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___. Mr Chen : Yes. It’s a circle. It’s a circle Mr Chen : What shapes are these ? Yongxian: ___________________. Mr Chen : Good, Yongxian. Triangles. They’re triangles Mr Chen : What shape is this ? Xiaoling : ____________. Mr Chen : Good. It’s a square . A square Mr Chen : What shapes are these ? Mike: Triangles. Mr Chen : Are they triangles ? Xiaoling : _____________________. No, they’re rectangles Mr Chen : What shape is this ,