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教學過程: Step1: Revision. 1 Count yourself.(一排或一行報數(shù),復習 19的數(shù)字, 在報數(shù)的過程中拼寫單詞) 2 Game : say two number( 教師說一個數(shù)字,由同學說出它的前一個數(shù)字和后一個數(shù)字,特別說出 3 、 1 4 、 1 15) Step2: New concept 1 Teach the numbers “ thirty forty fifty”(比較 1 1 1 50) 2 Find the law to write the number “sixty seventy eighty niy” 3 Teach the numbers “one hundred” Step3: Practice 1 Game 101(教師報一個數(shù)字,讓學生說一個數(shù)字使兩個數(shù)字之和是 101) 2 Wait in line (數(shù)字被打亂順序,讓孩子把他們按順序排列起來) Step4: Presentatione 1 I’m tired . I want to go shopping . Here’s my shop list . How much are they? Let