已知某消费者的效用函数为U=x1x2,两商品的价格分别为P1=4,p2=2,消费者的收入是M=80.

in which,on which与when怎么区别,都一样吗好像which还可以搭for,to很多介词吧?教我怎么用他们写句子 in which一般用在什么句里面,在从名里相当于when吗? How many pens can he buy _____the money.A.for B.with C .use D.on Two nuclear power stations _______________(build)in the past ten years.A new theatre__________now.(build) 内容:Two nuclear power stations _______ in the past ten years.选项:a、are builtb、have been builtc、would be builtd、are building选择哪个?为什么? 刚刚那个问题木有了,只好在写了~people wear s_around their necks in winter以下你可以慢慢回答,反正最后还是采纳你,好像有点多The car goes at h__speedi will get home s___i get used to eating with s__what's the s__of you what do men usually wear match their suits?是什麽意思 英语选择,请帮我分析一下：题：Men usually wear____.A.socks instead of stockings.B.stockings instead of scoks.C.either scoks of stockings.D.neither scoks nor stockings 行书:朱字怎样写 Do you like this colour?No I like # # # # colour.#为一个字母 当外国人吵架时,对对方说you need a vacation 是有什么特别的意思吗? you need a vacation这句话怎么用,什么场合可以用? prize award的区别是什么? I think if you want to run a business like this,you need an experience 改错 Long.vacation是什么意思? long vacation什么意思? 给自己一个LV,不如给自己一个"LV"－long vacation Finally arrived long-expected winter vacation什么意思 Make it or be it otherwise break it or dream I was petting her and she gets all mean with me.请翻译一下. till she gets control of her spiraling l am bad at english,but she is worse.改为同义句 No result can u try 初二同义句转换 1.It took her an hour to tidy up her room yesterday.=She ___ an hour ___ up her room yesterday.2.David likes playing volleyball in addention to writing.=David likes playing volleyball ___ ___ ___ writing.第二道是三个空 No yes i still love you but havent any date for firm action between us翻译中文 In a broad sense,innovation evolves upon multiple levels.翻译? in the broad sense? language,in its broad sense,is a way information is t linear metre什么意思,是什么计量单位? 请教metre的中文意思 account for 与led to和result in的区别