科研之友
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<正>Step 1. Preparation(略)Step 2. Presentation and practice1. Learn to say: seasonT: Look at the picture. What do you see?S: I see a tree.T: Yes,it’s a tree. It’s a Season Tree.(T presents the word"season"on the blackboard. Ss repeat "season"after T.) There are four seasons in a year:spring,summer,autumn and winter.
