名词 单数 变 复数 【最新】七年级英语上册【最新】七年级英语上册 名词单数变复名词单数变复 数课件数课件 仁爱版仁爱版 课件课件 -What are these? -Whats this? -Its a pen. -They are pens. 【最新】七年级英语上册【最新】七年级英语上册 名词单数变复名词单数变复 数课件数课件 仁爱版仁爱版 课件课件 -What are those? -Whats that? -Its a book. -They are books. Are they English books? Yes, they are. 【最新】七年级英语上册【最新】七年级英语上册 名词单数变复名词单数变复 数课件数课件 仁爱版仁爱版 课件课件 What are they? No, they arent. Are those oranges? They are apples. 【最新】七年级英语上册【最新】七年级英语上册 名词单数变复名词单数变复 数课件数课件 仁爱版仁爱版 课件课件 toys oranges apples -Whatre these ? -Theyre .