改错here is nice backpack This is my book(变复数句)
改错here is nice backpack This is my book(变复数句)
This is my pencil.(改为复数句) It's his backpack.(改为复数句)
where is my backpack 变复数
This is my backpack.改成复数形式
This is a[backpack]变否定句、对画框部分提问、变复数句
this is my book(改为复数句)
Is this your backpack?变复数要怎么变啊!
This is my backpack改为同义句
This is my book.(改为复数形式) There is a nice cat in the tree.(改为
this is my book帮我改为复数句
This is ablue backpack.(改错为否定句)This a blue backpack.
here is the book改成复数句