若则．-九年级数学

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• -八年级数学
• Unfortunately my ear broke down and I was stuck here while it________ .A．was being repairedB．was rep
• —Where is Mr Smith?—Hein prison for more than two months.A．has beenB．has been sentC．has been thrownD
• The book has been translated into thirty laguages since it ____ on the market in 1973. A．has come B．
• —Would you like to go to the cinema with me tomorrow afternoon?—I’d like to, Mum, but I ________ to
• 计算(每小题6分,共18分)小题1:(1)小题2:(2)小题3:(3)-八年级数学
• 已知，那么的值为（）．A．－1B．1C．D．-九年级数学
• 计算：。-八年级数学
• 下列运算正确的是[]A、-（-x+1）=x+1B、C、D、（a-b）2=a2-b2-九年级数学
• (10分)观察下列等式：①；②；③；……回答下列问题：小题1:（1）利用你观察到的规律，化简：小题2:（2）计算：-九年级数学
• （10分）计算小题1:（1）小题2:（2）-九年级数学
• 若成立，则-九年级数学
• There is too much rain these days, isn’t there ? —Yes, it ___ for a week.A．has been raining B．had be
• All the students in this school are required to ________ at least two lectures on how to study every
• By the time he was ten,Edison______experiments in chemistry.A．had already doneB．already had doneC．wa
• 的算术平方根是()-八年级数学
• 判断正误：对的画“√”，错的画“×”．（1）2+3=5；（______）（2）8-3=5；（______）（3）2+2=22；（______）（4）32-2=3；（______）（5）22+2=22；
• 如果有意义，那么字母的取值范围是【】A．B．C．D．-九年级数学
• 计算：（每小题8分，共计16分）小题1:（1）（+）－（－）小题2:（2）-九年级数学
• 观察下列各式：①、，②、③、，…请用含n(n≥1)的式子写出你猜想的规律：-九年级数学
• 函数中自变量x的取值范围是（）A．x≥B．x≠3C．x≥且x≠3D．-九年级数学
• 化简的结果是（）A.一2BC.2D.4-九年级数学
• 计算：-九年级数学
• （本题6分）观察下列各式及其验证过程：验证：小题1:(1)按照上面结论猜想的结果，并写出验证过程；小题2:(2)根据对上述各式规律，写出用n(n为正整数，且n≥2)表示的等式并给出证明-九年级数学
• “When are you Wuhan?” my friend asked me. A．going offB．leaving forC．set out toD．starting-英语
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• ----Where_____the recorder ?I can not see it anywhere.-----I_____it right here.But now it is gone!A．
• ①；-九年级数学
• 若成立的条件是．-九年级数学
• Once harm ______ to the environment, it takes years to have the system recovered.A．doesB．is doneC．wi
• 的相反数是．-八年级数学
• You have no chance of getting the position. I’m afraid you _____ your time if you apply for it.A．was
• —What is the price of petrol these days? —Oh，it ________ sharply since last month.A．is raisedB．has r
• The woman will think of her own child ______ she ______ these little children.A．every time；seesB．eac
• 计算：（1）23-1+12-913；（2）(6x2-2x12x)÷32x．-数学
• The volleyball match _______ if it rains tomorrow.A．will put off B．will be put offC．is put offD．puts
• By the time you get to Beijing tomorrow, I ______ for Shanghai.A．am leavingB．should have leftC．will
• The truck ran down the hill, and the driver _____, according to the local newspaper, to have been ki
• -九年级数学
• 可以与合并的是（）A．B．C．D．-九年级数学
• 已知是的整数部分，是的小数部分，计算的值-八年级数学
• You have failed to do what you ________ to and I’m afraid the teacher will blame you.A．will expectB．
• I feel so excited! At this time tomorrow, I ________ by camel with local guides in Northern Africa.
• Enough______ to stop the forest______ since the 1980’s.A．has been done;be cut downB．has done;cutting
• — No one answered when I phoned this morning. Where were you?— I for teeth in the dental clinic.A．wa
• The three sisters decided to hold a family party to _______ their parents’ silver wedding.A．celebrat
• 函数的自变量x的取值范围是▲．-九年级数学