5年级数学

关于having been done 和 have been done的区别有哪位高手能够告诉我这两者分别代表什么含义和有什么区别吗?并分别引用这两个时态造两个句子详细的告诉我一下.在此谢过. 中国国徽的含义 I don't want to do this kind of work .改同义句I _____ _____ _____ to do this kind of work having been done ,having done 这个非谓语动词在句子中不可以充当什么成分非谓语动词的使用不是很清楚 you don't do this work without feeling you want to make a difference请问这句话是什么意思 非谓语动词中 done用在什么时候 它和having been done用法有什么区别啊 是不是前者不用考虑时间? “I don't know where you are,are you near are you far”这个歌词是哪首歌的? 求一首歌 歌词是 I don't know where you are一首挺好听的歌 有一句歌词好象是是 I don't know where you are 请问是什么歌 为什么蝴蝶飞不过沧海? 给我一双手,对你依赖,给我一双眼,看你离开,就象蝴蝶飞不过沧海没有谁忍心责怪,给我一刹那,对你宠爱,给你一辈子,送你离开,等不到天亮,美梦醒来我们都自由自在.在杂志上看到的句子,感觉 I don't accept this kind of you,you know?翻译中文 We call this kind of shoes boots.(改为同义句) Men.,We should point their relentless.请帮小弟解释下这个英文句的意思.. 英语问题an还是a eight-year-old boyeight的开头不是发音是a吗?那就是发字母音咯?那前面不是加a么不懂啊··· Fox is an eihgt-year-old boy.He is a good boy.He does (1) in all his lessons.He (2) school and he is always active in class.Every time the teacher asks a question,Fox always (3) his hand quickly.Sometimes his is (4),but the teacher always smiles and _____(a/an)1-year-old boy _____(a/an)8-year-old boy _____(a/an)11-year-old boy_____(a/an)13-year-old boy know和know about哪个了解的程度更深?改变他们的主意是change their mind还是change their minds? ____he change his mind ,please do me know.为什么选A啊,B什么不可以A Should B If C Will为什么选A啊,B什么不可以 you get the point 有关英语 you got to leave the nest at some 请问“get the point?RT,懂的朋友请详解!是不是有“你明白了么?/你切中要点了么?”之意?愿各位英语达人不惜吝教,小弟洗耳恭听! For well you know that it's a fool who plays it cool who引导的句子是怎么回事 其中it又是怎么回事 its's well know that 连词成句 1.different,few,only,out,so,is,problem,that,students,can,this,it,work,a what's your point 什么意思 I see your Get your goods.是什么意思? be got a point意思 it doesn't matter that /if you don't know him well .请问it 是形式主语吗?后面的that/if 从句是主语还是宾语从句呢? It doesn't matter if you don't know him well.if引导的是什么从句 I realized that it doesn't matter if I don't know each word.这个句子中为什么doesn't不变过去式 It starts with one thing I don't know why It doesn't even matter How hard you try Keep that in mind是什么意思