Bob___one ping-pong bat,he doesn't__a ping-pong ball.
Bob___one ping-pong bat,he doesn't__a ping-pong ball.
He has a ping-pong bat.(改为否定句)
ping-pong和ping-pong ball的区别在哪里.
ping-pong
ping-pong用bat还是racket
tennis、racket、ping-pong、bat可数吗?
Do you have a ping-pong bat?
he has a ping-pong ball 改为一般疑问句
He often plays ball,___,ping pong,basketball and volleyball
He has a ping pong ball改为复数句
He played basketball with a ping-pong ball
Does he have a ping-pong ball?中文意思