Unit 1 How tall are you?B Lets learn & Match and say教學目標1.能聽、說、讀、寫五個形容詞的比較級形式：heavier, stronger, bigger, smaller, thinner。2.能準確靈活地運用上述形容詞的比較級來描述人或物的特征差異。3.能靈活地詢問和回答體重。4.能完成Match and say