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He has been skating since.的同义句He has been skating_____ _____ _____He has been skating since two hours ago.的同义句He has been skating_____ _____ _____
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He has been skating since.的同义句He has been skating_____ _____ _____
He has been skating since two hours ago.的同义句He has been skating_____ _____ _____
He has been skating since two hours ago.的同义句He has been skating_____ _____ _____
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He has been skating__since that time____
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