Piggies: "Who is that knocking at our little front door?" Mr Wolf:1"Anyone for ice cream?" 2"Coming for a drive?" 3"Anyone for a game?" 4"It is a lovely day for a swim.Anybody coming with me?" 這些在故事里一遍又一遍出現(xiàn)的相同詞句,加上CD中的敲門聲,關(guān)門聲等情景輔助音效,降低了孩子理解...