英语作业求答1：This is an erange （改复数) － － 2：Is that a cap Yes it i

英语作业求答1：This is an erange （改复数) － － 2：Is that a cap Yes it i 英语改复数形式That is a dictionary This is an exercisebook It is a Is this/that a/an?.. Yes,it is./no,it isn't.2Are these/those 改成复数句This is a book.That isn't an egg.Is this a book?Yes,is 改复数 单数形式复数：This is a good doctor I'm an English teacherIt is 英语!单数句改复数!1.He is a boy2.This is his pen3.It's an English bo 英语改复数形式改这几个哈……1、It's a knife.2、He is an English teacher.3、I' This is an apple.that is a pen.改复数形式 写出下列句子的复数形式 ：This is a book That is my parent Yes it is Is t Is that cap blue or red?Yes'it's red. 句型转换（1）that's an english book 改否定句(2)this is a boy 改复数句(3)th 改为复数句 This is a sheep.ls that an eleohant?There is a tiger i