50斤相当于多重的东西

You don't have to turn off the air-conditioner.You ____ turn of the air-conditioner. iphone的安全模式是什么意思 iphone置换机是什么意思 sometimes it isn't easy being the new kid at school中 being为什么加ing不是to be吗 who are you going with?怎么回答 回答关于“who are you going with?本剧华中who 作with 的________ who的宾格是________ 本句还可以表达为_______ 多数情况下who可以代替whom但是当______________时 只能用whom 不能用 who iPhone的三网版是什么意思? (1/2)Y 2011 the last day. I also is very good, because have you in th 虚拟语气选择题.With better equipment,we （）it better.A.would have doneC.could have done但我选A,为什么选C呢?这两者有什么区别? had better 是虚拟语气吗 it was enjoy Party .we all had a wonderful time 英语介词短语中的代词放在介词 后面的 有哪些 又有没有代词放在介词后面的动词词组· 除了think about ,还有什么短语是当宾语为代词时,只能放后面,还有什么是短语是当宾语为代词时,只能放中间,如.think it over 越多越好! 分析这个句子：it isn't easy being the new kid at schoolit isn't easy 是形式主语,being the new kid at school是真正主语.动名词形式和to do形式,都可以用it引导的形式主语吗,二者有没有什么区别? My Chinese is not very good, can not fully express the meaning中文,帮帮忙 his chinese is ( ) A.not very goodhis chinese is ( ) A.not very good B.very good C.not very well怎么选?选哪个,为什么选这个? I remember all the time that l had with This shirt iscolourful是什么意思 YOU NEVER KNOW UNTILYOU TRY的翻译八年级英语 求前一段时间的一首英文歌 有几句好像是:study in my heart don't you see me t’s _______ for us to study English well.(need) 英语翻译 it kid easy the being new at isn't school.连词成句、 he left in a hurry,( ) the door ( ) .he left in a hurry,( ) the door ( ) .A.left,opendB.leaving,unlockedC.with,openingD.with,unlocking为什么选B?C错哪儿了? you never know until you try我要英文加翻译,要优美一点的 light 英文怎么读 They had a wonderful time at the party.（保持原句意思不变）25.They had a wonderful time at the party.（保持原句意思不变）They ________ ________ at the party.26.Mary writes more carefully than Alice.（保持原句意思不变）Al 请以“时间”开头仿写一个句子例句：时间在农民辛勤的耕耘中,结成金黄的麦穗.仿句： 帮忙翻译一下这首诗歌You never know until you try; ： sarah和sara的区别是什么 女孩的英文名字中有sera 吗?怎样发音?什么意思?跟sarah的发音一样吗?