一盒巧克力，连盒共重500克，如果吃了这盒巧克力的2/5，剩下的连盒重340克，原来一盒巧克力重多少

英语翻译注意是歌词的中文翻译!My friends say you're so into me And that you need me desperately They say you say we're so complete But I need to hear it straight from you If you want me to believe it's true I've been waiting for so long 泊秦淮所写的景色有什么特点?起了什么作用 谁有布兰妮的don't let me be the last to know的歌词?很好听! 泊秦淮中两个“笼”字有什么妙用?写出了景物的什么特点? are they behind the grapes?的否定回答 原句They are behind the sofa.怎么针对behind the sofa来提问 泊秦淮描写了哪些景物 x与y都是自然数,证明：x^2+y+1与 y^2+4x+3的值不能同时都是完全平方数 用反证法如何证明:不存在自然数x、y,使得x的平方加y和y的平方加x都为完全平方数. In the corner of the office ___with a pile of papers on it.A a desk stands B does stand a desk C does a desk stand D stand a desk 选什么? 甲乙两数之比是3:4,甲数比乙数少六分之十三,乙数是多少 Once a man named Grant found a box of old papers in a room at the top of his house.He burnt most of them,1 he did not like old things 2 .But one of these papers was an old letter.3 the bottom of the letter was the 4 of a well-known writer.“When the 泊秦淮是写的什么地方 《泊秦淮》谁写的 they stab it with their steely knives还是they stabbed it with their steely knives如题 I have alrealy heard of such a thing before的否定句I ------ ------of such a thing before -------. —You look so lucky.—What do you mean __________ that?—What do you mean __________ that?A.forB.inC.of 古诗 泊秦淮 灯笼寒水月笼沙,运用什么修辞描写景物具有怎样的特点? the students found that all her homework was __than she__in her old schoolThe student found that all her homework was_____ than she_____ in her old school.A. less heavy, used to get B. less heavier, was used to gettingC. less heavier, used t ( )from endless homework on weekends,the students now find their own activities,such as taking a( )from endless homework on weekends,the students now find their own activities,such as taking a ride together to watch the sunrise.A.Freed B.Freeing C.To what do the left-behind children usually do at school什么意思 she has a happy smile与she wears a happy smile 哪个正确 have a good time doing后面接分词短语作定语,为什么不能接动词不定式? 描写水清澈的几段话越多越好,别重复最好加上侧面描写 描写水的好句好段 至少要初三水平 描写水清澈的古诗句 I don't think you are bad.的反意疑问句是就 "I" 提问还是就"YOU " 提问? I was in charge of grading all the problem sets that were assigned as homework 翻译 Describe the differences between the role of a mentor and a coach. I was in charge of grading all the assigned homework.I never had trouble [doing] it,为什么是doing it? The organization that is in charge of all the travel agencies in China isA.CNTAB.CITSC.CTA Few of us thought that the problem was worth _.discussdiscussingdiscussedto discuss给出正确答案,理由并翻译