《A lesson in a lab》教案6

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Book One  Module 5  A lesson in a lab
　　课题   Period One： Lis tening and Speaking
　　教学目标
　　★ Have the students master the cardinal and ordinal numbers.
　　★ Have the students can read and write fractions.
　　★ Try to finish some exercises.
　　教学重难点
　　★Read the large numbers correctly, especially, the three words: thousand ,million, billion.
　　★The fractions and percent ages.
　　★The usage of the numbers.
　　主要教法
　　Five-step Method / Task 课型
　　New 教具
　　textbooltimedia/color chalks
　　教学过程 学生活动
　　Before class
　　Listen to the song: Pretty boy.
　　I Routine inquiry
　　1.It’s Wang Huijie’s turn.She acts like a little teacher.  asks the students to translate the words ,phrases and sentences.
　　2.The teacher just gives every student the points according to their answers.
　　Ⅱ. Discuss in groups.
　　1.Let the students look at the b lackboard the teacher underline some important words. Ask them find out cardimal change the laws of ordinal numeral.
　　2.Ask the students to give their answers
　　3. The teacher show the summary .
　　基数词变为序数词
　　基变序，有规律，末尾加上th。
　　一二三，特殊记，各个字母要牢记；
　　八减t，九减e，f替ve；
　　y改为ie，然后再加th；
　　若是遇到几十几，只变个位就可以。
　　ⅢThey are very easy, can you read the numbers?
　　 9,999
　　nine thousand, nine hundred and ninety-nin e
　　 99,999
　　ninety-nine  thousand, nine hundred and  ninety-nine
　　 999,999
　　nine hundred and ninety-nine thousand, nine hundred an