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最新问答： ____ seems very hard to work out this problem. ___ your sister teach chinese? no___ ___muth 如图，请根据通电螺线管左端小磁针静止时的指向，标出螺线管的S极、磁感线的方向及螺线管圈中的电流方向． 为加强公民的节水意识，某城市制定了以下用水收费标准：每户每月用水未超过7立方米时，每立方米收费1.0元并加收0.2元的城 麻烦老师解答：判断下列说法是否正确 是否存在这样的由正整数构成的数列,其中每个正整数都恰好出现一次,并且对任何k=1,2,3,……,数列中前k项之和都可被k — ________ bad weather ! 崔颢黄鹤楼赏析 综合性学习（5分）莲是一种深受人们喜爱的水生植物：它有袅娜可爱的茎叶，有娇嫩雅致的花朵，有沁人心脾的清香，果实也是食物中 影响铁生锈的因素是什么? 某种书的标价是a元 若购买50本以上（含50本） 则按标价的七五折销售,某小学欲购买X（x＞50） 需付款多少 描写彩虹的现代诗 中译英:据称他的伤病有可能使他永远告别足球.（for good） 求英语作文 急需 新学期即将开始,给你的朋友/同学写一封信,告诉她你新学期有什么打算 what you want from me 怎样深刻地记住eithereither的用法～ 如何快速辨别what和how在感叹句中用哪个?我真的分不清 一根彩带,第一次用去全长的2/5,第二次用去14米,这时候剩下的长度正好是用去的1/3.着根彩带有多长? 志向名言有哪些?快 一个数与自己相加相减相除,所得的和差商的和是20.6,这个数是几
