苹果手机能下载两个微信吗

-Have you ever ____ to the Great wall?-Yes,I have.I _____ it twice last year.A.been;have toB.gone;visitedC.been;visitedD.gone;have visited 乌克兰那边的气候如何? I have been to the Great Wall的作文 Have you visited the famous Great Wall A NO never B I have been there twice为什么不选B,选A呢说明 英语作文 have you been to the great wall要介绍长城的地理位置和景色 一封信除了写收信人地址外还要写寄信人地址么?两个人的地址都要写?写了有关系么? 下面的英文信一开头的是谁的地址,收信人,还是寄信人?26 Coventry St.LondonSept.15th,1999.Dear Jack,I am going to the cinema to see the Red River Valley and I have two tickets.Would you like to come?The film starts at 7:30 p.m.Maybe 信的寄信人和收信人地址怎么写 you re my love you re my life.汉语意思是什么? 如果写信不写寄信人的地址,但是收信人的地址是准确的,邮局还会把信退回吗 人体不可缺少的营养是什么? 比例尺是1比6000000图上距离表示5厘米,求实际 用所给动词的适当形式填空 1.She_____to the Great wall several times.(go) Why have you kept me ____ here for so long a time?(wait) She____to the Great Wall several times(goes(goes) 有没有解决塑料表带表面发粘的方法 电吹风表面粘上了塑料怎么办上次用完电吹风,没等它冷却就装起来了,结果由于温度较高把包装的塑料薄膜熔化了粘在了电吹风表面,粘上塑料的地方粘手,怎么处理掉这些粘在电吹风表面的塑 在塑料粘合时融化的塑料都粘到加热板上如何解决我们用加热板将低压聚乙烯预热后粘合在一起 但是在预热时融化的塑料都粘在加热板上请问如何解决 六年级上英语作文 what would you like to be 50个单词左右 what would you like 的同义词 like What would you drink to 把这几个单词组成一句话必须用我给的单词 顺便帮我把下面的也组一下1some Here pictures are trip to Beijing of our2is at LiMing Tian'anmwn Square3What Danny's happened to tail4 l yesterday the to What would you like?-------to drink.求以S开头的单词填在横线上 Yesterday i had some photos _____(take) The photos taken on the Great Wall look very nice为什么在这里要用taken Having passed all the tests,she felt a great weight _____ off her mind.选项:a、taking b、 taken cHaving passed all the tests,she felt a great weight _____ off her mind.选项:a、taking b、 taken c、 take d、 to be taken为啥选B taken off he I took my friend to the Great Wall,( ) we had some photos taken.A.whereB.whichC.thatD./我看有网友说是选A,不是说非限定性定语从句,关系代词是用which吗,这时怎么要选择where呢? 在一定温度下某气体中可能含有CO,CO2,O2中的一种或几种则该气体中C元素的质量分数不可能是多少?选项：A,15% B,24% C,32% D,45% 在一个由CO2和O2组成的混合气体中,已知碳元素的质量分数为24%,则混合气中O2占的质量分数为? 人体不可少的营养 怎样让塑料加速氧化,白色变米黄 1.什么能氧化塑料上的铝,要除尽铝,塑料要保全完好?2.为什么碳酸盐能与碳酸（二氧化碳和水）反应生成碳酸氢盐? 英语翻译1.无所容贷,获其奸赃钜万,旭遂得罪.2.又详练故事,近年制敕,皆暗记之,所在称为良吏.3.帝使谓之曰：“知卿公忠,然国法须尔.” 软塑料氧化怎么办如题,有什么好的方法解决吗