2018届高三二轮专题复习-- 交通
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Passage 1(2017·湖南十三校第一次联考) Every culture has its own unwritten list of behavior that is acceptable.Every society also has its taboos,or types of behavior that are considered a violation of good manners.The word taboo comes from the Tongan language and is used in modern English to describe verbal and nonverbal behavior that is forbidden or to be avoided.__36__They tend to be specific to a culture or country,and usually form around a group’s values and beliefs.What is considered acceptable behavior in one country may be a serious taboo in another.Verbal taboos usually involve topics that people believe are too private to talk about publicly,or relate to one’s manner of speaking.In many cultures,for example,it is considered bad manners to discuss subjects such as sex or religion in public.In some countries,too much volume of one’s voice may annoy people.__37____38__For example,one of the biggest differences among many Western,Asian,and African cultures is the use of eye contact.In the US,people make eye contact when they talk to others.__39__In many Asian and African cultures,however,children are taught to lower their eyes when talking to their elders,or those of higher rank,as a way to show respect.Certain gestures made with the hands can have very different meanings depending on the country you are in.Crossing your middle finger over your forefinger is the sign for good luck in many Western countries.__40__Also,in some Asian countries,moving your hands a lot while talking,or “talking with your hands”,is considered unsuitable.Behavior that is acceptable and non-offensive in one culture can be highly offensive in another.When visiting a foreign country,be aware of some of the basic differences,as this will help to ensure a more enjoyable trip.A. Nonverbal taboos usually relate to body language.B.In Vietnam and Argentina,however,it is a rude gesture.C.In spite of what some people may think,taboos are not universal.D.Cancer is a taboo subject and people are frightened to talk openly about it.E.Learn a country’s customs so that you don’t hurt the local people unconsciously.F.They might think that someone who is speaking or laughing loudly is rude or aggressive.G.If a person avoids eye contact,others might think they are being dishonest or unconfident.语篇解读本文主要讲不同国家习俗方面的禁忌,以及肢体语言、手势语的不同运用。
