-64的平方根是什么意思

I'm nobody,but I have a dream.这句话最开始的出处是什么地方? 美国历史上有句名言"I have a dream..."这是哪个总统说的吗 i\'m nobody,but i have a dream,and nothing is impossible!什么意思 这是一个我们应该尽我们所能学好英语的时期.英语怎么说 要用到This was a time when…… He and I are good friends. Why didn't you do your homework?Students are s_____ to do their homework,you know. 一道英语完形题：The specific use of leisure varies from individual ……The specific use of leisure varies from individual to individual.……Thus,the following are possible uses of television watching,a popular leisure activity:a change of 根据汉语意思填空：他们正在变得非常兴奋 they are____very___还有人们通常怎么度过元旦？what___people usually___ ___ ___ ___ ___ ___ the amount of heat which the earth gets from the sun is different from time to time 什么意思 英语翻译《When All Is Said And Done（该做的都做了,该说的都说了）》,出版于1981年,是ABBA最后一首著名的劲歌,歌名非常恰当地体现了ABBA乐队当时的状态：巅峰过后,就该曲终人散了Here's to us one mo 分析句子结构 On my way home,as i have many times since,后面是i thought of my monther's words……为什么出现as 后面出现since 我的爸爸不是厨师英文 厨师的英文单词是什么? 厨师的英文单词怎么写 Tom,you ________ leave all your clothes on the floor like this!A.wouldn’t B.mustn’t C.needn’t D.may not Who gave it to you? who gave you it对不对 ____,his eyes fill with tears again.A.When asked B.On asking C.On being D.When he was asked _____,his .eyes fill tears again.A.When asked_____,his .eyes fill tears again.A.When askedB.On askingC.On beingD.When he was asked点蚊选发? Long ago there was a man with the name Smith这篇文章的阅读理解 Long long ago, there was_____emperor nameLong long ago, there was_____emperor named Li Shimn A.a B.an C.the 在I don 'like the sweater中like是及物动词么急急急 asked why he went there,he said he was sent there----for a a space flight.A.training B.being training C.to have trained D.to be trained请帮忙翻译, 24.When asked why he went there,he said he was sent there ____ for a space flight.【2007江西】A.training B.being trained C.to have trained D.to be trained he went there when he was 5 years old =he went there ------ ------ ----- ------ ------ What did you see there?I saw______ policeAmuchB many C the Dsome为什么不选B,police不是单复数同行么 求There is my piece of the sky翻译 what did you see ? we saw____police there A many B much C the why do you insist on leaving your books all over the floor.请问all over 用all on i insist on your telling me the truth为什么是your而不是you I insist on your telling me the truth请问这里为什么是“your” 用you的话可以吗? As my father （leave）the house ,the postman （arrive ）.正确形式填空