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36的平方根是______.-数学
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— I wonder how long you _____ in Beijing. — Just for the weekend, then I had to attend a conference
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— Did you see who the driver was? — No, so quickly ______ that I couldn't get a good look at hi
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4的平方根是[]A.±2B.2C.﹣2D.16-八年级数学
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短文改错。 此题要求改正所给短文中的错误没。对标有题号的每一行做出判断; 如有错误(每行只有一个错误) ,则按下列情况改正: 此行多一个词;把多余的词用斜线(\) 划掉,在-高三英语
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4的平方根是[]A.±2B.2C.﹣2D.16-八年级数学
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短文改错。 此题要求改正所给短文中的错误,对标有题号的每一题做出判断: 如有错误(每行只有一个错误),则按下面情况改正:此行多一词:把多余的词用斜线(\)划掉,在该行右边横-高三英语
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He works in Beijing but knows much about London, for he _____ there for a long time.[ ]A. livesB. li
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短文改错。 此题要求改正所给短文中的错误。对标有题号的每一行做出判断: 如有错误(每行只有一个错误),则按下列情况改正: 该行多一个词:把多余的词用斜线(╲)划掉,在该行右-高三英语
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327的平方根是()A.3B.±3C.3D.±3-数学
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下列说法中,不正确的是()A.大小不同的两个图形不是全等形B.等腰三角形是轴对称图形C.负数有平方根D.能完全重合的两个图形是全等形-数学
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正实数a的两个平方根的立方和是______.-数学
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—Hi, Michelle, I can't find my e-dictionary.— Sorry, I _____it. I guess I put it on the top she
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They ___ two free tickets to Canada, otherwise they'd never have been able to afford to go. [ ]
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I know a little bit about Italy as my wife and I _____ there several years ago. [ ]A. are going B. h
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若x=2sin30°,则x的平方根为()A.1B.±1C.±3D.3-数学
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All morning as she waited for the medical report from the doctor, her nervousness _____. [ ]A. has g
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若a2=(﹣3)2,b3=(﹣3)3,则a﹣b的值为[]A.6B.0C.﹣6D.﹣6或0-七年级数学
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计算:=(),=();=()-八年级数学
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已知x﹣1的平方根是±3,2x+y+7的立方根是2,求7﹣x﹣y的平方根-八年级数学
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如果是数a的立方根,-是b的一个平方根,则a10×(-b)9等于[]A.2B.-2C.1D.1-八年级数学
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下列式子正确的是[]A.B.C.=﹣1D.-八年级数学
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To our disappointment, the trip we had been looking forward to _____ in the pouring rain. [ ]A. star
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If you don't like the drink you _____ just leave it and try a different one. [ ]A. ordered B. a
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— Has your father returned from Africa yet?—Yes, but he _____ here for only three days before his co
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The little girl _____her heart out because she _____ her toy bear and believed she wasn't everg
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To her surprise, the life she had been looking forward to _____ to be unpleasant. [ ]A. prove B. bei
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的算术平方根是[]A.2B.±2C.D.±-八年级数学
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若x2=81a4b6,则x=______.-数学
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计算:=()。-八年级数学
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— Ouch! You hurt me! — I am sorry. But I _____any harm. I _____ to drive a rat out. [ ]A. didn'
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In 1492, Columbus ______ on one of the Bahama Islands, but the mistook is for an island off India. [
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—We could have asked Miss Keller for help. She is always kind-hearted. —Yes. A whole day ____. [ ]A.
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I had no idea when and where _____. [ ]A. it happened B. does it happen C. it had happened D. had it
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Rose said that seldom _____ to Yaxiya Department Store for shopping. [ ]A. went sheB. does she goC.
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I don't believe you've already finished reading the book - I _____ it to you this morning!
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交通警察通常根据刹车后车轮滑过的距离估计车辆行驶的速度,所用的经验公式是v=16df,其中v表示车速(单位:千米/时,d表示刹车后车轮滑过的距离(单位:米),f表示摩擦因数,在-数学
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若2m-1没有平方根,则m的取值范围是()。-八年级数学
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4的平方根是[]A.2B.-2C.±2D.±-九年级数学
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— Do you want a lift home? — It's very kind of you, but I haveto work late in the office. I ove
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—Ann is in hospital.— Oh, really? I _____ know. I _____ go and visit her. [ ]A. didn't; am goin
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下列说法中,正确的是[]A.的立方根是B.﹣225的算术平方根是15C.零的算术平方根和立方根都是零D.因为﹣5的平方是25,所以25的平方根可表示为-八年级数学
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是()的平方根-八年级数学
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如果x2的负的平方根是x,那么等于[]A.﹣xB.xC.±xD.以上都不对-八年级数学
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81的平方根是______;64的立方根是______.-数学
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如果(x-4)2=25,那么x的值是[]A.±1B.1C.±9D.9或-1-八年级数学
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— You look so young. Haven't you graduated from your university? — Yes. I_____in the English de
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的平方根是().-八年级数学
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(1)已知2x+1的平方根为±5,求5x+4的立方根。(2)已知x+y的算术平方根是3,(x-y)2=9,求xy的值.。-八年级数学
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Only then _____ how much damage had been caused. [ ]A. she realizedB. she had realizedC. had she rea
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5的平方根是().-七年级数学
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