It is surfing on the Internet late into the night that my getting up late.[ ]A. sticks to B. leads t

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• 关于x的方程x2-（5k+1）x+k2-2=0，是否存在负数k，使方程的两个实数根的倒数和等于4？若存在，求出满足条件的k的值；若不存在，说明理由．-数学
• 解方程：x2=6x2-x+x-1-数学
• I make no apologies for the way I have _____myself over the years and I have no regrets. [ ]A. behav
• The volcano________in 1946 after one hundred and twenty years of silence.[ ]A. explodedB. burstC. er
• 若解分式方程2xx+1-x+1x=a-1x2+x产生增根，则a的值为（）A．-1或2B．1或2C．0或3D．0或-3-数学
• We should give students more chances to _______ the problems in their daily lives.A．deal withB．end u
• — How about her songs?— Very well, and she can also dance. She is _______ a singer.A．more thanB．bett
• The train had not come yet and the man ______ his watch anxiously.A．focused onB．glanced atC．watchedD
• Practising Chinese kungfu (功夫)can not only ____ one’s strength, but also develop one’s character.A．b
• Stay away from Lynch.He’s a liar.You’ll be cheated if you don’t __________. [ ]A. break outdenB. wat
• It may not rain; but you’d better take an umbrella ______.A．in returnB．in needC．in caseD．in fact-高一英
• The hotel ____ me ＄50 for a single room during one night.A．tookB．costC．chargedD．paid-高二英语
• 解方程：xx+1+1=2x+1x．-数学
• 若关于x的方程2x+mx-2=1的解为正数，求m的取值范围．-数学
• 用换元法解方程x2-3x+8x2-3x+1=5，如果设x2-3x+1=y，那么原方程可化为关于y的一元二次方程的一般式为______．-数学
• 如图，点A、B在数轴上，它们所对应的数分别是-4，，且点A、B到原点的距离相等，求x的值。-九年级数学
• We are going to do some shopping. Willyou _ us? [ ]A. take part inB. join in C. joinD. take-高三英语
• The Bull team _____ the football match and they _____ much experience in playing football. [ ]A. gai
• 解方程x2+x+1=2x2+x时，如果设y=x2+x，那么原方程可化为（）A．y2+y-2=0B．y2-y+2=0C．y2+y+2=0D．y2-y-2=0-数学
• When the woman was told that her husband had a car accident, her mind _____.A．ended upB．made senseC．
• Featuressuch as height, weight, and skin colour____ from individual to individual and from face to f
• She_________shyly at the young fellow from behind her fan.[ ]A. glancedB. glimpsedC. gazed D. copied
• The price of beer __________ from 50 cents to $ 4 per liter during the summer season. [ ]A. alteredB
• They _____decorating their new house in blues and yellows and hoped to finish it soon. [ ]A. set abo
• 短文改错。 假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10 处语言错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。增加-高三英语
• It`s already 10 o`clock. I wonder how it that she was two hours late on such a short trip.A．came ove
• My father quittedto make himself a cup of tea.A．readingB．readC．to readingD．to read-高二英语
• I _____ it as a basic principle of the company that suppliers of raw materials should be given a fai
• 解方程（组）：（1）13(x-1)2=3；（2）2x2-4x-1=0；（3）6x2-x-12=0；（4）x2-6x-391=0；（5）x2+x+2=3x2+x；（6）解方程组：x2+y2=102x-y
• Workers were celebrating after the world's longest water diversion tunnel（引水隧道）was _____in nort
• The boy is used to obeying his mother's order,and neverher. [ ]A. distributeB. contribute C. di
• Chris, please ________ a meeting with Mr. Du for me this evening who came back from Canada yesterday
• In his first class,the Chinese teacher tried to_______to children that reading is one of life's
• Competition, they believe ________the national character rather than weaken it.[ ]A. causes B. leads
• He decided to _________the job after he quarrelled with the manager. [ ]A. stopB. blockC. looseD. qu
• -------I am still working on my project.-------Oh, you`ll miss the deadline. Time is .A．running outB
• 解方程：。-九年级数学
• In 1998, when he was only 19, Bill _____ to 5 years in prison for his acts of violence.A．sentencedB．
• If you commit a crime, you will ____ punishment.A．desireB．deserveC．demandD．desert-高二英语
• （1）用配方法解方程3x2-x-1=0；（2）解分式方程1x+2+4x2-4+22-x=1．-数学
• Schools must ensure that most young people ______ the skills and knowledge that may be helpful inthe
• What really ______ is not failure itself, but the attitude we have towards it. [ ]A. mattersB. appli
• When I was in danger, a bright idea suddenly____to me. [ ]A. happenedB. hitC. struck D. occurred-高三英
• Please _____ the book on the shelf when you have finished it.[ ]A. take place ofB. take placeC. out
• Mr. Fox fell ill, thus __________ it necessary for us to find another person for his job.A．having ma
• As time ______, my mother gets older and older.A．goes downB．goes by C．goes awayD．goes along-高一英语
• Our English teacher ______ teaching, so he wants to change his work.A．gets tired ofB．gets used toC．g
• 解方程：x2+1x-1-3x-3x2+1+2=0．-数学
• The couple look very excited，because their only son has been _______to Hong Kong University.A．entere
• We’ll take a honeymoon trip to Venice. Would you like to _____ my dog for me while we are away?A．loo