what isit?lt is a box改为复数句
what isit?lt is a box改为复数句
what is this ?lt’s a sheep 改为复数形式
It is a large box.(改为复数句)
This is a box.(改为复数句)
lt is my donkey.改为复数句
lt’s a book改为复数句
lt is a ruler(改为复数)
It's a box改为复数句
That is a box 改为复数句子
This is a box.改为复数形式
this is a box改为复数
what is it?It isa box.(改为复数句) The children are Young Pioeers