Unit10 FamilyLesson OneTeaching period: The first period.Teaching contents:1、Vocabulary: mother, father, sister, brother, friend .2、 Structures: Who's this ?This is my mother /father / sister /brother /friend .Teaching key points:Take out the photos. Touch and say the words and sentences.Who's this ?This is my mother /father / sister /brother /friend.Teaching difficult points: Make the dialogue .Properties: recorder, tape , pictures(photos), slide show, computer, ..