Unit7period4课件SectionB1a1e

1、period 4sectionb 1a-1ecan you solve these problems? 你们会做下列问题吗?two +nine = _. three + nine = _. six + seven = _. eight + six = _. seven + eight = _. nine + seven = _. ten + seven = _. ten +eight = _. eleven +eight = _. ten + ten = _. twenty +one=_. sixteen + thirteen=_.eleventwelvethirteenfourteenfif

2、teensixteenseventeeneighteennineteentwentytwenty-onethirty1a. listen and repeat10 11 12 13 14 15 16 17 18 19 2011 21 22 23 24 25 26 27 28 29 30 31 ten_ eleven_ twelve_ thirteen_ fourteen_twenty-five_ twenty-six_ twenty-seven_ twenty-eight_ twenty-nine_ twenty_ twenty-one_ twenty-two_ twenty-three_ t

3、wenty-four_ fifteen_ sixteen_seventeen_ eighteen_ nineteen_thirty_ thirty-one_101112131425262728292021222324151617181930311bwrite a number in 1a next to the correct word below.one two three four five six seven eight nine ten eleven twelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentyt

4、hirtyfortyfiftysixtyseventyeightyninetytwenty-one twenty-ninethirty-one thirty-nineforty-one forty-ninefifty-one fifty-ninesixty-one sixty-nineseventy-one seventy-nineeighty-one eighty-nine ninety-one ninety-ninehundredlearn these numbers and find out the rules:1: 1-12: (记住每个单词记住每个单词) 2: 13-19: -tee

5、n (thir-, fif-, eigh-)3: 20-90: -ty (twen-, thir-, for-, fif-, eigh-)4: 21-99: 十位_个位5: 100-900: _ hundred 6: 101-999: _ hundred and _个位十位_个位小结:1c. listen and circle the numbers in 1a that you hear10 11 12 13 14 15 16 17 18 19 2021 22 23 24 25 26 27 28 29 30 31 1c. listen and circle the numbers in 1a

6、 that you hearthe blue sweaterthe white t-shirtthe blue trousersthe green sweaterthe red socks汉翻英汉翻英:11个足球个足球14个西红柿个西红柿23件衬衫件衬衫28只红袜子只红袜子35顶帽子顶帽子33个乒乓拍个乒乓拍45条短裤条短裤48件毛衣件毛衣57个学生个学生55个闹钟个闹钟eleven soccer ballsfourteen tomatoestwenty-three shirtstwenty-eight red socks.thirty-five hatsthirty-three ping-pong batsforty-five pairs of trousersforty-eight sweatersf