Unit1 Making friends
Part A1 Let's talk Listen,sing and role-play
Part A2 Let's learn Listen and do
Part A3 Letters and sounds
阶段练习（一）
Part B1 Let's talk Look and match
Part B2 Let's learn Listen and chant
Part B3 Start to read
阶段练习（二）
Unit1知识清单
Unit1听说专训
Unit2 Different families
Part A1 Let's talk Listen,sing and play
Part A2 Let's learn Listen and chant
Part A3 Letters and sounds
阶段练习（一）
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