数学课堂教学的有效性

我是一名初中生,写一篇有关文化类的文章. 人无信不立是什么意思 英语翻译 plants怎么用 plants是什么意思 Plants on My Plate 怎么读 Somone wants a book and you handit to him or her.what do you say? someone wans a book and you hand it to him or her.求求各位大虾 谈谈你对 人无信不立,国无信则衰 的理解政治题~~~4分 “人无信不立,国无法不安”是谁写的? 人无信不立,国无信则衰是谁说的 怎样理解人无信则不立,国无信则衰 翻译：stressed out 学英语该光记住时态还是.该记忆单词还是其他的什么 paper plants怎么翻译比较好? 英语的各种时态··要好记·好用·简单点·· "人无信则不立"是谁说的 “人无信不立”这句活是什么意思?回答要标准,抄的也没关系,只要正确就行! 求一篇初二作文,明天交寒假作业了………………知识好比宝石,求知如同采金.在一个人成长的过程中,求知的体验常伴你左右：悬梁刺股、囊萤映雪是一种求知,李白、徐霞客漫游名山大川是 寒假作业要求写一篇有关人的作文,我是一个初二的,寻求该如何写啊? 同义句转换 Her words really discouraged me ___she ___really discouraged me rather than -----me,she simply got up early to test the car herselfa.disturb b.disturbing c.to disturb d.disturbed What makes cveryone old的答案用中文回答 How can people have conversations with others?of course close connetion that people have with each other -The furthest distance in the world is not when i stand in font of you,Yet you can't see my love,But using one's indifferent heart to dig an uncrossable river for the one who loves you谁能帮我解释一下 I can only stand loving you in distance 人无信不立的信是什么意思? There () few cars in China before.用are 还是were While performing,she used to get really nervous,but now she seems _____.A.to relax B.to be relaxingC.relaxed D.relaxing 火星撞地球? Smile is a kind of escape from my!是啥意思.