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A Lets learn,Unit 1 My school,第一课时,Wow! The school is so big! Lets go and see!,teachers office 老师的办公室,library 图书馆,first floor 第一,second floor 第二,=1楼,=2楼,the first floor,the second floor,数词分为基数词和序数词。 1.基数词就是我们学过的one, two, three, four可以用来表示数量、时间、年龄、号码等, 2.序数词用来表示顺序,如名次、日期等。序数词是由基数词变化而来的。其中one, two, three的序数词变化是特例。 基数词前不加the,序数词前要加the。,基数词和序数词 onefirst 第一 twosecond第二,Do you know?,Pair work,A: Where is ? B: Its on the first floor. A: Where is ? B: A: Where is ? B: .,绿色圃中小学教育网http:/,garden 花园,playground 操场,playground,garden,library,teachers office,