I have a ball.变为否定句
I have a soccer ball .变否定句
I have a soccer ball改为否定句
I have a tennis racket.(变为否定句)
I have a pen pal变为否定句
I have a new knife.变为否定句
his uncle has a soccer ball (变为否定句)
I have some apples 变为否定句
She has a soccer ball.还有 I have a computer改为否定句
句型转换I have a soccer ball and a volleyball (改为否定句)His brother
把下列句子改为否定句 I have a ping--pong ball We have a basketball The
L have a soccer ball 改为否定句
l have a nice ball改为否定句