risen from 18% five months ago to 25% now (according to TXN Solutions, a data provider) is a gauge(小词活用)of the larger firm’s crisis.Lyft一点也不像典型的硅谷公司。和优步不同,它并不渴望统治全球,而是只在美国运营。它也没有特别把自己当...
答：2) since +一段时间+ ago.例如: I have been here since five months ago. 我在这儿,已经有五个月了. 3) since +从句.例如: Great changes have taken place since you left. 你走后,变化可大了. Great changes have taken place since we were here. 我们走后,变化可大了. 4) It is +...
答：Smith:Fine，thanks,everything is ok Johnson: i'm gladto hear that but would you mind introducing your new LCD models?Smith:well,I'm afraid the prices are higher than the ones you quoted six months ago.Johnson:To call the whole deal off is the last thing I want to do.woul...
答：An unforgettable day during Summer vacation It was a sunny day today,when i got up in the morning,i decided to see my grandparents.so i took the bus got there at noon,they were happy to see me,and i was very happy,too.In the afternoon,my farther asked me to help him ...
答：yesterday,three months ago,last year,in 1979,once upon a time(很久以前),long ago,then(那时)等。 例题解析:举一反三,学的更轻松! 1. Mott is out. But he ___ here a few minutes ago. A. was B. is C. will be D. would be 解析:几分钟前发生的动作, 应该用一般过去时。应选A, 2....
答：2.时间状语：ago, yesterday, the day before yesterday, last week, last(year, night, month…), in 1989, just now, at the age of 5, one day, long long ago, once upon a time, etc. 3.基本结构：主语+动词或be的过去时+名词 4.否定形式：主语+was/were +not+其他;在行为动词...
答：Mary: Stop eating. Look at you, now. You are like a cow. Two months ago, you were hot, funny and now fat.不要再吃了。看看你现在。你现在就像头猪。两个月前你还是一个风趣性感小妹，现在就是一个胖子。Kate: Why do you hate me? I was clobered by you and that stupid man...
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宋旭17117176883：
已知Φθ(Fe2+/Fe)= - 0.45V,Φθ(Ag+/Ag)=0.80V,Φθ(Fe3+/Fe2+)=0.77V,标准状态下,上述电对中最强的氧化剂 -
44186生径
： 因为最强的氧化剂:Ag+ √最强的还原剂:Fe (Fe2+*)
宋旭17117176883：
some 和a little1,you must be hungry.There is (some)chocolate cake in the fridge.2,months had passed before we were able only (a little)progress.我想知道为什... -
44186生径
：[答案] 1.cake是可数名词,不用a little.some后如果跟单数名词表示某一个的意思,例如for some reason,因为某一个原因 2.不可数名词不能用some.
宋旭17117176883：
VmLAl2(SO4)3溶液中含有Al3+ag,取1/4Vml溶液稀释到4VmL,则稀释后溶液中SO42 - 的物质的量的浓度是 -
44186生径
： Al3+为ag,说明含有Al3+物质的量为a/27 mol因为Al与SO4的对应关系为2:3所以,含有SO42-的物质的量为a/2...
宋旭17117176883：
several days later means - _? -
44186生径
：[选项] A. after afew days B. before some days C. some months later D. many days late
宋旭17117176883：
化学实验中,常用沉淀法对溶液中的阳离子处理成沉淀进行分离.某溶液中含有Ag+、Ba2+、Cu2+三种金属阳离 -
44186生径
： (1)AgCl、Cu(OH)2、AgOH、Ag2CO3、CuCO3、BaCO3等物质都是难溶或微溶于水的物质,如先加入CO32-,则三种金...
宋旭17117176883：
HCL气体通入AgNO3溶液离子方程式HCl+Ag+ =AgCl(沉淀)+H+ 有什么错? -
44186生径
：[答案] 因为HCl气体通入水中时会发生电离 会电离出Cl-和H+ 然后Cl-+Ag+====AgCl 这个反映的实质是Cl-和银离子反映 而不是氯化氢分子和银离子反映
宋旭17117176883：
两道有关写化学方程式,离子方程式的题完成离子反应,并改写成化学反应方程式:1:_______+Ag+=_______+Ag____________________________2:Fe2... -
44186生径
：[答案] 1:__K_+____+Ag+=____K+___+Ag K+AgNO3=Ag+KNO3 2:应该是歧化反应Fe原子个数不守恒
宋旭17117176883：
已知向量GA+向量GB+向量GC=向量0,角AGB=135度,角AGC=120度,GB的长为2倍跟号3,求GA,GC的长 -
44186生径
： 为叙述方便,设|GA|=m,|GC|=n ,由GB^2=(-GA-GC)^2=GA^2+GC^2+2GA*GC=m^2+n^2+2mncos120,得m^2+n^2-mn=12 ,...
