七年级英语句型转换单数变复数句子20道题如问：are they enjlish books?答：Is it an Eng

七年级英语句型转换单数变复数句子20道题如问：are they enjlish books?答：Is it an Eng 英语句型转换This is my watch （变复数） those are Sams brothers （变单数） S 英语复数变单数的句子They are English teachers. This isn't an English book.变复数.Are they rulers?变单数.How is he 变单数或复数It is English bus.They are cute babies.The women are g 英语七年级上册第三单元重点内容,比如介绍自己的家人,they,is,are的什么复数单数 they are 后面能加some It is a book.复数可以变they are some books Is that an egg?变复数 Is it a pen?做否定回答 Those are eraser.变单数 Th 英语句型转变 单数变复数 英语句型转换.1.Those are our teachers（变复数式)2.It's a new book.(改为否定 they are an English book变单数 英语句子变复数,变单数.