（2011山东济宁，5，3分）若，则的值为（）A．1B．－1C．7D．－7-八年级数学

更多内容推荐

• （2011山东滨州，2，3分）若二次根式有意义,则x的取值范围为()A．x≥B．x≤C．x≥D．x≤-八年级数学
• Great changes __________ in this city over the past five years.A．took placeB．have been taken placeC．
• 化简：______．-八年级数学
• By the time I arrived at the airport, she_____ for New Zealand.A. would be leaving B has left C will
• -- Why didn’t you come to see the film with your parents last weekend? -- I _____ my lessons for the
• Shestaredatthepainting, wonderingwhereshe______it. A．sawB．hasseenC．seesD．hadseen-高一英语
• （2011江西，17，6分）先化简，再求值：（）÷a，其中a=.-八年级数学
• （2011山东日照，18，6分）化简，求值：），其中m=．-八年级数学
• More than one teacher ____ thought _______ of the boy.A. has; highly B. have; highly B.has; high D.
• The gasoline _______. Let’s fill the car up at the next gas station.A．is running out B．has run outC．
• （2011山东德州12,4分）当时，=_____________．-八年级数学
• （1）（2）-九年级数学
• Energy drinks are not allowed _______ in Australia but are brought in from New Zealand.A．to makeB．to
• ．2＋－4-九年级数学
• Our food ________ ．So we’d better go home to fetch some．A．has run outB．had run outC．is run outD．has
• 已知，，试求的值。-九年级数学
• Since you have made so little progress in English, I____you ___ a new learning method next term.A．wi
• 9的算术平方根等于()A．±3B．－3C．3D．81-八年级数学
• 在二次根式：①；②；③；④中，与是同类二次根式的是（）A．①和③B．②和③C．①和④D．③和④-八年级数学
• The population of the province to more than twice what it was in 1949. The figure is now approaching
• Although her diseaseher eyesight and forced her to leave the dance floor, she refuses to fall into s
• They became friends again that day. Until then, they _______ to each other for nearly two years.A．di
• He must have done it well, because he told me he just did what he _____ to do. A．has been told B．had
• 计算或化简小题1:小题2:-九年级数学
• -- Come on. I have a gift for you. --- How nice of you. I never ____ you _______ me a gift.A．think;
• ----Why didn’t you go to the concert ?-----I ____a game between two American basketball teamsA．watch
• — Did he notice you enter the room? — I don’t think so. He＿＿to the radio with his eyes shut.A．liste
• This year the price of rice _____ about twenty percent. A．was raisedB．has been risen forC．has risen
• Tom killed the cat. I’ll ask him why _______.A．he did thatB．did he do that C．he does that D．he had d
• 49的平方根为（）A．7B．C．±7D．±-八年级数学
• It’s the first time I __ to see you this year.A．had comeB．cameC．have comeD．come-英语
• 25-136+(-125+6)．-数学
• 函数中．自变量x的取值范围是____________。-九年级数学
• ---Can we sit at the table near the window?---I’m sorry, but it______ already.A．was takenB．has taken
• ----What was the party like? ----Wonderful. It’s years _____ I enjoyed myself so much.A．afterB．befor
• 化简．-九年级数学
• 若+＝0，求4－的值。-八年级数学
• 若则．-九年级数学
• ---We all had a lot of fun at the barbecue yesterday. Pity you weren’t there. ---I really should hav
• My husband________ a model plane the whole Sunday morning. I thought he would help do some washing.A
• 计算小题1:小题2:-九年级数学
• – “Have you moved into the new flat?”“Not yet. The room ________.”has been painted B. is painted C.
• 下列计算错误的是：A．B．C．D．-九年级数学
• Bob would have helped us yesterday, but he-_______A．was busyB．is busyC．had been busy. D．will be busy
• 计算：=.-九年级数学
• 计算：=．-九年级数学
• 计算：。-九年级数学
• -You seem to be familiar with this city.-I_______here for three years. It's great to be back.A．
• The hotel which _______ now is to be a five-star oneA．is buildingB．has been builtC．is being builtD．i
• 若与互为相反数，求的立方根。-八年级数学