There is a knife on the desk.改复数句
There is a knife on the desk.改复数句
there is a book on the desk改为复数句
Is there a watch on the desk?改为复数句
This is a knife.(改为复数句) Is there a glass on the
There is a knife on the table 复数形式
There is a pen,a knife and several books on the desk.中on the
there is a pencil on the desk (改否定句)__ __ __ __ on the desk
there is a knife on the tin.改成否定句
There is a computer game on the desk 改为复数
there is a pen on the desk 变为复数
There is a cup of coffee on the desk 改为复数句
There is a bowl of rice on the desk .(改为复数句