若，则=.-八年级数学

更多内容推荐

• 4的平方根是（▲）A．2B．－2C．±2D．4-八年级数学
• 已知与互为相反数，求（x-y）2的平方根。-八年级数学
• 若的小数部分为b，则=．-九年级数学
• 若是实数，，则-八年级数学
• 若，则等于（）A．B．C．D．-八年级数学
• It is the fourth time that she ________you in a week. A．ringsB．has rungC．has been ringingD．is ringin
• With the development of modern society, E-mail as well as telephones an important part in daily comm
• When I said someone broke the school regulations, I ______ you. Why did you get that angry?A．don’t r
• 化简的结果是（）A．B．C．2D．-八年级数学
• 能使有平方根的x的取值范围是。-八年级数学
• 计算：▲．-八年级数学
• ---Allen, are you coming with us? ---I’d love to, but something unexpected ____.A．has come upB．was c
• 计算：_______________．-九年级数学
• –With the final examination approaching, I’m getting anxious. As a consequence, I have no appetite f
• Seeing the chemical ________ to the sunlight, Mr. Lee warned the workers to be careful when dealing
• 如果有意义，则的取值范围是（）A．B．C．D．-八年级数学
• (本题5分)计算：-九年级数学
• 计算：=▲．-八年级数学
• My boss______for Beijing in a few days. Do you know when his plane______?A．leaves; takes offB．is lea
• 已知，化简二次根式的正确结果为（）A．B．C．D．-九年级数学
• The students busily when Miss Brown went to get the book she in the office.A．were writing; leftB．wro
• You don’t need to describe her. I _____ her several times.A．had metB．have metC．metD．meet-高一英语
• —Oh, it’s you, I _____ recognize you! —I’ve just had my hair cut. And I _____ my glasses.A．didn’t, w
• —Nancy is not coming tonight.—But she _____!A．promisesB．promisedC．will promiseD．had promised-高一英语
• Rainforests ____ and burned at such a speed that they will disappear from the earth in the near futu
• —Peter, hurry up! You ______ on the phone.—Oh, I ______. Thank you.A．are being wanted; will comeB．ar
• 已知-九年级数学
• 下列等式中，错误的是（）A．B．C．D．-八年级数学
• The book has been translated into thirty languages since it ______ on the market in 1973.A．had comeB
• 开平方的结果是（▲）A．B．C．D．-八年级数学
• 下面四个数中与最接近的数是（）A．2B．3C．4D．5-九年级数学
• 下列二次根式中，与是同类二次根式的是（）A．B．C．D．-九年级数学
• ――With so much work____, don’t expect any holiday!――We will have to finish it soon.A．doingB．doneC．be
• No decision about any future appointment until all the candidates(应试者) have been interviewed. A．will
• ––Oh, it’s you! I you. ––I’ve just had may hair cut and I’m wearing new glasses.A．hadn’t recognizedB
• His father, a famous university professor, who is said to have started his teaching career in Austra
• Who can bear _____ so many times?A．laughB．laugh atC．being laughed D．being laughed at-高一英语
• 当x=__________时，既是最简二次根式又是同类二次根式。-九年级数学
• 化简二次根式的结果是()-九年级数学
• After class, Mr. Zhang’s extra instructions to the class helped _____ the assignment to his students
• 是的平方根，是64的立方根，则（）A．3B．7C．3，7D．1，7-八年级数学
• 计算：．-八年级数学
• 若使二次根式在实数范围内有意义，则x的取值范围是（）A．B．C．D．-九年级数学
• 计算：2a3ab2-b227a3+3ab13a（b＞0）-数学
• ---Where is the manager? I have something important to discuss with him. --- He is at the airport n
• --Remember the first time we met?---Sure. You _____________ the novel Gone With the Wind in the libr
• Would you please keep silent? The weather report and I want to listen.A．is broadcastB．is being broad
• （2011•宁夏）数轴上A、B两点对应的实数分别是和2，若点A关于点B的对称点为点C，则点C所对应的实数为．-八年级数学
• （2011四川泸州，3，2分）已知函数y=，则自变量x的取值范围是（）A．x≠2B．x＞2C．x≥－D．x≥－且x≠2-八年级数学
• （2011四川泸州，1，2分）25的算术平方根是（）A．5B．－5C．±5D．-八年级数学