安徽专版2020中考英语复习第二篇语法专题突破专题04数词课件人教新目标版

安徽专版2020中考英语复习第二篇语法专题突破专题04数词课件人教新目标版

专题(四)　 数 词 第二篇　语法专题突破 考点一　基数词 1.基数词的基本形式 (1)1—12独立成词,需逐个记忆。 (2)13—19的基数词以-teen结尾。尤其要注意thirteen, fifteen, eighteen的 正确拼写。 (3)表示“整十”的基数词(20—90)都以-ty结尾。其中要特别注意twenty, thirty, forty, fifty, eighty, ninety的正确拼写。 (4)hundred, thousand, million, billion等词前有具体数字时,不能加-s,也不 与of连用; 无具体数字时,要加-s,且与of连用。 2.基数词的其他表达形式 (1)21—99的写法是在十位和个位中间加连字符号“-”。 36—thirty-six　97—ninety-seven (2)101—999的构成是百位和十位之间(若十位为零,则在百位和个位之间)用 and连接。 601—six hundred and one 755—seven hundred and fifty-five (3)四位数或者四位数以上的基数词的拼写规律:从右往左每三位加一个逗号,第 一个逗号读作thousand(千),第二个逗号读作million(百万),第三个逗号读作 billion(十亿)。 94,295—ninety-four thousand two hundred and ninety-five (4)“基数词-单数名词”相当于复合形容词,只能作定语,用于表示时间、距离等。 a ten-minute walk 步行10分钟的路程 (5)“基数词+more”与“another+基数词”意义相同,表示“再……;另外……”。 two more days=another two days 另外两天 考点二　序数词 第一到第十 第十一到第十九 第二十以上 first-1st eleventh-11th twentieth-20th second-2nd twelfth-12th thirtieth-30th third-3rd thirteenth-13th fortieth-40th fourth-4th fourteenth-14th fiftieth-50th fifth-5th fifteenth-15th sixtieth-60th sixth-6th sixteenth-16th seventieth-70th seventh-7th seventeenth-17th eightieth-80th （续表） 第一到第十 第十一到第十九 第二十以上 eighth-8th eighteenth-18th ninetieth-90th ninth-9th nineteenth-19th hundredth-100th tenth-10th thousandth-1000th 【巧学妙记】 基变序,有规律,词尾加上-th; 一、二、三,特殊记,结尾字母t, d, d(first, second, third); 8去t(eighth), 9去e(ninth), ve要用f替(fifth, twelfth); 遇y变ie,然后再加-th; 遇到“几十几”,只变个位就可以。 考点三　数词的表达方式 March 12, 2018　2018年3月12日 one third 三分之一　　 two thirds 三分之二 five (o'clock) 5点钟 five past seven 7点5分 twenty to eight 7点40分 Page 62/the sixty-second page 第62页 in the 1970s 在20世纪70年代 in his forties 在他四十多岁时 考点四　数词的注意事项 1.hundred, thousand, million前有基数词修饰时,表示确数,其后不加“-s”, 也不与of连用;但表示“数百、数千、数百万”这样的概数时,后面加“-s”,并 与of连用。 There are two hundred people in the hall.大厅里有200人。 Thousands of people go to the beach every year. 每年有成千上万的人到海滩去。 Millions of people in the world are sending and receiving e-mails every day. 每天世界上有数百万人在收发邮件。 2.序数词在使用时,通常前面要加定冠词the;但如果序数词前出现不定冠词a或an, 则表示“再一;又一”;当序数词前有物主代词时,不需加the。 We've tried it twice. Must we try it a third time? 我们已经试过两次了。我们必须再试一次(第三次)吗? 3.“分数+of+范围”作主语时,谓语动词的形式取决于前面的范围。范围为单数 概念时,谓语动词用单数形式;范围为复数概念时,谓语动词用复数形式。 One third of the books are mine. 三分之一的书是我的。 One third of the water has been polluted. 三分之一的水已经被污染了。 对 接 中 考 专 练 语 法 综 合 演 练 Ⅰ.单项填空 1.[2019·芜湖二模]Kate is a schoolgirl. She got many presents on her 　　　　birthday. A.nine　 B.the ninth C.ninetieth D.ninth 2.[2019·马鞍山模拟]It's reported that people throw 　　　　plastic bags along this street every day. A.hundred B.hundreds C.hundred of D.hundreds of D D 对 接 中 考 专 练 语 法 综 合 演 练 3.[2019·淮南一模] It's reported that over eight 　　　　people lost their lives in the earthquake in Nepal this year. A.thousand　 B.thousands C.thousand of D.thousands of 4.[2019·太和一模]Last year, three hundred English teachers took part in the 　　　　English Training. A.two-month B.two-months C.two months D.two month A A 对 接 中 考 专 练 语 法 综 合 演 练 5.[2019·合肥一模] —What do you know about the cartoon? —Well, it became very popular in Western countries　　　　 when the creator of it was only　　　　. A.in 1990s; in his twenties B.in the 1990s; in his twenties C.in the 1990; in his twenty D.in 1990; in the twenties 6.[2019·合肥一模]My home is about 　　　　from my school. A.15 minutes　 B.10 minute's ride C.20 minutes by bike D.15 minute's on foot B C 对 接 中 考 专 练 语 法 综 合 演 练 7.[2019·和县一模]Boys and girls, please turn to Page 　　　　and look at the 　　　　picture. A.Fifth; five B.Five; five C.Fifth; fifth D.Five; fifth 8.　　　　 of the world's books and newspapers are written in English. A.Third quarters B.Three quarters C.Three quarter D.Third quarter D B 对 接 中 考 专 练 语 法 综 合 演 练 9.[2017·安庆模拟]Mr. Green wrote more than 20 stories in his 　　　　. A.five B.fiftieth C.fifth D.fifties [答案]D [解析] “in+one's+整十基数词 的复数形式”表示“在某人几十 多岁时”。故选D。 对 接 中 考 专 练 语 法 综 合 演 练 10.[2017·淮北模拟]On her 　　　　birthday, she got an iPad as a gift from her father. A.twelve B.twelfth C.the twelve D.the twelfth 11.[2017·芜湖模拟]My family are going to have a party to celebrate my grandpa's　　　　 birthday. A.ninety B.nineties C.ninetieth D.ninetieths B C 对 接 中 考 专 练 语 法 综 合 演 练 12.[2017·淮南模拟]—What do you think of the environment here? —Wonderful! 　　　　of the land 　　　　covered with trees and grass. A.Two fifths; is B.Two fifth; is C.Two fifths; are D.Two fifth; are A 对 接 中 考 专 练 语 法 综 合 演 练 Ⅱ.单词拼写 　　根据首字母及汉语提示,完成下列单词的拼写,使句意明确,语言通顺。 1.Please turn to Page 8 and look at the s　　　　(第二) picture. 2.It's the f　　　　(五) time that I've been to America. 3.The restaurant receives five h　　　　(百) customers every day. 4.—What time is it? —It is a q　　　　(刻) past five. 5.My cousin lives on the t　　 　　(二十) floor in that building. econd ifth undred uarter wentieth 对 接 中 考 专 练 语 法 综 合 演 练 6.Mr. Zhang lives on the n　　　　(九) floor. 7.It's seven t　　　　(三十) now. Let's go to the library. 8.There are f　　 　　(四十八) students in our class. 9.Today we'll learn Unit E　 　(八).Are you ready? 10.The lady became very famous in her f　　　　 (五十). inth hirty orty-eight ight ifties