【正文】
Unit 2 Colours Part A What is this? apple ant What is this? book bag Let’s find. / b / What is this? crayon cat Let’s find. / k / What is this? duck dog Let’s find. / d / Chant Aa Aa Aa apple. Bb Bb / b / / b / / b / Bb / b / bag. Cc Cc / k / / k / / k / Cc / k / cat. Dd Dd / d / / d / / d / Dd / d / duck. to and repeat “Listen , repeat and chant.” the letters from Aa to Dd fi