f(x)在[1,2]上连续，在（1,2内可导），且f\'(x)≠0

Arguments that you have had with friends have often ended up .Arguments that you have had with friends have often ended up strengthening your relationship with them.你与朋友们的争论往往以你们关系的加强而结束.关系的加强可以 what is the practice on the ground 是什么意思啊?如题,爆难!望高手帮助! 南极洲的面积有多大? Is he your cousin? ten-改一个字母,让单词变意思(饮料) My brirher is twele years old （对画线部分提问）Lucy swims very well （改为同意句She lives in Shanghai.Her parents live in Shanghai ,too.（合并为一句）These boy students usually play banminton at the weekend（对画线部分提 I searched everywhere but could not find him. She is Li Ping s mother.(that,who,is,women)根据所给答句,将括号内的单词连成问句 we can not find him 改为肯定句i am interested in singing. 改为一般疑问句we have got to call the police. 改为否定句everyone can ride the roller coaster 改为否定句 在过去时态中强调谓语是不是也用do? do his homework的过去时态 The are some ____(women teacher) 赛龙舟的由来什么是赛龙舟 翻译成英文：Tom足够强壮可以搬这个箱子（小学、初一的知识） 求翻译The lab volunteer has kindly offered to participate in a second experiment. FITC怎样标记抗体 英语翻译感谢我的好朋友LEON特地从美国寄来结婚喜帖,我衷心的替你感到高兴,虽然工作的忙碌,使我没有假期而无法前往参加你的结婚派对,但是我依然献上我的祝福.我的挚友,祝你新婚愉快, 内标记抗体是什么意思 do+动词原形强调句型如果是第三人称,或者是过去式将来时态怎么用? 春,我悄悄告诉你,春能听到我的话吗?这是采用了怎样的写法? 排句子, on that day i had a f____ with my friends. 排句子, 排列句子, 排列句子,一定采纳对的 排列下列句子!（ ）两地距离有700多公里,居然有5只燕子飞回了不莱梅老家.（ ）燕子和蜜蜂一样,只飞回原来的地方.（ ）燕子没经过训练,回家的本领也很大.（ ）如果把它们的巢移动几米,即 怎样翻译“动词的过去式”“动词原形”“过去时态”?见题目,谢谢哦.有追加分! do的时态如一般时 过去时将来 等希望能全都有 800字.老师让参与“三个一”体验活动,即：参加一处科普场馆 或阅读一本科学读物 或参与一项科学实验,并要求写参观体会,实践日记和感想.各位哥哥姐姐,我在三个中选了这一个,我会提高悬 参观科技馆的一篇日记（要求：不超过三百字,郑州的那一个） 参观南宁科技馆有感 参观福建省科技馆有感要600字左右的,