十四、文章结构题一、篇章结构题(2018·“六校联盟”第三次联考)Careers in zoology are extremely varied and unique,and can provide incredible learning and work opportunities for anyone devoted to animal studies and welfare.Zoology,or the study of animals,is a wide field with many specialties,including research,conservation,veterinary(兽医的) medicine,and the care of animals.For people with a love of animals and some training,dreams of careers in zoology may come true.Some careers in zoology focus on research and scientific studies.These careers may allow those with a good theoretical science background to develop and run studies that improve human understanding of the animal world.Research in zoology can help create safer and more effective products for animals or can teach humans more about animal behavior in order to aid in conservation,breeding programs,and habitat preservation.Careers in zoology that focus on conservation attach great importance to the continued survival and increased protection of animal species.Conservationists may work with political groups or governments to help make laws to protect and preserve animals,or may work in the field gathering information on potential threats to the health of global ecosystems.Some conservationists work in educational fields,trying to improve human efforts to save animals from extinction.Animals are subject to illness and injury,and some careers in zoology help to create a safe,stable animal population.Veterinary medicine is an important specialty field,and may take several years of intensive training to qualify as a certified veterinarian.While many veterinarians focus on the small-animal practice of domestic pets,vets in rural areas often work with large farm animalsand more adventurous veterinarians may work with exotic species in zoos and wildlife preserves.Humans love to observe animals,and modern-day zoos and wildlife preserves help meet that interest while providing facilities to assist with conservation programs.Zoology careers in zoos can range from overseeing breeding programs,to creating the proper diet for a deer,or to cleaning the tiger’s cage.Many volunteer and entry-level jobs are available for people that love animals.语篇解读文章介绍了动物学相关职业的多样性,并就四种相关的职业进行了具体讲解。
