善良的人

乙醇与醋反应生成什么? 一句含有“秋”字的古诗 含有“秋”字的古诗有什么 带有秋字完整的古诗萌萌萌萌萌萌萌萌 红色硫化汞燃烧成二氧化硫和汞,研磨后成黑色硫化汞,隔绝空气加热变成红色硫化汞的文字表达式红色的硫化汞在空气中灼烧有汞生成,同时形成二氧化硫,汞和硫在一起研磨成黑色硫化汞,黑 黑色硫化汞隔绝空气加热变成红色的硫化汞晶体,是物理变化还是化学变化?、 描写冬天的古诗--要全诗求求了 描写秋季的古诗 快 我明天得交 我要全诗!快 有没有描写冬天的古诗?全诗! 几道英语选择题,麻烦帮帮忙.如下.1 [ ]There were __people in the street at midnight,so he drove fast.A a few B few C little D a little2 [ ]What did the man say over there?He told us __any further.There is danger ahead.A do not go B not go 酒醋合在一起会有什么反应 麻烦帮我看看选择题,英语的,错的很厉害, 请教酒精和醋的化学反应式好多年没学化学了,听说醋能解酒,请教下反应式作科学依据,别解酒反喝出病来.请问CH3COOCH3CH3是什么物质?有什么性质? 谁有描写秋天的诗?急!11 油与醋融合发生会发生什么化学反应? 1.-Ann is a doctor.-( ）A.So is she B.So she is C.Neither is she 2.The price of that mobile phone is very ( )A.expensive B.high C.cheap3.They reduced the price( )1000 yuan a tonA.at B.to C.for4.I often saw this man ( ) with his dog in the dark last 麻烦帮我解决几道英语选择题1.what importance do you place on a good pud within_____,or a supermarket round the corner?A.food distance B.food distant C.walking distance D.walking distant2.word came _____our duties would be changed.A.that B 麻烦英语高手帮我解答一下下面几道选择题The old lady__for the door in the utter darkness.A.touched B.groped C.stretched D.extededA cup of water __my thirst after the long trip.A.quenched B.stimulated C.retained D.prohibited Lac mr smith would certainly have attended the meeting on time but his car______a flat tire halfway,A had had Bhad Chas had Dhas请问这是虚拟语气吗?不是虚拟语气是什么? 麻烦帮我解答与分析,1.They got much _____ from those new books.A.ideas B.photos C.news D.stories2.I have two _______ and three bottles of _________ here.A.orange,orange B.oranges,orangesC.oranges,orange D.orange,oranges3.Every evening M r.Kin 烧鱼时常加酒和醋,使食品更香,写出反应的方程式 ( ) the emperor saw was quite different from ( )the old minister told him.A.What,that B.That,what C.Which,that D.All,all(好诡异的题目)为什么捏? 英语选择题麻烦做一下?1.These cars are different _____ colours. A. in B. from C. at D. of2. Some of the food in the fridge ______ cheap. A. do B. likes C. to like D. does 描写夏天和秋天的诗句要写出作者,诗歌名称. 酒精醋有什么作用? 试 题 1．第1题 单选题 She is a talented musicians _______ a photographer.A、but also B、as well as C、but D、and so as 2．第2题 单选题 If you’re late again you’ll be _______ from your job.A、missed B、disappeared C、dismissed 英语选择题,麻烦各位一下What do you want to do?a. wash my handsb. washing my handsc. to wash my hands哪个对啊 那个.描写秋天的诗歌 如何写秋天的诗歌 醋有什么性质? 三道棘手英语选择题1.Who are you wating for?-_____the man wounded in the left leg.A.The doctor will operate on.B.The doctor to operate on.2.Everybody in the little town knew my first teacher ,so we had no____finding his home.A.difficulties in 醋的性质及其应用!谁能帮我找一篇关于醋的性质及其应用的文章!是性质及其应用!不是制作方法!