It is an English book.(复数)
It is an English book.(复数)
It's an English book.(改为复数)
It's an English book.(改为复数句)
It's an english book.复数形式
改为复数形式 Is that an English book?What"s this in English?It is
This is an English book(改为复数句)
That is an English book变成复数
It is an English book(改为否定句)
It is an English book . 肯定回答
Is it yuor an English book?
an english book复数形式
Is an english book in the desk,改为复数句子