专题检测(一) 集合、复数、算法一、选择题1.(2018·福州质检)已知集合A ={x |x =2k +1,k ∈Z },B ={x |-1<x ≤4},则集合A ∩B 中元素的个数为( )A .1B .2C .3D .4解析:选B 依题意,集合A 是由所有的奇数组成的集合,故A ∩B ={1,3},所以集合A ∩B 中元素的个数为2.2.(2018·全国卷Ⅱ)1+2i 1-2i =( )A .-45-35iB .-45+35iC .-35-45iD .-35+45i解析:选D 1+2i 1-2i =(1+2i )2(1-2i )(1+2i )=-3+4i 5=-35+45i.3.(2019届高三·湘东五校联考)已知i 为虚数单位,若复数z =a1-2i +i(a ∈R )的实部与虚部互为相反数,则a =( )A .-5B .-1C .-13D .-53解析:选D z =a 1-2i +i =a (1+2i )(1-2i )(1+2i )+i =a 5+2a +55i ,∵复数z =a1-2i+i(a ∈R )的实部与虚部互为相反数,∴-a 5=2a +55,解得a =-53.4.设全集U =R ,集合A ={x |x ≥1},B ={x |(x +2)(x -1)<0},则( ) A .A ∩B =∅ B .A ∪B =U C .∁U B ⊆AD .∁U A ⊆B解析:选A 由(x +2)(x -1)<0,解得-2<x <1,所以B ={x |-2<x <1},则A ∩B =∅, A ∪B ={x |x >-2},∁U B ={x |x ≥1或x ≤-2},A ⊆∁U B ,∁U A ={x |x <1},B ⊆∁U A ,故选A.5.(2019届高三·武汉调研)已知复数z 满足z +|z |=3+i ,则z =( ) A .1-i B .1+i C.43-i D.43+i解析:选D 设z =a +b i ,其中a ,b ∈R ,由z +|z |=3+i ,得a +b i +a 2+b 2=3+i ,由复数相等可得⎩⎨⎧a +a 2+b 2=3,b =1,解得⎩⎪⎨⎪⎧a =43,b =1,故z =43+i.6.(2018·开封高三定位考试)“欧几里得算法”是有记载的最古老的算法,可追溯至公元前300年前,如图所示的程序框图的算法思路就是来源于“欧几里得算法”.执行该程序框图(图中“a MOD b ”表示a 除以b 的余数),若输入的a ,b 分别为675,125,则输出的a =( )A .0B .25C .50D .75解析:选B 初始值:a =675,b =125,第一次循环:c =50,a =125,b =50;第二次循环:c =25,a =50,b =25;第三次循环:c =0,a =25,b =0,此时不满足循环条件,退出循环.输出a 的值为25.7.(2018·全国卷Ⅰ)已知集合A ={x |x 2-x -2>0},则∁R A =( ) A .{x |-1<x <2} B .{x |-1≤x ≤2} C .{x |x <-1}∪{x |x >2}D .{x |x ≤-1}∪{x |x ≥2}解析:选B ∵x 2-x -2>0,∴(x -2)(x +1)>0, ∴x >2或x <-1,即A ={x |x >2或x <-1}. 则∁R A ={x |-1≤x ≤2}.故选B.8.(2018·益阳、湘潭调研)设全集U =R ,集合A ={x |log 2x ≤2},B ={x |(x -2)(x +1)≥0},则A ∩∁U B =( )A .(0,2)B .[2,4]C .(-∞,-1)D .(-∞,4]解析:选A 集合A ={x |log 2x ≤2}={x |0<x ≤4},B ={x |(x -2)(x +1)≥0}={x |x ≤-1或x ≥2},则∁U B ={x |-1<x <2}.所以A ∩∁U B ={x |0<x <2}=(0,2).9.(2019届高三·南宁二中、柳州高中联考)执行如图所示的程序框图,若输出的结果s =132,则判断框中可以填( )A .i ≥10?B .i ≥11?C .i ≤11?D .i ≥12?解析:选B 执行程序框图,i =12,s =1;s =12×1=12,i =11;s =12×11=132, i =10.此时输出的s =132,则判断框中可以填“i ≥11?”.10.执行如图所示的程序框图,输出的结果是( )A .5B .6C .7D .8解析:选B 执行程序框图,第一步:n =12,i =1,满足条件n 是3的倍数,n =8,i =2,不满足条件n >123; 第二步:n =8,不满足条件n 是3的倍数,n =31,i =3,不满足条件n >123; 第三步:n =31,不满足条件n 是3的倍数,n =123,i =4,不满足条件n >123; 第四步:n =123,满足条件n 是3的倍数,n =119,i =5,不满足条件n >123;第五步:n =119,不满足条件n 是3的倍数,n =475,i =6,满足条件n >123,退出循环,输出i 的值为6.11.