12) 英语中的单数 1.主语的第三人称单数形式,即可用he, she, it代替的。如: he,she, it,my friend, his teacher, our classroom, Tom, Marys uncle 2.名词有单数名词和复数名词。如: man(单数)---men(复数) banana(单数)---bananas(复数) 3.动词有原形,第三人称单数形式,-ing分词,过去式,过去分词。如: go---goes---going---went---gone work---works---working---worked---worked watch---watches---watching---watched---watched 当主语为第三人称单数的时候,谓语动词必须用相应的第三人称单数形式。 如: The boy wants to be a sales assistant. Our English teacher is from the US. Their daughter makes her breakfast all by herself. |