this is a bus.把它改为复数句

this is a bus.把它改为复数句 Is this a bus （改为复数句 This is a bus.改为复数. This is a bus.改为复数形式的句子 1.this is a bus（改为复数句子） This is a bus 改为单数或则复数 this bus is very big. 改为复数 is it a bus改为复数形式 --What is this?--It is a bus.改为复数是什么?0.0 this is a bus.【变为复数句】 把this is a sheep改为复数句 把This is a yellow coat改为复数形式 this is a pear tree.改为复数把这句话改为复数形式 把英语改为复数句This is a map of Japan.(改为复数句)( )( )( ) of Japan. This is a book 改为复数句 This is a pear.改为复数句 this is a book改为复数形式 This is a dress.改为复数形式