2020届高三上学期第一次模拟考试数学(理)试卷(PDF版—附答案)
如图,网格纸上小正方形的边长为1,粗实线画出的是某几何体 的三视图,其中俯视图为扇形,则该几何体的体积为 A 2,r 4π .̍ B. ̍3 3 C. 14,r 16,r ̍ D. ̍3 9 7.四色猜想是世界三大数学猜想之一,1976年数学家阿佩尔与哈肯
您在香当网中找到 2927个资源
如图,网格纸上小正方形的边长为1,粗实线画出的是某几何体 的三视图,其中俯视图为扇形,则该几何体的体积为 A 2,r 4π .̍ B. ̍3 3 C. 14,r 16,r ̍ D. ̍3 9 7.四色猜想是世界三大数学猜想之一,1976年数学家阿佩尔与哈肯
1350. C. In 1515. D. In 1190. 【解析】选 A。细节理解题。由第三段的第二、三句可知答案。 3. Which of the following is NOT mentioned
Ⅰ. 完形填空In 2012, I had just recovered from a serious illnesswhen I received an invitation to a writer’s conference inOrlando, Florida. My family persuaded me that a(n) 1might be just what the doctor ordered, so off I 2 .Arriving in the Sunshine State was rather tiring, but I 3 to catcha taxi to my 4 and settle in. Next morning, I took another 5 to theshopping centre to buy a few souvenirs. 6 I went to a café to havelunch, but all the tables were 7 . Then I heard a friendly voice saying,
小学一年级数学(上册)期末试卷 (考试时间 40 分钟) 题 号 一 二 三 四 卷面 2 分 总 分 等 第 得 分 阅卷人 一、细心算,能算对(33 分) 3+7= 13-3= 6-1= 5+4=
really small for her age of 12. ”因此选 C. tiny。另外, 其他三 项与小女孩身份明显不符, 故可排除。 4. A. come B. fall C. fit D. tie
Ⅰ. 完形填空From age eight to eleven, I attended a small school in our village. Itwas made up of four 1 with about 25 children in each class accordingto age. Most of the time, one teacher was responsible for 2 allsubjects. However, the headmaster would 3 come into the onlyclassroom and gave lessons 4 the teacher if he had asked for leave. Itseemed that there was no subject he was not good at 5 he could giveus lessons on all the subjects.
国开电大本科《管理英语 4》历年期末考试(第三大题阅读选择题) 试题及答案汇编(珍藏版) 2021 年 7 月试题及答案 21-25 题:阅读下列短文,从 A、B、C 三个选项中选出一个正确答案,并将答案序号写在答题纸上。
曲线的离心率为 . 答案: 5 7.如图,在直三棱柱 ABC—A1B1C1 中,若四边形 AA1C1C 是边长为 4 的正方形,且 AB=3,BC=5,M 是 AA1 的中点,则三棱锥 A1—MBC1 的体积为 .
元.那么厂方获得的最大利润是 元. 答案:10000 12.在直角△ABC 中,M,N 是斜边 BC 上的两个三等分点,已知△ABC 的面积为 2,则 AM AN uuuur uuur 的最小 值为 . 页 2
really small for her age of 12. ”因此选 C. tiny。另外, 其他三 项与小女孩身份明显不符, 故可排除。 4. A. come B. fall C. fit D. tie
页 1 第 高三(上)期末数学试卷(文科) 一、选择题(本题共 12 个小题) 1.若集合 A={x|x2﹣3x+2>0},B={x||x﹣1|<2},则 A∩B=( ) A.(﹣1,1) B.(2,3)
附件 5 三 级 中 医 专 科 医 院( 不 含 中 医 骨 伤 医 院 、 中 医 肛 肠 医 院 ) 评 审 专 家 手 册 (2018 年版) 四川省中医药管理局 二○一八年七月 目 录 三级中医专科医院评审专家组工作职责和要求
既不充分也不必要条件 12x-1渉0 5. 己知实数 X, y满足1x-y三0 ,则z=3x+y的最小值为 Ix + y-2 三O A. 2 B. 3 C. 4 D. 5 6.在样本频率分布直方 图中,共有
There has been a dramatic increase in the number ofnatural disasters over the past few years, and it is assumedthat global warming and climate change could cause evenmore disasters in the future. Some of the world’s leadingcities are facing disasters like floods and heat waves.LondonLondon’s flood defences are getting older. Since 1982, the ThamesBarrier(水闸)has protected the city from the threat of flooding, but itwas only designed to last until 2030 and close once every two or threeyears. About 26 years later the barrier now closes five or six times a yearand according to Environment Agency predictions, by 2050 the barrierwill be closed on almost every tide if the problem is not addressed.
Ⅰ. 完形填空In Britain, people have different attitudes to the police. Mostpeople generally 1 them and the job they do—although there arecertain people who do not believe that the police 2 have the powerthat they do.What does a policeman actually do? It is not 3 job to describe.After all, a policeman has a number of jobs in 4 . A policeman oftenhas to control traffic, either 5 foot in the centre of a town, or in apolice car on the roads. Indeed, in Britain, he might be in the traffic
他们首先开始了一个很长的炎热的夏天。根据下文“他们待在家里为 无家可归的人做三明治”和本句中的 first 看出, 是“开始”的意思。 meet“遇见”; call“叫”; leave“离开”。这三个词与 one long hot summer
专题三 导数及其应用 第八讲 导数的综合应用 2019 年 1(2019 天津理 8)已知 aR,设函数 2 2 2 , 1,() ln , 1, x ax a xfx x a x x
smelling substance D. large wealth 【解析】选 C。词义猜测题。根据第三段第二句可知, 用香水来掩盖 他们身体的气味。 4. Which of the following gives
I was said to be the worst student in my class, andmy family thought I was hopeless. I had to 1 gradesix. At that time a new teacher, Miss Sadia, came to ourschool.One day after class, she 2 that I was staying alone during thelunch break. She came to me and began to talk to me. It was just a 3conversation. After that day, she gave me particular 4 and it mademe feel special(特别的). I started to work hard because she gave me thefeeling that 5 believed me, and my 6 started to improve(提高)inher subject.