45分钟A级基础必做题一选择题12014北京卷已知函数fxlog2x。则abi2A54i B54iC34i D34i解析。45分钟一选择题12014四川卷已知集合Axx2x20。则集合UABAxx0 Bxx1Cx0x1 Dx0x1解析。则f5f5等于A1 B2C0 D.解析。故f5f52.故选B.答案。
红对勾讲与练Tag内容描述:
1、2017版红对勾讲与练人教版化学选修4课堂达标练:第二章化学反应速率和化学平衡233Word版含解析1.下列关于平衡常数的说法正确的是A.在平衡常数表达式中,反应物浓度用起始浓度,生成物浓度用平衡浓度B.在任何条件下,化学平衡常数是一个恒定。
2、课时作业23化学电源时间:45分钟满分:100分一选择题1银锌电池广泛用作各种电子仪器的电源,它的电池反应是:ZnAg2OH2O2AgZn2,则负极上发生反应的物质是AAgBZn2CAg2O DZn1解析:由题给总方程式得:Zn2OH2eZ。
3、专题十九短文改错高考精萃一2014辽宁卷Dear Jeremy and Alice,Although weve been delighted to have you as neighbors, were hoping to settle s。
4、课时作业5函数与方程及函数的应用时间:45分钟A级基础必做题一选择题12014北京卷已知函数fxlog2x,在下列区间中,包含fx零点的区间是A0,1 B1,2C2,4 D4,解析:由题意知,函数fx在0,上为减函数,又f16060,f23。
5、专题二十书面表达一提纲类高考精萃一2014课标全国卷一家英语报社向中学生征文,主题是十年后的我,请根据下列要点和你的畅想完成短文.1. 家庭;2. 工作;3. 业余生活.注意:1.词数100左右;2可以适当增加细节,以使行文连贯;3开头语已。
6、课时作业2平面向量复数算法初步时间:45分钟一选择题12014山东卷已知a,bR,i是虚数单位,若ai与2bi互为共轭复数,则abi2A54i B54iC34i D34i解析:由已知得,a2,b1,即abi2i,所以abi22i234i,选。
7、专题十虚拟语气高考精萃12014北京卷We be back in the hotel now if you didnt lose the map.22014天津卷 catch the morning train, he would not 。
8、专题十三状语从句高考精萃12014山东卷I dont really like the author, I have to admit his books are very exciting.22014重庆卷Half an hour late。
9、专题五介词及介词短语高考精萃12014北京卷Jane is in a hurry because the train to the airport leaves half an hour.22014天津卷 to the school, th。
10、专题四形容词与副词高考精萃12014大纲全国卷Raymonds parents wanted him to have good possible education.22014福建卷With online shopping increasi。
11、课时作业3不等式线性规划合情推理时间:45分钟一选择题12014四川卷已知集合Axx2x20,集合B为整数集,则ABA1,0,1,2B2,1,0,1C0,1 D1,0解析:Ax1x2,AB1,0,1,2,选A.答案:A2若ab0,则下列不等。
12、专题十八语法填空一记叙文高考精萃Passage 12014辽宁卷Jonny:Hey Im just practicing Tai Chi太极. Would you like to join mePeter:I know nothing ab。
13、课时作业1集合与常用逻辑用语时间:45分钟一选择题12014辽宁卷已知全集UR,Axx0,Bxx1,则集合UABAxx0 Bxx1Cx0x1 Dx0x1解析:依题意得ABxx0或x1,故UABx0x0;条件q:a2a0,那么p是q的条件A充。
14、课时作业6导数及其应用时间:45分钟A级基础必做题一选择题1函数yfx的图象在点x5处的切线方程是yx8,则f5f5等于A1 B2C0 D.解析:由题意知f5583,f51,故f5f52.故选B.答案:B2当x0,5时,函数yxlnxA是单。
15、专题八非谓语动词高考精萃12014天津卷Anxiously, she took the dress out of the package and tried it on, only find it didnt fit.22014天津卷Cle。
16、专题一冠词高考精萃12014天津卷Life is like ocean:only the strongwilled can reach the other shore.22014重庆卷I cant tell you way to the W。
17、专题九情态动词高考精萃12014全国大纲卷Although you find bargains in London, its not generally a cheap place to shop.22014北京卷 I have a wor。
18、课时作业4函数的图象与性质时间:45分钟A级基础必做题一选择题12014山东卷函数fx的定义域为A0, B2,C0,2, D0,2,解析:由已知log2x210,log2x1或log2x2或0x1时,1log2x2,解得x,所以x1.综上可。
19、专题三代词高考精萃12014大纲全国卷Whos that at the door is the milkman.22014山东卷Susan made clear to me that she wished to make a new lif。
20、专题十七七选五高考精萃Passage 12014北京卷Evaluating Sources of Health Information Making good choices about your own health requires r。