你叫Tom,星期天下午你的同學(classmate) David 到你家做客,你把他介紹給你的家人(爸爸Mr. Smith, 媽媽Mrs. Smith和妹妹Anne),請編寫一段對話。(不少于八個句子,第一句已給出)
Tom: Hello, David. Welcome to my house.
David:__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________