(共22张PPT) The person stood in front of you just now is headmaster. The door remained closed. My job is to teach you English. The reason why he came late was that his clock didn’t work. 表语是用来说明主语的身份、性质、品性、特征和状态的,表语常由名词、代词、数词、动词过去分词、动词的-ing形式、副词、介词短语、形容词、不定式和从句等来充当。