20盐酸的密度是多少

I can see farm animals in the country.(写出问句) ALWAYS MOM什么意思 before英语什么意思 英语关于before的单选Someone called me up in the middle of the night,but hang up _______ I could answer the phone.A.as B.before为什么选B不选A,我觉得用as也可以理解 把一切准备好,不然就太晚了的英文用before The success is conditioned by efforts with few string attached.这个句子有没有错误啊,还能怎样改进的更好吗 my mind has been conditioned by characteristics of chinese socialism. be divisible by 和be dividied by 区别 同意某人做某事是不是agree sb do 中东当前局势挨及穆巴拉克的倒台,也门反政府者要求萨利赫下台,伊拉克要求米军全部撤出,力比亚反对者骚乱卡扎菲形势危险.让我想到1989年-1991年的东殴剧变,这会不会成为“中/东剧变” 二战期间南美、中东地区是怎么个情况?当地是否没有被战火波及到?南美、中东各国都还是西葡英法等国的殖民地么?南美、中东地区的居民相比于交战区是否称得上安宁呢? study stuady happy我想问越学越快乐,英语怎样说 要怎样天天happy What will you do if you meet a robber on you way h**?You will shout for h**?根据首字线提示完成短文. you,will,to,robber,try,run,from,away,the?组成意思通顺的一句话. either .or ,neither...no,not only...but also后面的谓语是不是就近原则?举个例子：He doesn't like to travel by plane.I don't like either(用neither..nor的句型）如果he在后面是怎样,i在后面是怎样?还是不管是什么都 not a ,but b 谓语是跟B的么 The (robbers,robber) ran away when the police arrived.选哪个? the police can catch him.否定句 not only but also 是否就近原则 Platinum is used to make jewelry.不应该是be used to doing Leather is ____making bags,coats,shoes and soon We can see some milk in the glass.（画线部分提问）some milk 画线 在AE中Scale是什么意思 sometimes tom"s room __corn at harvest time(is used as)为什么不填is used for? We have ______ our techniques considerably since the work began1.refined 2.confined 3.defined 4.redefined Our teachers s_____ their work after breakfast What I can do,in what way I could not miss him. If I were ...这个题材的英文作文问题后面动词（包括Be动词）用什么形式?还有，if i were 具体意思是什么？过去的如果我是还是将来的如果我是？ If I were you 40字 带翻译 "when提问的特殊疑问中不能用现在完成时"对吗? D:Hello!A:Hello!D:________ name is Dave.A:My name is ________.D:Nice to meet you.A:Nice to meet you,too.What ’ s thisD:Oh,It ________ a photo of my ________.Look,________ is my sister.________ my brother.A:Is this ________ fatherD:No,he ________.He