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Unit9 My favorite subject is science. Period 2 Teaching materials: Section A : 2c4 Teaching Aims: Key Points : What’s your favorite subject? My favorite subject is science. Why do you like science? Because it’s interesting. Who is your . teacher? Difficult Points : Why does he/she like math? Because it’s interesting. Moral Objects: Know something about your friends/parents. Teaching Methods: Speaking methods。 Pairwork. Teaching pro