Unit 2 My Family,boy,bi,男孩,girl,g:l,女孩,man,mn,男人,woman,wumn,女人,baby,beibi,婴儿,father,f:,mother,m,爸爸,妈妈,sister,sist,brother,br,姐妹,兄弟,daughterd:t,女儿,son sn,儿子,grandfather grnd,f:,grandmother grnd,m,祖父，外祖父,祖母，外祖母,Family,fmili,家庭,Whos this? 这是谁？ This is my mother. 这是我的妈妈。 This is my elder sister. 这是我的姐姐。 This is my teacher,Tracy. 这是我的老师，Tracy. This is my friend,Tony. 这是我的朋友，Tony.,We are family.,我们是一家人。,Family Tree,grandfather,grandmother,grandfather,grandfather,uncle/aunt,father,mother,brother,I,sister,uncle/aunt,sister-in-law,brother-in-law,nephew/niece,nephew/niece,