氯化铁和氢氧化钠反应

at supper和for supper的区别如题 什么是遗忘,什么又是艾宾浩斯遗忘曲线? ---What you'd like for supper?---Well,___ is okay with me.A.whatever B.anything C.A&B Here what my mother said中哪错了,为什么,主要要原因! 47.What my mother said at the family reunion about my childhood __________....附上原因47.What my mother said at the family reunion about my childhood __________.A.took me by surpriseB.took by my surpriseC.took my surpriseD.took surprise by me 灿烂后面接什么成语?灿烂－－ 成语 合并句子the house was sold.he did not know anything about it. Most people in Europe did not know anything about tea,some had h_____about it. what the teacher said still___in my ears more than sixty years later.A has rung B ring C rang D rung选哪个?为什么呢?搞不懂! 用疏忽和倍感亲切造句 请问北京哪一家少儿英语教育比较好? 用倍感亲切造句 请问5.080是读成五点零八零,还是五点零八 什么can+you+find+it? 夺目后面接什么成语?夺目－－ 成语 I am new here.I don't know much ab___ thisI am new here.I don't know much ab___ this city. 豌豆的亲代都是紫花,而后代中出现了白花,这种现象在生物学中称为（） （I don't know if he ___here nxt week.)1.I don't know if he ___here nxt week.A.comes B.came C.will come 答案是是选C,这里的IF不是翻译为是否吗,那不应该选C吗?2.When I moved to this citytwoyearsag,the government____several modern b 高中生物遗传学与豌豆杂交那块怎么学a,都听不懂, You can a____ find a fridge in it. ```求.古代抒情宋词名有哪些?..词的题目头· 比如,《皖溪沙》类·! 请帮我找写抒情为题材的唐诗宋词各十首 宋词里面写景抒情的词希望有词牌\作者 一马当先,后面接什么成语?万马奔腾,还有,或者是. Not until last week did I get a work permit是什么意思尼 求教—— Not until last week did I get a work Last week,he________on it for a long time until it looked like new.(work) The films were on the ground a moment ago .怎么改成同义句?the films were on the ground ____ 下列气体中,无色且无毒的是CL2 CO N2 CO2选CO2那CO有毒吗,N2的颜色,有毒吗可以多选啊，难怪 浓硫酸滴入蔗糖后会有一种刺激性气体产生和一种无毒无色的气体产生,这两种气体是什么?有刺激性的气体可能是二氧化硫另一种呢? 一种无色气体X与炽热的木炭反应,得到另一种无色气体YY在加热条件下与一种黑色固体反应得到X和一种亮红色固体,则气体X和Y是 I know of him 和 I know about him 和 I know him 有啥区别