2018北师大学练优初三寒假作业

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英语翻译 翻译英文:我平时很省钱 翻译:省钱又环保(英语)谢谢! 做17题哦 17题怎么做 十七题咋做. 已知抛物线y=ax2+bx经过点A(3,6)和点P(t,0)且t≠0 f(x)=ax2+bx+c(a≠0),满足f(﹣1)=f(3)=0,且f(0)=6 求f(x)的解析式 ax2+bx+c在x为1,-1,2时,值为-6,-8,-11求a,b,c的值,当x为-4时,求代数式的值 在等式y=ax2+bx+c中,当x=1时,y=2;当x=3或x=-1时,y的值都是6,求a,b,c的值. 一个金字旁一个及读什么? 光吸收定律是? 我查过了,严重可以搭配形式的.严重和严峻是近义词.心无旁骛和专心致志也是近义词.心无旁骛(原本是专心致志)的写日记是否是正确的? 火星上遭遇了旱灾,形式严重(原本是严峻)是否正确? 什么是雅丹地貌,形成原因是什么 填空:一身()() 以身()() 镇定()() 惊弓()()请快回答我,我NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN急! 动力来自于什么什么 缩句,见到快答.后来我到德国留学,住在一座叫哥廷根的孤寂的小城.缩句 选出合适的词用适当形式填空look ;sing; glass;nobody;remember;1.( )to do your homework after school.2.Don’t judge a man by his( ).3.( )likes ice cream in my family. 选出所给的单词的适当形式填空{有多余}look,eat,pass,love,own,do,be,give,report1.The driver was ______to be injured.2.We ________the ______dogs.3.The _______of the shop _______much money. 在所给词中选出十个,用其适当形式填空make sea means looks take smile it living toy welcome name that This blue curly hair looks like the waves of the sea.Its___is a sign of the healthy spirit of Chain.Those thumbs-up(翘拇指)will___m 选出不同类型的单词( )A.teacher B.acctor C.type D.singer( )A.canada B.china Daily C.japan D.uk( )A.people B.shoulder C.toe D.finger( )A.T-shirt B.handbag C.shoer D.socks( )A.bikes B.trains C.foot Dbuees 选出合适的词,并用适当形式填空我满意的回答将有附加词:prize,root,sail,amazed,compete,relate,replace,physical,advertise,poster.1.His selfishness is the ___of the trouble.2.We were ___at the change in his appearance.3.The river int x,y; 执行下列语句:y=(x=4*5,x*4),x+20; 则y的值为________.(´・ω・`)这个的运算顺序是怎么样的啊, 第17题①②题 See goodbuy是什么意思 心脏的动力来源那里?根据你的原理,一颗单独的心脏可以跳动吗? 汶川地震的动力来自于? 17题,急 17题 Which economic doctrine is mostly associated with free trade? Only when the customs barriers __________ can we enjoy free trade and stage an economic take-off.are abolished have abolished will be abolished will abolish economic是可数名词吗