2024届最新高考模拟示范卷答案网

(6)实验可知，Cu和浓H2SO4除发生主反应外，还发生着其他副反应，为了避免副反应的发生，Cu和浓H2SO4反应时应选择的实验方案是(填标号)。A.将烧瓶中10mL15mol/L的...

12.硫元素的几种化合物及其单质存在下列转化关系（反应条件省略)：CuNaOH溶液浓H2SO4→S02Nas0。Nas,0稀HS0:,S①②④下列判断不正确的是A.反应①中氧化剂与还原剂的物...

(4)发酵实验检测发现酵母菌1合成法尼烯的增量并不显著，推测由于酵母菌1增殖发育受到了抑制。因此科研人员将酵母菌1经系列改造得到酵母菌K,如图2所示。①在酵母菌...

7.下列劳动项目的主要原理涉及中和反应的是A.自制简易净水器净化井水B.用厨房洗涤剂去除油烟机上的油污C.用熟石灰改良酸性土壤D.用柠檬酸、小苏打等原料自制汽水...

二全国©0所名校高考模拟金典卷够多的子代发现没有巧克力猫，这是因为这群成年黑猫中(3)现有一群成年巧克力猫，雌雄个体中纯合子所占的比例均为25%。这群猫随机交...

(4)TCL与SiCL,互为等电子体。SiCL,可以与N-甲基咪唑(H,c-C)发生反应。(2)由步骤Ⅱ和步骤Ⅲ获得N2H,·H,O的装置如图1所示，反应原理为：CO(NH2)2+①TC1,分子的空间结...

最新中考模拟训练·化学参考答案(五)一、单项选择题（本大题包括10小题，每小题有四个选项，其中只有一个选项符合题意，请将符合题意的选项代号填涂在答题卡的相...

甲×丙完全开裂完全开裂：中等开裂：不开裂=2：1：1图3为甲与丙杂交所得F1的部分染色体示意图，基因M、m的位置已标出，在图3中标出基因E/e、AWa可能的位置。据上...

20.(12分)甲醇是重要的化工原料，研究甲醇的制备及用途在工业上有重要的意义。(1)一种重要的工业制备甲醇的反应为DCO2g(g)+3H2 (g)-CH;OH(g)+H2O(g)△H2CO2(g)+H2...

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用吸力把易碎的东西提起来且不会弄碎它”。由此可17.D。根据室后的ow thekly inueahiTidehbohoatgthnhaegodtceonengc30.D。根据上下文语境可知，Jessica-说她的捐...

20223/14高分说17.C本题考查there be句型。通读文章可知，此句为一般现在时，根据there be句型的“就近原则”，主语“things'”为复数形式，故选C。18.C本题考查冠词...

2022221高分说《知识点滴》【跟踪练习一】1.We have done something to keep the fire fromspreading.2.Close the door and the windows.Don't let thecold in.3...

How do I love agamHow do I trustHow do I trust again?I stay up all nightTell myself I'm alrightBaby,you're just harder to see than mostI put the recor...

9.What did the study published by Ulster University find?A.Short-sightedness arises from blinking much more.B.Short-sightedness often gets worse as a...

太全望匹镜的数据发现了超热木星的奇异天气。其很据下文中的中一颗行星的一边比另一边更热，导致超级飓风的产curls for what they were可推生，并且由于温度太高...

title for the text?★密28.Who do Donald and Martin think is the fittest to explore space?A.Astronauts.DrewB.Humans.C.Authors.29.What do the authors int...

100 degrees,"Hoffman said."One objective is to show we can run Moxie in all seasons.The device uses pumps that suck in carbon dioxide.The gas is heate...

forward from generation to generation.第二节One possible version:We posted the banner in the hall by the door for the parents to see at pick-up time.E...

Ⅱ.根据句意及首字母提示写出正确的单词。1.Eric was looking forward to entering the ninth芳美在报社grade.2.What a pity Mum can't climb the mountainEARNIN...

33.Which of the followingseabout theA.Both the groups took cousrequred by the curicmB.The wo groups ofstudenere tested wice duringthe n-yearstdyC.Stud...

7.Which of the following could be a suitable titlefor the text?2.Where would you have a chance to enjoyA toy designer has changed lives in over 55读wo...

戏的习惯，而投身于与核相关的研究中。5.D。推断。根据第四段中的Putting the fusion reactor together and testing it to see if itworked was the real challe...

应，果如图4所示，对比，b曲线，引起。血线压强迅速增大的时间12炉渣（主要含FeO,、FeO,SiO等）中制11e110105步绿3200400600时间珍不中分【活动®十3H0422/0十2H...

讲评三步一体高效训练灯记卷行天下·英语■月考卷一听力二维码(120分钟150分)检测模块：选择性必修第二册考试范围：Unit1~Unit3考查过去进行时、过去完成时的被动...

One possible version:第四部分【写作提示】第四部分He looked at me and thought a moment."I guessthat would be okay,"he replied.As soon as he1.本题要求写...

KEY CORNER上期练习题参考答案Activity 622.仅举几例PART3I.San Francisco2.Redwood Forest第3版I.1.climate2.settled第2版3.Napa Valley4.Mission DistricLANGU...

15ad.在国外Mn枪16.满是…的几.狂热爱好者2急忙（做某事）(参考答案见下期)本版内容由江苏王明选编第39期“攻克要点”参考答案词汇专练3.fell over4.turn intoII.5....

期末专项强化练二、句子还原型阅读理解Passage 6Passage 7主题：人与自我自我提升主题：人与社会一对未来的畅想文体：说明文建议用时：8min文体：说明文建议用时...

.承8GLEc8压Ⅱ，从方框中选择合适的单词，并用其适当形式完成句子。芳美酒报社that,well,grandparent,brother,haveEARNING ENGLISH1.-Have a good day,Lisa!第3期...