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的值是()A.2B.±2C.-2D.0-九年级数学
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下列计算正确的是()A.3+3=6B.16+9=4+3=7C.45-35=5D.2+2=22-数学
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----- Hi, Tracy, you look tired. ------ I ________ the living room for three hours.A.paintedB.had pa
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— Hi, Torry, can I use your computer for a while this afternoon? —Sorry. .A.It’s repairedB.It has b
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–How was your trip abroad?–Great. The only pity is that I ______to buy some gifts for my friends.A.f
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---Ring me at six tomorrow morning, will you ?---Why that early ? I _____then.A.have sleptB.have bee
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—Tomorrow ___ my birthday, I’d like you and Jane to come. -- I’m not sure if she ____ free.A.will be
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Because the shop_____, all the T-shirts are sold at half price.A.has closed downB.closed downC.is cl
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---Good evening. I _______ to see Miss Mary.---Oh, good evening. I’m sorry, but she is not in.A.came
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Tsinghua University, ______ in 1911, is home a great number of outstanding figures.A.foundB.founding
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计算:|-22|-12-8+313-数学
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的绝对值是().A.2B.-2C.-4D.4-八年级数学
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化简:439a-8a16+4a1a;并将自己所喜欢的a值代入化简结果进行计算.-数学
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计算下列各式:(1)33+2-(22+23);(2)化简:524x-6x9+2x1x,并将自己所喜欢的x值代入化简结果进行计算.-数学
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He said that his car __________ stolen and he ________ have to telephone the police.A.was; wouldB.h
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Our friendship _____ quickly over the weeks that followed.A.had developed B.was developingC.would d
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—Have you heard about that fire in the market?— Yes, fortunately no one _____.A.hurt B.was hurt C.ha
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Don’t disturb me. I ______ letters all the morning and have written ten so far.A.writeB.was writingC
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The general demanded that the soldiers at the village before 5 p.m. to rescue the victims of the ea
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-----It is long since we met last. Haven’t you graduated from college yet? ----- _____. I ____ Engli
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Measures have been taken to prevent the accidents, but much _____ for more improvement.A.remains to
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The closing music________out when the hero rides off into the sunset.[ ]A. fadedB. would fadeC. has
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下列计算:①8-3=8-3;②4+9=4+9;③32-2=22.其中正确的有()A.0个B.1个C.2个D.3个-数学
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(213)2+(-213)2的值是()A.0B.423C.23D.以上都不对-数学
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The three of us ________ around Europe for about a month last summer.A.travelledB.have travelledC.ha
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9的平方根是().A.B.3C.±3D.81-八年级数学
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若二次根式有意义,则的取值范围为A.B.C.D.-九年级数学
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It is the third time that he ____ the first prize in the competition. A.winsB.wonC.has wonD.had won-
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计算下列各题:(1)12-18;(2)12-36;(3)212×143÷52;(4)(x+x-1)(x-x-1).-数学
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解下列方程:(1)248-613+512;(2)x2-4x-3=0.-数学
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计算:312-313+48.-数学
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125+45-515-数学
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-—David has gone to Australia on business.—Really? I ______ why he was absent from today’s meeting.A
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------When can I see you, Mr Black? Three o’clock this afternoon?------Oh, no. I _____ a meeting the
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When I said some students were so lazy, I ___to you.A.don’t referB.wasn’t referringC.didn’t referD.
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---Hi, Tracy, you looked tired.---I am tired. I______the living room all day. A.paintedB.had painted
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已知a+1a=6.(1)若0<a<1,求a-1a的值;(2)若没有条件0<a<1的限制,则a-1a的值等于多少?-数学
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I didn’t see your sister at the cinema. If she ______, she would have met my brother.A.has comeB.did
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Exciting as its special effects are ______, there is too much violence in the film.A.being watchedB.
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计算与解方程(1)8-(12+218).(2)x2-2x-1=0-数学
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212+3113-3448.-数学
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计算:18-22-82-数学
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.--- Have you finished your homework? --- No. I ______ Good Voice of China on Zhejiang TV all day ye
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Alice trusts you; only you can ________ her to give up the foolish idea. A.suggestB.helpC.makeD.pers
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He would have been a doctor 20 years ago, but he _____ to be a teacher.A.choosesB.choseC.had chosenD
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Do you know when the Great Wall _________?A.was come into beingB.came into beingC.had come into bein
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–This is the first time I _____ pictures with you .–Now it is time that you ______ a picture for me
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Edward, you play so well. But I you played the piano.A.didn’t know B.hadn’t know C.don’t know D.have
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We were told not to touch the equipment in the laboratory unless ________.A.allowed to doB.allowing
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The rate of racial progress varies in different areas of the country, but in the past ten years ____
题目简介
计算:412-8=______.-数学
题目详情
答案
故答案为:0.