若x ∈A ,则1x ∈A ,就称A 是伙伴关系集合,集合M =⎩⎨⎧⎭⎬⎫-1,0,13,12,1,2,3,4 的所有非空子集中,具有伙伴关系的集合的个数为( )A .15B .16C .28D .25解析:选A 本题关键看清-1和1本身也具备这种运算,这样所求集合即由-1,1,3和13,2和12这“四大”元素所能组成的集合.所以满足条件的集合的个数为24-1=15.12.(2018·太原模拟)若复数z =1+m i1+i在复平面内对应的点在第四象限,则实数m 的取值范围是( ) A .(-1,1) B .(-1,0) C .(1,+∞) D .(-∞,-1)解析:选A 法一:因为z =1+m i 1+i =(1+m i )(1-i )(1+i )(1-i )=1+m 2+m -12i 在复平面内对应的点为⎝⎛⎭⎫1+m 2,m -12,且在第四象限,所以⎩⎨⎧1+m 2>0,m -12<0,解得-1<m <1.法二:当m =0时,z =11+i =1-i (1+i )(1-i )=12-12i ,在复平面内对应的点在第四象限,所以排除选项B 、C 、D ,故选A.13.(2018·安徽知名示范高中联考)执行如图所示的程序框图,如果输出的n =2,那么输入的a 的值可以为( )A .4B .5C .6D .7解析:选D 执行程序框图,输入a ,P =0,Q =1,n =0,此时P ≤Q 成立,P =1, Q =3,n =1,此时P ≤Q 成立,P =1+a ,Q =7,n =2.因为输出的n 的值为2,所以应该退出循环,即P >Q ,所以1+a >7,结合选项,可知a 的值可以为7,故选D.14.(2019届高三·广西五校联考)已知a 为实数,若复数z =(a 2-1)+(a +1)i 为纯虚数,则a +i 2 0171-i=( ) A .1 B .0 C .iD .1-i解析:选C 因为z =(a 2-1)+(a +1)i 为纯虚数,所以⎩⎪⎨⎪⎧a 2-1=0,a +1≠0,得a =1,则有1+i 2 0171-i =1+i 1-i =(1+i )2(1+i )(1-i )=i.15.(2018·新疆自治区适应性检测)沈括是我国北宋著名的科学家,宋代制酒业很发达,为了存储方便,酒缸是要一层一层堆起来的,形成了堆垛.沈括在其代表作《梦溪笔谈》中提出了计算堆垛中酒缸的总数的公式.图1是长方垛:每一层都是长方形,底层长方形的长边放置了a 个酒缸,短边放置了b 个酒缸,共放置了n 层.某同学根据图1,绘制了计算该长方垛中酒缸总数的程序框图,如图2,那么在◇和▭两个空白框中,可以分别填入( )A .i <n ?和S =S +a ·bB .i ≤n ?和S =S +a ·bC .i ≤n ?和S =a ·bD .i <n ?和S =a ·b解析:选B 观察题图1可知,最下面一层酒缸的个数为a ·b ,每上升一层长方形的长边和短边放置的酒缸个数分别减少1,累加即可,故执行框中应填S =S +a ·b ;计算到第n 层时,循环n 次,此时i =n ,故判断框中应填i ≤n ?,故选B.16.已知集合A =⎩⎨⎧⎭⎬⎫(x ,y )|x 2+y 2=π24,y ≥0,B ={(x ,y )|y =tan(3π+2x )},C =A ∩B ,则集合C 的非空子集的个数为( )A .4B .7C .15D .16解析:选C 因为B ={(x ,y )|y =tan(3π+2x )}={(x ,y )|y =tan 2x },函数y =tan 2x 的周期为π2,画出曲线x 2+y 2=π24,y ≥0与函数y = tan 2x 的图象(如图所示),从图中可观察到,曲线x 2+y 2=π24,y ≥0与函数y =tan 2x 的图象有4个交点.因为C=A ∩B ,所以集合C 中有4个元素,故集合C 的非空子集的个数为24-1=15,故选C.二、填空题 17.已知复数z =1+3i2+i,则|z |=________. 解析:法一:因为z =1+3i 2+i =(1+3i )(2-i )(2+i )(2-i )=5+5i5=1+i ,所以|z |=|1+i|= 2.法二:|z |=⎪⎪⎪⎪⎪⎪1+3i 2+i =|1+3i||2+i|=105= 2. 答案: 218.设全集U ={(x ,y )|x ∈R ,y ∈R },集合M =⎩⎪⎨⎪⎧⎭⎪⎬⎪⎫(x ,y )⎪⎪⎪ y -3x -2=1,P ={(x ,y )|y ≠x +1},则∁U (M ∪P )=________.解析:集合M ={(x ,y )|y =x +1,且x ≠2,y ≠3}, 所以M ∪P ={(x ,y )|x ∈R ,y ∈R ,且x ≠2,y ≠3}. 则∁U (M ∪P )={(2,3)}.答案:{(2,3)}19.已知复数z =x +4i(x ∈R )(i 是虚数单位)在复平面内对应的点在第二象限,且|z |=5,则z1+i的共轭复数为________.解析:由题意知x <0,且x 2+42=52, 解得x =-3, ∴z 1+i =-3+4i 1+i =(-3+4i )(1-i )(1+i )(1-i )=12+72i ,故其共轭复数为12-72i.答案:12-72i20.已知非空集合A ,B 满足下列四个条件: ①A ∪B ={1,2,3,4,5,6,7}; ②A ∩B =∅;③A 中的元素个数不是A 中的元素; ④B 中的元素个数不是B 中的元素.