铝与稀硫酸

植物在质壁分离后细胞液浓度和外界浓度相等吗?如果相等,那离子怎么通过主动运输进入细胞呢? 用自己做的小磁铁再去吸铁类的物体,会有什么感受和发现 介词短语可以充当什么成分?when our class was assigned to Mr.fleagle for third year I anticipated another cheerless year in that most teadious of sbjects.例如该句中的for third year 充当什么成分?是充当主句的状语?充当从 Here is your picture.用it代替your picture改写句子Here （）（）. 1.When advised dieting,Marsha would say,"What's the___in working so hard to lose weight,only to gain it all back again?"A.concern B.matter C.effect D.pointD2.He was suddenly___with a strange illness when he was about to finish his work.A.seized B,cau I think I have your paper.here we go,I have it right here.这是教授给学生说的话,怎么翻译好呢? 高中英语问答1.Go and get your coat.It's _______ you left it.A.there B.where C.there were D.where there2._______ the sports meet will be held depends on the weather.A.Whenever B.If C.Whether D.That may I Use your ruler,kitty?Yes()a.give your.b.here is it.c.here it is 1.The glass doors have taken the place ofthe wooden ones at the entrance,____ in the natural light during the day.为何用Letting,不用to let 或having let2.we have made ___ a rule to pracise oral English whenever and wherever____ possible.A.it ;it Right Here In Your Arms 歌词 1.I'll be in charge of the work when Mr.Smith _____ next week.A.leaves B.is away(选哪个为什么?）2.My sister has never played badminton before.This is the first time she ____ to play.A.is trying B.have tried C.has tried D.was trying3.We're late your（　）is　13　,right? There's___with your watch.Time is right.A.wrong somethingB.something wrongc.wrong nothingD.nothing wrong 美式和英式英语有什么不同?学哪个好点? 英式英文跟美式英文有什么区别 美式和英式英语有什么区别 人类气的分类有哪些?气的主要生理功能有哪些?知道的说下谢谢 制动气室定义,分类和结构说明分别是什么? 灭火气的种类 把句子改写成成语：正确透彻的见解（）唠唠叨叨个不停（） Is this your pencil?是什么意思? 十二个月分别代表什么一年有十二个月,每个月都有一个名称,就好像五月是May,它们分别代表谁啊…或者代表什么东西? 1.He raised his voice so as to make ___heard by the people in the back row A.him B.oneself C.himself D.themselves2.Children like to read the book Help,Hope and Happiness ___Libby Rees,a 10-year-old schoolgirlA.wrote B.was written C.written D.writes3. 3道初二英语在线求回答,急用1.The ___(high) of the Qomolangma is 8844.43 meters2.I think it's one of ___(enjoy) trips in my life3.Who do you think is the ___(care) of the two 3道初二英语在线求回答,急用啊一.下列句子中均有一处错误,指出并改正1.How ling have it been there?2.Great changes have been taken place in my hometown in the past ten years二._____ ____ the tules,people mustn't drive afy 现在开始做剑桥雅思应该从第几本开始做起,基础一般.还有背单词应该买那种的单词书背!PS：剑桥雅思全名是什么,我怕买错! 英语补全对话 在考试 非常急A:Good Morning,Doctor.B:Morning.What's your problem,madam?A:It's my son.He's not feeling well .He coughs badly and can't sleep at night.B:How long has he been _____this?A:For two years.B:Does he have a fever?A:No 英语面试问题当时面试英语都面试的啥呀? 面试英语问题最近因为日本地震,盐价上涨特别厉害,我想请问一下,要是在面试的时候主考官问我这一方面的问题,我该怎么回答? 三道.速进1、Mrs Brown is nice.Everyday she tried to cook ____ for me during my stay in Canada.A.something different B.difference something C.nothing difference2、He did not write ______,though he had ______.A.careful enough; enough time B.caref 高中英语语法填空. 受伤的刺猬应该好好保护自己!受伤的刺猬应该好好保护自己!这句话是我的一个朋友对我讲的,我想了好久.但一直不理解,