品德与社会长江作业答案

我们这里水值800多为什么有的净水机出的TDS高有的低,我朋友家的杂牌机出的TDS是20多,我家的品牌机出的TDS是40多 买卡布西游号,冲霄100傲天100,7只万众瞩目.90~100的有17只 卡布西游傲天和冲霄哪个厉害 哪个牌子的净水器,过滤铅等重金属效果好? 哪种净水器的过滤效果好我家用的水是在地下80米深的井里抽上来的,家在北京东五环,黑庄户,不知道这样的水能不能喝,我想买个净水器,不知道哪种的好,请大家帮忙推荐一种品牌和型号,听说 我是来自山西大同的,我想问一下1、中央净水器最好的是哪个品牌?2 、全屋过滤选什么样的净水器好? 我想问一下买那种牌子的净水器比较好?可以过滤重金属的. 过滤净水器什么牌子好 英语 这些题我不会 (18 11:39:55) a lot,  ,  be absent,  have a rest, .   Who ________________ today?   We    work   for   alongtime.let's(  
21:55 英语怎么写? 净水过滤器真的有用吗? 关于纯净水过滤器现在市场上有一种家庭用的过滤器,称可能把自来水过滤成纯净水,价格从数百元到数千元.我在想不管通过几层过滤,水中的固体杂质可以被滤掉,但水中溶解的一些电解质难 怎样做一个净水过滤器 跪求解决家用净水过滤器导致水压很低的问题家里的净水过滤器用了很多年了,但是最近这两天总是出现水压很低的现象,已经严重影响到了生活,原本以为是滤芯该换了,但是更换滤芯以后,好 家里纯净水过滤器的要洗吗?买来一年了 里面要不要洗没打开过就是了 She is ______ than ______.A.buiser/us B.buiser/we C.more busy/us D.more busy/we 谁能帮我解决这40道英语选择题!1、 “Who is eligible for the scholarship?” “Anyone ________ scholastic record is above the average can apply for the scholarship.” A.who has a B.has a C.who’s a D.whose 2、 Dr.Sales is a person __ 谁能帮我解决这40道英语选择题(4)!31、 “Bill Frazer seems like a good person for the job,but we don’t know why he left his last job.” “I know why.He told me ________ a serious policy disagreement with his boss last January.” A.i 谁能帮我解决这40道英语选择题(3)!21、 “What are you going to buy in this store?” “Nothing.________ want is much too expensive.” A.That I B.What I C.That what I D.What do I 22、 I talked to Bob two weeks ago.I thought he wanted t 谁能帮我解决这40道英语选择题(2)!11、 That book is by a famous anthropologist.It’s about the people in Samoa ________ for two years.A.that she lived B.that she lived among them C.among whom she lived D.where she lived among them 12、 (7/11加13/5）乘55最后等于多少? 35.We visited him ____ when he was in hospital.A.every other days B.each other day C.every other day D.every two day 这道题答案是C但是为什么不能选B I did't buy the bananas,they gave them to me for______A.noting B.everything C.anything D.something怎么翻译阿? Evidence came up_____ specific speech sounds are recognized by babies as young as 6 months old.A) what B) which C) that D) whose麻烦大家看看选哪个,这句话的翻译是什么, 64和36的最大公因数 黄河源矿物质水和一般的纯净水有什么区别? 纯净水和矿物质水有什么区别? 大家帮忙做个英语选择题帮个忙,谢谢.1、You must be well-_____ in business language if you want your report to be noticed.a. versatile b. vested c. versed2、The web development project has been unsuccessful thus far, so we 1、I suddenly realized that he was trying to ( )quarreling with me.A)consider B)enjoy C）avoid D) prevent2、Five sections( )the examination.A)consist of B)are composed of C)constitute D)comprise of 3、Computers have been applied ( )almost every f 活化矿物质水和纯净水有什么区别我想买个美的出的RO净水器，同一款苏宁说出的是纯水，中美说出的是活化矿物质水，也不知道那种水更适合饮用。盼赐教， 45+46+.+54+55=?为什么是（45+55）*2分之11啊? -46/3+[-55/3]+103/4