.A Lets learn.1.Nice to see you again.2.How are you?3.How is your holiday?4.How old are you?.Zoom go to school this year.The school is so big!Lets go and see!.playground 操场操场.garden花园花园.teachers office老师的老师的办公室办公室.library图书馆图书馆.playgroundgardenlibraryteachers office.the first floor 第一第一the second floor 第二第二=1st=2nd.the first floor the second floor .数词分为数词分为基数词和序数词基数词和序数词。onefirst 第一 twosecond第二three third 第三four fourth 第四.
