These are English books .(改为单数句
These are English books .(改为单数句
These are English books.改为单数形式
句型转换?21.Are these English books?(改为单数句)_______ _______ _____
These are my English books.改为单数形式
These are english books 改为单数或则复数
They are some English books.改为单数句
These are your English books.(改为同义句)
these english books are theirs.改为同义句
These are English cars.(改为单数句)
these are new books.改为单数形式
these are chinese books 改为单数形式
are these your books?改为单数形式