(1)如果集合A 中只有1个元素,那么A =________; (2)有序集合对(A ,B )的个数是________.解析:(1)若集合A 中只有1个元素,则集合B 中有6个元素,6∉B ,故A ={6}. (2)当集合A 中有1个元素时,A ={6},B ={1,2,3,4,5,7},此时有序集合对(A ,B )有1个; 当集合A 中有2个元素时,5∉B,2∉A ,此时有序集合对(A ,B )有5个; 当集合A 中有3个元素时,4∉B,3∉A ,此时有序集合对(A ,B )有10个; 当集合A 中有4个元素时,3∉B,4∉A ,此时有序集合对(A ,B )有10个; 当集合A 中有5个元素时,2∉B,5∉A ,此时有序集合对(A ,B )有5个;当集合A 中有6个元素时,A ={1,2,3,4,5,7},B ={6},此时有序集合对(A ,B )有1个. 综上可知,有序集合对(A ,B )的个数是1+5+10+10+5+1=32. 答案:(1){6} (2)32。
专题八病句辨析全国新课标卷对病句的考查比较固定,从实行新课标高考以来一直出现在14题的位置上,且只考辨析不考修改,难度中等。
考查的病句类型主要集中在“语序不当”“搭配不当”“成分残缺或赘余”“结构混乱”“表意不明”“不合逻辑”六大类型上。
二轮复习,重温六大病句类型,对快速准确解题将起到“基础支撑”的作用。
授解题绝技[增分妙招]1.压缩主干。
先对句子成分进行分析,找出主语、谓语、宾语等成分;然后提取主干成分进行检查。
对主干成分进行检查时,要注意两方面的问题:第一,应该有的主干成分,句子中有没有,即主干成分有没有残缺;第二,主干成分之间在语法上和语意上能不能搭配,即有没有主谓、动宾、主宾搭配不当的问题。
2.理顺枝叶。
理顺枝叶时,要特别注意从语意上去考查定语、状语、补语等对于中心语的修饰限制是否恰当、严密。
换句话说,理顺枝叶,重点是检查有没有定中(中心语)、状中或中补搭配不当的问题。
3.检查复句成分。
对于复句,要注意分析层次,重点检查分句间的关系,句序是否合理,表意是否清晰,关联词语是否配套、是否得当等等。
[典例剖析](2016·全国新课标卷Ⅱ)下列各句中,没有语病的一句是()A.自从我国第一颗人造地球卫星“东方红一号”成功发射,成为世界上第五个把卫星送上天的国家以来,我国的航天事业取得了巨大的突破。
B.国务院近日发布盐业体制改革方案,提出不再核准新增食盐定点生产批发企业,取消食盐批发企业只能在指定范围内销售,允许它们开展跨区域经营。
C.职业教育的意义不仅在于传授技能,更在于育人,因此有意识地把工匠精神渗透进日常的技能教学中是职业教育改革的重要课题。
D.面对突然发生的灾难,一个地方抗灾能力的强弱既取决于当地经济实力的雄厚,更取决于政府的应急机制和领导人的智慧。
[解析]本题考查辨析语病的能力。
A项,偷换主语,“成为世界上第五个把卫星送上天的国家”的是“我国”。
B项,成分残缺,可在“范围内销售”后加上“的规定”。
专题练习(六) 自然环境与人类活动[读图填图·回扣基础]1.全球气候变化示意图的判读(1)由图1可知,地质时期气温波动特点是波动变化、冷暖干湿相互交替,变化周期长短不一。
(2)由图2可知,近现代气温波动特点是气温呈波动上升,特别是1980年以后气温上升速度加快。
(3)全球变暖的自然原因是目前全球气候正处于温暖期,人为原因是温室气体的排放、城市化、森林砍伐、过度放牧等。
(4)解决全球气候变暖的对策有:控制温室气体排放;增加温室气体吸收;采取适应气候变化的措施;加强国际间合作。
2.自然资源利用与社会发展关联图的判读(1)按自然资源的再生性质可分为可再生资源(如气候资源、水资源、土地资源、生物资源)和非可再生资源(如矿产资源等)。
(2)列表归纳自然资源对人类活动的影响。
历史阶段农业社会阶段工业社会阶段后工业化阶段生产力水平低中高对自然资源的依赖程度强较强减弱自然资源的开发利用X围与规模小中大利用方式单一中等多样化利用率低中高自然资源对产业布局的影响自然条件比较好、自然资源相对丰富的地区农业文明才得以发展矿产资源对资源性产业和工业布局有着决定性影响自然资源在地区发展中的作用下降,对经济发展与产业布局的影响日趋弱化3.世界主要自然灾害图的判读(1)图中自然灾害中属于地质灾害的有地震、火山、滑坡,属于气象灾害的有风暴,属于水文灾害的有洪水、海啸。
(2)由图可知,世界主要自然灾害带主要分布在环太平洋自然灾害带和北纬20°~50°之间的环球自然灾害带。
(3)为什么我国自然灾害种类多,灾害频发?提示:①我国处于两大灾害带的交会处;②多山的地貌;③强烈的地壳运动;④不稳定的季风环流等。
[考点集训·融会贯通]考点一地形与人类活动康斯坦察位于罗马尼亚东南部,是该国著名的疗养胜地。
下图示意康斯坦察周边等高线地形状况。
读图完成1~3题。
1.影响图示地区聚落分布的主要因素是( )A.纬度B.河流C.海洋D.地形2.图示地区公路分布体现的选线原则不包括( )A.尽量沿等高线延伸B.尽可能多的连接聚落C.避免跨越河流D.在陡坡处呈“之”字形弯曲3.图示四个公路选址方案中,最有可能建设的是( )A.方案一B.方案二C.方案三D.方案四解析:1.D 2.A 3.A 第1题,根据聚落符号,图示区域聚落主要分布在沿海平原地区,影响图示地区聚落分布的主要因素是地形,D对。