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20xx初二語(yǔ)文寒假作業(yè)本(參考版)

2024-11-18 22:13本頁(yè)面
  

【正文】 高一上學(xué)期生物寒假試卷(附答案)高一生物寒假作業(yè)精選。可以說(shuō),地球上的生命是在碳元素的基礎(chǔ)上建立起來(lái)的。瓶中的一切構(gòu)成了一個(gè) ,脂類不一定有,蛋白質(zhì)也不一定有,而核酸一定有的元素是 、S :自由水∶結(jié)合水=96∶4,在水分總量不變的情況下,提高溫度,則兩種水的含量變化是 ,結(jié)合水增多 ,下面的說(shuō)法不正確的是淀粉麥芽糖葡萄糖糖元,因?yàn)槟芎铣商窃?,都屬于多糖,因?yàn)槟芾闷咸烟?,葡萄糖為單糖 、糖類 、磷脂,但骨骼肌、心肌、平滑肌的收縮功能卻各有特色,這是因?yàn)? ,其中不含任何離子 、P、Zn等微量元素 ,則該物質(zhì)最可能是元素 C O N H S Fe 含量(%) ,物鏡為10時(shí),視野范圍內(nèi)看到相連的8個(gè)細(xì)胞,若目鏡不變,物鏡換成時(shí)40,則在視野中看到的這行細(xì)胞中的 ,它們的質(zhì)量總和不到體重的千萬(wàn)分之一,但是對(duì)人的健康卻起著重要的作用,下列各組元素全部是微量元素的是 。圖2 陽(yáng)光平行投影 操作探(1)(2)(3)y=d/4(4)十七、全部作圖說(shuō)理類題,略十八、(1)(2)(3)BA略 操作探究(1)提示:做PQ平行AC(2)不成立(3)PAC=APB+PBD十九、CC=不合理不行(1)正確(2)正確 操作探究(1)180(2)相等 三角形的外角等于不相鄰兩個(gè)內(nèi)角和 三角形三個(gè)內(nèi)角和為180創(chuàng)新舞臺(tái) e d f二十、CCD略(提示:連接AD)操作探究平行 理由略 創(chuàng)新舞臺(tái) 略(如:已知(1)、(2)、(4),求證(3))二十一、BC不相同不等 不中獎(jiǎng)概率大(1)摸到任意一個(gè)數(shù)字 相等(2)不等(3)相等 操作探究 落在紅色或綠色或黃色區(qū)域內(nèi) 不等二十二、(1)相等(2)不等 抽出王(3)相等 操作探究 問(wèn)題一 不正確 紅球 p(紅)=2/3,p(白)=1/3,∵p(紅)p(白)摸出紅球可能性大 問(wèn)題2 拿出一個(gè)紅球 感悟體驗(yàn) ①略 ②當(dāng)ab牛奶杯中的豆?jié){多 當(dāng)a=b牛奶杯中的豆?jié){和豆?jié){杯中的牛奶一樣多 當(dāng)a二十三、A 5/8 6/25(1)1/4(2)略(感覺(jué)提議不太清晰,我寫(xiě)2/5)7/8 1/8 操作探究(1)略(2)1/6以上就是查字典數(shù)學(xué)網(wǎng)為大家提供的七年級(jí)寒假作業(yè)本答案,大家仔細(xì)閱讀了嗎?加油哦!第五篇:高一年級(jí)生物寒假作業(yè)本2016高一年級(jí)生物寒假作業(yè)本2016 ,培養(yǎng)酵母菌。當(dāng)m五、BD(1)a+ab(2)x+y(3)1(4)ac(1)36a4^4b(注:4^4即4的4次方,以后不解釋)(2)x(x9)(1)5x10y/2x40(2)x20/130x+24(1)1/3x=4y/12xy,5/12xy=5x/12xy(2)y/x(xy)=yxy/x(yx)x/(yx)=x/x(yx)創(chuàng)新舞臺(tái)7,7六、1 3x 46 DAC(1)2/xz(2)10/3a(a+2)操作探究 略七、(1)x=0(3)x=0(第2問(wèn)呢)1/7 34(1)③(2)不正確 應(yīng)保留分母(3)2x6/(x+1)(x1)創(chuàng)新舞臺(tái) 原式=x+4 ∵(根號(hào)3)=(根號(hào)3),正確八、m6 5元 感悟體驗(yàn) 略九、y=50/x略 2/3m1/2DB(1)y=18/x(2)x=6 創(chuàng)新舞臺(tái) 略十、13 AAD(1)S=100000/d(2)200m(3)十一、二 四C長(zhǎng)10m 寬6m 創(chuàng)新展臺(tái)(1)30min(2)無(wú)效十二、CD(1)1:10000000(2)1:10000000(3)單位換算(1)1/2,1/4,1/2(2)AC,DB,CD,AB(1)5/2(2)5/2(1)8(2)略(提示:DB/AB=2/5,EC/AC=2/5 DB/AB=EC/AC)創(chuàng)新舞臺(tái) 32cm(,這題不同人不同理解,多寫(xiě)應(yīng)該也沒(méi)事)十三、基礎(chǔ)展現(xiàn)(1)盲區(qū)(2)不能。⑤甲10乙5(3)a=300,甲6乙9更有利四、x280 137/18137/19 操作探究(1)CB(2)RPQ 創(chuàng)新舞臺(tái) 當(dāng)mn時(shí),不答應(yīng)。③甲8乙7。一、BB(1)(3)3(1)x62(2)a+b0二、x3x8/3 2x4CC(1)x6 數(shù)軸表示略(2)x2 數(shù)軸表示略(1)x2 數(shù)軸表示略(2) 數(shù)軸表示略 23 數(shù)軸表示略x3/11三、操作探究(1)當(dāng)x=2時(shí),y=15,當(dāng)x=2時(shí),y=3(2)17/(3)x17/8x1/2(1)4000元(2)5種:①甲6,乙9。take care of , take for a walk, feed and give some water, play with him, clean第四篇:七年級(jí)寒假作業(yè)本答案(數(shù)學(xué))七年級(jí)寒假作業(yè)本答案(數(shù)學(xué))我們已給本學(xué)期劃上一個(gè)圓滿的句號(hào),又迎來(lái)了豐富多彩的寒假生活。 might grow plants and vegetables in the sea in about 50 child in Hainan fell from the seventh floor but luckily he was not hurt at lost world is an exciting American , especially school students, may like it if you could buy the world, you could not buy a happy family, good friends or families with children, an important problem is getting the children away from the television to do their you need help for your homework, go to the may find magazines, newspapers, and big dictionaries can always help you.(1)Money Isn’t Everything(2)Activities For Free Time(3)Study Tools(4)Farms of the Future(5)Parents’ Headache (15分):這個(gè)周末你與父母去海濱度假,你的寵物小狗需要好友Ted幫忙照顧。much() ___________ my aunt in Australia this winter going to visit going to visit() you can’t find the way, you may the police , for , to , with , for() put the food in the fridge(冰箱), it may go .(10分)Bill Gates ____1___on October 28, grew up in Seattle, was a very _____2___ favorite subjects at school were science and he was 13 years old, Bill started to play with that time, puters ___4___very large he was very interested ___5____ a very old and some of his friends ___6___lots of time doing unusual things with the end, they worked out(開(kāi)發(fā))a software program(軟件程)with the old ___7___it for $ 4200 when he was only 1973, Bill ____8___Harvard his third year, he lef
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