4AUnit1
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4A Unit1教学案例（通用3篇） 一、warm up .1. listen to a song : 《we are happy bees》2. greetings (师生之间常规问好)3. free talk:t: may i have a book?s: sure. / yes. here you are.t: this book is for x x x.s: all right.t: this is your book , i think.