2023學年完整公開課版《Unit2Lesson7》

Unit2Therearefortystudentsinourclass.Lesson7Lead-in十一Newwords十二二十一二十二二十三二十四二十五二十六二十七二十八二十九Goodafternoon,boysandgirls!ThisisMrGao,ournewPEteacher.Goodafternoon,MrGao!JusttalkHowmanystudentsarethereinyourclass?Twenty-nine.Let’scountfrom1to29!One,two,three……twenty-eight,twenty-nine.1.Howmanystudentsarethereinyourclass.你們班有多少名學生。

“Howmany+可數名詞復數+arethere+其他？”

用于詢問數量。回答用“Thereis/are+基數詞.”或者直接用基數詞Languagepoints2.Let’scountfrom1to29.讓我們從一數到二十九報數。

“Let’sdo+某事.”,這是祈使句，表示讓我們做某事。例：讓我們去打籃球吧！Let’splaybasketball.from…to…從……到……例：從家到學校fromhometoschool

從10到100from10to100212223242526272829Howmanystudentsarethereinyourclass?Twenty-nine.twenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-nineJustreadandwriteHowmanystudentsarethereinyourclass?Therearetwenty-eight.AskandanswerHowmanystudentsarethereinyourclass?Therearetwenty-seven.基數詞英語中，描述事物數量多少的數詞稱為基數詞。1.

1到10:one,two,three,four,five,six,seven,eight,nine,ten．2.11到19:eleven,twelve,thirteen,fourteen,fifteen,sixteen,seventeen,eighteen,nineteen.這

里除eleven,

twelve,

thirteen,

fifteen,

eighteen

為特殊形式外，fourteen,sixteen,seventeen,nineteen都是由其個位數形式后添加后綴-teen構成。3.從20到99：整數幾十中除twenty,thirty,forty,fifty,eighty為特殊形式外，sixty,seventy,ninety都是其

個位數形式后添加后綴-ty構成。表示幾十幾時，

在幾十和個位基數詞之間添加連字符“-”，

例

如：21twenty-one4.百位數：個數基數詞形式加“hundred”，表示幾百，

在幾十幾與百位間加上and，表示幾百幾十。Canyouwritethem?Let’splay29262523282427Findyourneighbours.262827Twenty-six.Twenty-seven.Twenty-eigh