计算：（1）(22012-22011)0-(-12)-1-|-3|（2）（x+y-3）（x-y+3）-数学

更多内容推荐

• ．She was told to wear flat shoes ________ her back problem.A．on account ofB．regardless ofC．in terms
• —Congratulationspassing your driving test!—Thank you.A．atB．onC．fromD．In-高一英语
• The woman sold the eggs ________ seven dollars and they were sold________half price.A．with；atB．for；a
• Not _______, the process of choosing names varies widely from culture to culture..A．obviouslyB．norma
• It was raining hard. Little Tom felt cold, so he stood______to his mother.A．closeB．closelyC．closedD．
• Do you think shopping online will ______ take the place of shopping in stores?A．especiallyB．frequent
• 计算（1）(12)0-2-1（2）（a2）3-2a7÷a．-数学
• — I'd like a hot dog and a glass of beer ____.— OK. Just a minute, please.[ ]A. as well B. also
• The laptop computer was here a moment ago, but I can’t put my hands ___it now.A．inB．atC．onD． with-高三
• I don’t like the pattern of the trousers. ____ , the color doesn’t suit me.A．HoweverB．InsteadC．Besid
• 计算：(13-1)-1+5×20．-数学
• 下列计算，正确的是（）A．a6÷a3=a2B．（-1）2+（π-3）0=2C．（a2b3）3=a5b6D．（a+b）2=a2+b2-数学
• He wanted to pass the exam and stayed up very late，while this ________created further problems.A．in
• Tom, ______ Jane and Rose, ________ going to the farm on foot.A．as well as; areB．as long as; isC．as
• 计算或化简：（1）23-（12）0-（12）-2；（2）（3x-1）（2x+3）-（x+3）（x-3）．-数学
• 给下列复合句中的定语从句填上正确的介词和关系代词。1.We saw several natives advancing towards our party, and one of them came
• 计算：（1）（2x）3×（-3xy2）（2）（a+3b）（a-2b）-（2a-b）2（3）(22000-21999)0-(-14)-2+(-0.125)9×810．-数学
• Jack climbed ______ to the top of the mountain though he is only a boy of ten.A．in a way B．in the wa
• I'm terribly sorry to have caused you pain.But it was ____ done.Will you be so generous as to f
• —Your sister’s plan is not quite practical.Why not try to persuade her to give it up?—My sister is v
• I am________your suggestion that we should spend more time on this project.A．in memory ofB．in honour
• 若（2x+1）0=1，则x______．-数学
• 计算：（1）（-1）2009+（-12）-2-（π-1）0-|-3|；（2）（-3a3）2-a3+（-4a）2-a7+（-5a3）3（3）（x+3）2-（x-1）（x-2）（4）（a-2b+c）（a+
• 计算或化简求值：（1）(-13)-1+(-2)3×(π-2)0（2）（2a2）2-a7÷（-a）3（3）（x-1）2-x（x+1）-数学
• When Helen saw his tutor nod _____ to her, she felt greatly ______ and was convinced that she would
• –Did you manage to contact professor Li?--Well, yes, _________.A．particularly B．lately C．really D．ev
• Chinese people drink _______ beer per person now as they did ten years ago.[ ]A. twice asB. as twice
• He passed his secretary ________ as his wife and took thejudgein. [ ]A. off B.on C. by D. away-高二英语
• The weather in London is so changeable that peoplealways take their umbrellas with them______rain. [
• The success of a government should be measured ______ the health and happiness of the people as well
• The success of a government should be measured ____ the health and happiness of the people as well a
• —Do you often go fishing at weekends?—Not often，I only go fishing________.A．at one timeB．all the tim
• （1）计算：(1-13)0+(-3)-1+(-112)2011(23)2012；（2）先化简，再求值：[（2xy+3）（2xy-3）+（xy+3）2]÷xy，其中x=15，y=-2．-数学
• 计算（1）(-23)12÷(-23)9（2）(12)-2-（-1999）0÷(-13)2（3）a4-a4+（a2）4-（-3a4）2（4）（-8）2009×0.1252010．-数学
• The attempt and insistence on purchasing the Diaoyu Islands by Japan will ______ harm China-Japan ti
• 26. She is very diligent. She often studies _____ into the night.A．deeplyB．deepC．fartherD．Later-英语
• 计算：（1）|-1|-2+（π-3）0-2-2；（2）[（x-y）2-（x-y）2]÷（-2xy）-数学
• 计算：(2-π)0-2-3+(15)-1．-数学
• ____________ my surprise, when the audiences saw this film, they all shouted __________ surprise.A．I
• Do you think this shirt is too tight ________ the shoulders？ (2012·北京，34)A．at B．onC．toD．across-高三英语
• 20060=______，3-2=______．-数学
• 计算：（-1）-1=______．-数学
• The student went through the paper, finding some mistakes that might have been ignored．A．otherwiseB．
• He lost both of his parents in the big earthquake,but ________ for him,a kind couple adopted him and
• Sometimes parents' control of young kids will be thought to be such an invisible rope with whic
• — Lovely weather, isn’t it?— Yes, a bit hot, ______ ．A．althoughB．butC．thoughD．yet-英语
• 计算0+(-13)-2=______．-数学
• An agreement seems to be impossible because the majority of the committee members are ________ it. (
• ．________all the animals I’ve ever had，these two dogs are the most sensitive to the spoken word. (20
• 解答下列各题（1）计算：-22+(-12)-1-(3-1)0+3-8；（2）化简：（x-3）（x+3）-（x-3）2．-数学