【正文】
如: Who’s that? It’s my brother.當(dāng)你向別人介紹兩個(gè)或兩個(gè)以上的人時(shí),常說 :These are…. ,介紹遠(yuǎn)處的人則用 Those are… .These are my sisters and brothers.Those are my parents.單數(shù) 復(fù)數(shù) this these that thoseit they is are注意到了嗎?This___ my sister. That____ his brother.She_____ his aunt.He_____ my uncle .These ____ her parents.Those ____ her friends.They _____my family.is or are ?is