样本均值的标准差

i never mind it“我从来都不介意”应该怎么说呢?i don't mind.他一直没有来 可以说 he never came为什么这里不能用 i never mind 高中英语省略句 填空省略句（应该是每空一词）虽然张贴的海报上说他要参加演出那场歌剧,可是谈时候喉咙发炎疼痛,所以没能演出.Through the poster that was put up said he ___ performing the opera ,but he 怎样才能把听力的长对话听好? 某座山、在英语里怎么表示?例如说：喜马拉雅山和珠穆朗玛峰 这两个怎么表示?Mount.和Mt.和Mounts.表示的意思是一样的吗? present.the.results.to.the.class请写出谐音和中文 英语听力到底怎么提高啊?经常听着光跑神 Never mind about that software!we"ll repair it when we meet with the engineer from the company.翻译 They _ make a decision about the election at the meeting.A.didn't needB.needed notC.hadn't toD.didn't have to He has a book to read to read是不是修饰book吖 Make a report to your class according to the information you collected Please report your idea to _____(rest) of the class. 英语中G city是什么在2006年6月的英语六级考试真题中,听力长对话的第一大题文中出现的, permission是可数名词吗? permission可数吗作允许讲时 sound的第三人称单数形式无 请问sound后有个s,是表示第三人称单数吗?Xiaoyan’s idea about the colours of the walls (sounds )good to France.请问sound听起来后面有个s,是表示第三人称单数的意思吗?是因为Xiaoyan’s idea晓燕的想法是单数, 附：sound第三人称单数急! What's your favourite subject in science why谁能帮我翻译下这问题 并用英语回答下这问题 求英文单词.像Lore这种很少见但又很有意味的单词.能当英文名的为善.我指的是中文译过来有深意的.谢绝庸俗. German怎么读? German 这个单词怎么读 German用英语怎么说 A German king built and lived it.怎么读? Empty city这英语怎么读? some ideas in this book still influence us什some ideas in this book still influence us什么意思 Empty city he died for his ideas but his work is still used in official Bible Today he is still___.(ill) 请各位个我来点能提高英语水平的听力材料（最好是mp3)要链接的mp3格式的就行 怎样提高英语水平,看哪些小说比较好,听哪些东西练习听力?还有想买一个mp3来练习,哪个好. was playing a joke on the woman是什么意思? Amy lakes playing ( ) A.am B.the C./不填,应该选哪个,意思是?