两桶油共15升。小桶的油用去1升后，剩下的与大桶中油的比是2:5。小桶中原来装有多少升油？怎么做

A市和B市分别库存某种机器12台和6台,现决定支援给C市10台和D市8台,已知从A市调运一台机器到C市和D市的运费分别为400元和800元,从B市调运一台机器到C市和D市的运费分别为300元和500元1.设B市运 请帮我想个带有莉诗的网名繁体字和符号的 带有凌 网名繁体字?急需带凌字的网名, The boy likes [elephants and pandas]就括号部分提问 【 】【 】 【 】the boy like The boy likes .(对划线部分堤问) The elephants' large ears are like open fans.(对划线部分提问【open fans He left---Beijing on the morning of September 8th,空格处填to还是for? 找出下面的错别字.成长是美好的,你听,生命的枝干正拨发出直接的脆响,你看.人生的里成又显出一串串清晰的履印,静下心,让我们倾听成长的声音,低下头,让我们捡拾起人生的脚印. Teacher's Day is on the tenth of September.(对 on the tenth of September提问） 先化简,在求值4a/a^2-4-2/a+2其中a=√2+2 This is Beth's cat划线提问 ------- it.cat.fly.fly是划线部分提问? The cat is behind the curtains.(划线部分提问) We'll meet at the theatre( )half past eight tomorrow morning.A for B at C in D on Let's make it______ half past eight_____ the morning of June 1st A at,on Bat,in.C in,in.D on,with The woman's cat looks like a tiger(对划线部分提问) a tiger是划线部分 汉字历史有多长 When shall we meet tomorrow?Let's meet_____ 8:30_____the morning.A at;in B at;on I'd like Italian food(对划线部分提问)— — — food do you like? 就划线部分提问 1 I like the black cat best.（提问 the black）2 It's 8:30.-----3 It will be cloudu tomorrow.----------4 He can't ride a bike because he' s too young.--------------------------------5 John will be back in an hour.------------ 走进这片树林,鸟儿呼唤我的名字,露珠与我交换眼神. 英语翻译麻烦帮忙把下面句子翻译成英文：意大利有许多国际知名品牌,比如.就是这些国际品牌奠定了意大利在时尚界的地位 英语翻译 求积分∫(2x^4+x^3+x-1)/(x^3-1)dx it's south of the post office.变否定句The hotel is next to the cinema.变一般疑问句并作否定回答My school is near the library.变一般疑问句并回答 2x-4=x-32x-4=x-3 怎么解 It's in the left side of the post office还是It's on the left side of the post office.还是It's in left side of the post office.还是It's on left side of the post office It s near the post office. 公园要铺设一条人行甬道,甬道长80米,宽1.6米.现在用边长都是0.4米的红、黄两种正方形地砖铺设（下图是铺设的局部图示）.1.铺设这条人行甬道一共需要多少块红色地砖?（不计损耗）图片上 live in the way that people lived long 西方人 英语怎么说?people who lived in west? People who live in Taiwan are kind 中的 who People who live in Taiwan are kind老外的习惯中,这里的 who