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计算:.(本小题6分)-九年级数学
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Pieces of bamboo or wood ________ books between 2nd and 5th century AD.A. used to formedB. used to f
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比较大小:(填“<”、“>”、“=”)-八年级数学
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.当x满足时,式子有意义-八年级数学
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---I called you last night, but nobody answered.---Oh, I usually___off my cellphone by 9:00 p.m.A.sw
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.实数a、b在数轴上的位置如图所示,那么化简|a-b|-的结果是()A.2a-bB.bC.-bD.-2a+b-九年级数学
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---Alice, why didn’t you come the other day ? .---I______, but I had an unexpected visitor. A.hadB.w
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Tom felt that the himself, along with Toby and Jack,for breaking the window.A.were to be punishedB.w
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—How did you find Nike’s singing last night.—To be honest, his singing didn’tto me.A.appealB.belongC
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By the time I got to the office, the meeting ______.A.had begunB.beganC.was beginningD.would begin-高
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如果是二次根式,那么应满足的条件是()A.B.C.≥D.≤-九年级数学
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计算的结果是()A.B.C.D.-九年级数学
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下列运算正确的是()A.B.C.D.-九年级数学
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若是实数,,则-八年级数学
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下列各式中,一定能成立的是()A.B.C.=x-1D.-八年级数学
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Since then the number of people taking driving lessons______20%.A.has increased toB.increases byC.ha
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Millions of pounds’ worth of damage_____by a storm which swept across the north of England.A.has bee
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If Joe knew anything about car mechanics, I’m sure he would help us fix the car, but he ______ even
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The new movie ____ to be one of the biggest money-makers of all time.A. promisesB. agreesC. pretends
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—When did you come back? —Half an hour ago. You ____ to music.A.have been listeningB.were listeningC
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Stefan ________ from heart attack for more than ten years, but now he’s healthy and energetic.A.had
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若,则的值为-九年级数学
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若︱a-2︱+=0,则a2-b=.-八年级数学
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计算:.-八年级数学
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-----Are you still very busy?-----Yes, I ______ the report for the manager and it won’t take long.A.
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-----Where is your new home now?-----In the new developed zone. But I ______ downtown for five years
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Everybody in our hometown, men and women, young and old, ____sports and games.A.enjoyB.enjoysC.is en
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--- When shall we restart our business?--- Not until we _____ our plan.A.will finish B.are finishing
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Before ___ a loan ____, calculate (核算) your monthly costs.A.taking; offB.taking; awayC.taking; outD.
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计算:.-九年级数学
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计算:-七年级数学
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在实数中,无理数有()A.1个B.2个C.3个D.4个-七年级数学
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When the clock_________ twelve, all the lights went out.A.hitB.beatC.struckD.knocked-高一英语
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在根式:①,②,③,④中,最简二次根式是()A.①②B.③④C.①③D.①④-八年级数学
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(4分)计算:-三年级数学
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The country life _____ he had been used to ______ greatly last year.A./; changed B.which; has change
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一个长方体,长、宽、高分别为,,,它的体积是______________-八年级数学
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Don’t ______ life’s small joys while searching for the big ones. A.contradictB.overlookC.obtainD.con
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--- What is your strongest memory of the bombing attack?--- If I ______ rightly, we were about to ap
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---Mom, where is my lunch pack?---Just where it _______.A.has beenB.had beenC.wasD.be-高二英语
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I don’t think she noticed the headmaster just at that moment, for she _______ the game on her cellph
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-的相反数是()A.B.-C.D.-九年级数学
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化简的结果是▲。-八年级数学
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估计的值是在(▲)A.3和4之间B.4和5之间C.5和6之间D.6和7之间-八年级数学
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能使有意义的x的取值范围是(▲).A.x>-2B.x≥-2C.x>0D.x≥-2且x≠0-八年级数学
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Experts say walking is one of the best ways for a person to _______ healthy.A.maintainB.stayC.liveD.
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下列各式中,不是二次根式的是(▲)A.B.C.D.-八年级数学
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计算-九年级数学
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I ______ in Paris for many years, but I have never regretted my final decision to move back to China
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Joy _______ as a language teacher in China for two years before she went back to London.A.had worked
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当时,代数式的值是.-九年级数学
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