冀教版(一起)四上Lesson 5 How Many Do I Haveppt课件1

再次见到你很高兴再次见到你很高兴交朋友，成为朋友交朋友，成为朋友患难见真情患难见真情Let= -书包书包黑板黑板蜡笔蜡笔Lesson 5: How Many Do I Have?1. Dannys gameHow many books do I have on the desk, Jenny?One, two, three, four, five, six, seven, eight. You have eight books.Lets put eight books on the eight books . How many books are there on the desk?11eleven12twelve13thirteen14fourteen15fifteen16sixteen17seventeen18eighteen19nineteen20twenty30thirty40forty50fifty60sixty70seventy80eighty90ninety100one hundred 1.one，two，threetwelve这12个为基础词，必须熟记。从13至19词尾均是以-teen结尾的。 2.表整十的20、30、4090都是以-ty结尾。 3.-teen和-ty均是单词的后缀，但要留心的是： 1)thirteen并非是在three后直接加-teen，thirty也不是直接在three后加-ty； 2)four后可直接加-teen变fourteen，但不可直接加-ty变forty(应去掉字母u)； 3)five是把ve变为f再分别加-teen、-ty，即fifteen和fifty； 4)eight后加-een和-y变eighteen和eighty即可； 5)six、seven、nine均是直接加-teen和-ty； 6)twenty并非在two后直接加-ty。 4hundred这个词也必须单独记。当其表示确切的数字时用单数形式，如果表示约数，且与介词of连用时才用复数形式。如：hundreds of students(好几百学生)。 How many chairs in our classroom?How many chairs in our classroom?There are six chairs in our classroomThere are six chairs in our classroom. .puton 根据规律写数字根据规律写数字 One three five _ _One three five _ _ Fourteen sixteen _ twenty Fourteen sixteen _ twenty sevennine eighteen