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it can’t.Step3: Practice in pairs and present their dialogues—What’s this? —It’s a …—Can you …? —Yes, I can. / No, I can’t.: Can you…? Yes, I can/No. I can’t.T: Good work, boys and girls.The animals can do many things, but what can you do? Can you sing? S1: No, I can’t/Yes, I can.T: Can you sing? S2: Yes, I can.T: Show me…板書:Can