中考英语 专项数词教案 仁爱版.doc

中考英语 专项数词教案 仁爱版教学目标知识目标 To have students review numerals能力目标 To make students master some usages of them in exams情感目标 To make students confident in exams教学重点The changes of numerals教学难点How to make students correctly use these key points in exams课时安排1课时教学过程第1课时Step 1引课 Greet and lead: Make daily dialogues between the teacher and the students Eg. Whats the date today? Its April 7th,2012. How old is your old brother? Hes 13.Whats your lucky number? My lucky number is 8.Step 2板书课题The numeralsCardinal numbers Ordinal numbersStep 3 Practice and explain 操练1) Do the exercises on the paper 2) Check the answers one by one3) Explain the key points: 11 eleven 20 twenty 25 twenty-five 第五fifth 第八eights 第九ninth 第三十thirtieth 第四十五forty-fifth 5,555,555,555 读法five billion five hundred and fifty-five million five hundred and fifty-five thousand five hundred and fifty-five 助记口诀：一逗thousand 二逗million 三逗billion4)How to remember the changes between the Cardinal numbers and Ordinal numbers?Can you make a summary about it? 基变序，有规律，单词结尾加th。1，2，3，不相同，结尾就读t,d,d.整十数，特殊记，变y为i+eth。若要变成几十几，只变后面就可以。five,twelve特殊记，f来把ve替。5)Give students some minutes to remember them6)Check the reciting7)Show the exercises on the paper and explain the key points 1.5 one point five 50% fifty percent 7米长 seven meters long8) Have the students do the rest of the exercises Hundreds of 与 数字/several+hundred的区别 助记口诀：清楚时无s和of 模糊时有s和of another+数字/few+名词单、复和数字+more+名词复的用法 例如：another ten days=ten more days 几个特殊数词的用法 例如：fivefifth twelvetwelfth等Step 4 Practice操练1) Do the read and understand part in the workbook2) Check the answers 策略指导：在做阅读理解题型时，观察答案中是否含有“特别绝对的词”，例如：only,almost,never等，含有这些词的句子通常与原句意思不同，可看为错误选项3) Write a diary with the numeralsEg.:April 7 2012 , Saturday Fine _Step 5 Summary总结Collect several students to recite the pithy formulaStep6 Homework 作业Todays Homework:Finish the exercises on the workbooks板书设计NumeralsAims: Cardinal numbers Ordinal numbers1. Cardinal numbers 11_ 第一_ Ordinal numbers 13_ 第二_ 2. The usages of them 15_ 第三_3. Learn at least a pithy formula. 教后记