those are some apples变为单数句 Mike has a ping-pong ball改为一般疑问句并
those are some apples变为单数句 Mike has a ping-pong ball改为一般疑问句并
he has a ping-pong ball 改为一般疑问句
My sister has a ping-pong ball.改为一般疑问句并作否定回答
Jack has tow computers.(改为一般疑问句) He has a ping-pong ball.(改为
Li Wei has a ping-pong ball and a bat.改为一般疑问句
Tom has a ping-pong ball 改为否定句 Tom( )( ) a ping-pong ball
He has a ping pong ball改为复数句
Li Ping has a Socc ball 变为一般疑问句
she has a ping pong bat.改为一般疑问句
She has a ping-pong bat.(改为一般疑问句)
Sandra has a ping-pong bat.(改为一般疑问句)
John has a ping-pong bat.改为一般疑问句