计算：=（）-八年级数学

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• 如果+有意义，那么代数式|x-1|+的值为[]A.±8B.8C.与x的值无关D.无法确定-八年级数学
• Must I get through the business in one evening? No, you ________.A．mustn’tB．haven’tC．needn’t toD．don
• 如图，实数a、b在数轴上的位置，化简。-八年级数学
• 计算：=（）。-八年级数学
• Once e-mail learners _______ with the basic knowledge of how to use the network, they ______ to a lo
• 计算：=（）。-九年级数学
• Quantities of water ________for cooling in the only one of the factories that ________steel.A．has be
• The plan _____ by the Chinese government ____ rejuvenating the nation by relying on science.A．put fo
• It is well known to us all that a lot of rivers _______by factories.A．are pollutingB．have been pollu
• —The battery in my cell phone is running low.—I that last night before we went to bed.A．was noticing
• 计算：-八年级数学
• That Was the first time shealone at home during the weekends，bored to death．A．has leftB．has been lef
• ---What were you doing when Tom came to see you?---I had just put on my overcoat and_____ to visit m
• Selecting a mobile phone for personal use is no easy task because technology ____ so rapidly.A．is ch
• –Excuse me, sir, didn’t you see the red light?–Sorry, my mind ________ somewhere else.A．has been wan
• We _______ in the office.A．are not permitted smokeB．are not permitted smokingC．don’t permit smokingD
• If you’d written earlier, I’d have known when youto go on holiday.A．wantB．have wantedC．wantedD．will
• （1）（2）（3）（4）-八年级数学
• Thank you for your timely help; otherwise we _______ in great trouble now.A．areB．would have beenC．wo
• I have to draw some money from the bank before our money ______.A．runs out ofB．is run outC．runs outD
• “If I ________ taking drugs, I would be a successful businessman now,” said the dying drug addict. A
• E-mail, as well as telephone, ________ an important part in daily communicationA．is playingB．have pl
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• 化简可得[]A.-2B.C.2D.-八年级数学
• You look frozen．Sit down by the fire and Iyou some hot tea．A．makeB．was makingC．madeD．will make-高三英语
• The thief was brought in, his hands ____________ behind his back.A．had been tiedB．tiedC．being tiedD．
• Please don’t phone him between 1 and 3 p.m. tomorrow. He _____ a lecture then.A．has deliveredB．has b
• The stone on the river bank rolled under her feet； she was _____into the river，and she called out fo
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• -Have you ever seen Peter recently? --Yes. He__________ me to ask you how you___________ along with
• --We ________ that you would fix the TV set for us.--I’m sorry, but I was too busy, so I ________.A．
• . --Were you late for the film?--Very late. Half of it ________ by the time we ________ the cinema.A
• With the country’s population reaching 1.6 billion in the mid of this century, most of China’s river
• He has got used to the surroundings and now he is getting on well with his classmates. __________, h
• --Where have you been?---I got caught in traffic, otherwise I _______ here earlier.A．would beB．have
• . You ________ to leave until you _______ your work. A．won’t be allowed; have finishedB．won’t allow;
• 化简的结果是（）．-八年级数学
• ---Would you have helped her had it been possible?---Yes, but I __________ busy with my work.A．wasB．
• 不用计算器，比较和的大小。-八年级数学
• 19．—Flight 331 _____．I'd better be on my way．Goodbye． —Bye．Happy landing!A．is announcedB．is bei
• — Is there anything wrong, Bob? You look sad.— Oh, nothing much. In fact, I ________ of my friends b
• 一个三角形的三边长分别为cm，cm，cm则它的周长是（）。-九年级数学
• —Why didn’t you answer my phone at 10 am? —I for my decayed tooth in the clinic.A．treatedB．was treat
• -八年级数学
• -八年级数学
• （1）（2）（3）（4）-八年级数学
• （1）（2）（3）（4）-八年级数学
• 已知a=，则a的相反数是（），a绝对值是（）。-八年级数学
• The UK, which _______ Great Britain and Northern Ireland, is a country famous for its history.A．cons