MostBritishtelephonecardsarejustplaingreen,butcardcolle...
问题详情：MostBritishtelephonecardsarejustplaingreen,butcardcollectingisbecomingapopularhobbyinBritainandcollectorsevenhavetheirownmagazine,InternationalTelephoneCards.Onereasonfortheirinterestisthatcar...