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,,6:30,6:55,7:15,7:30,,,,,6:30,6:55,7:15,7:30,,,5,,10,,15,,20,,25,,,,,,,,起床,6:30,,6:35,,6:40,,6:45,,6:50,,6:55,開始吃飯,經(jīng)過25分,,,,6:30,6:55,7:15,7:30,,,5,,10,,15,,20,,,,,6:55,,7:00,,7:15,5分,,15分,7時(shí)半,,9時(shí)半,從730到930, 經(jīng)過了( )時(shí).,2,,經(jīng)過了 ( )分.,30,經(jīng)過了 ( )分.,30,,,經(jīng)過了( )時(shí)( )分.,昨天這段時(shí)間你在做什么?,1,30,再過2時(shí)是( )時(shí).,12,9,:,00,9:08,9:30,9:45,,,經(jīng)過( )分,經(jīng)過( )分,,經(jīng)過( )分,8,22,15,努力吧!,,,,,,,,,,1時(shí)( )分 1時(shí)30分( )分 80秒( )分( )秒 1分40秒( )秒 75分( )時(shí)( )分 1時(shí)36分( )分 120分( )時(shí),90,1,20,100,1,15,96,2,60,小明的一天:,,,過1時(shí)30分,,過30分,過4時(shí),,2,30,15,1,30,2014年北師大版二年級下冊數(shù)學(xué)全冊課件下載頁面: /thread-372176-1-1.html,20,35,,,,你學(xué)到了什么?,