汉语是什么?1.Let's play basketball. 2.I have a ping-pong bal

-let`s play ping-pong.-_________!I don`t have a ball.应填sorry 1.I have a ping-pong ball.2.We have a basketball.3.They have Let's play ping-pong. I have a ping-pong ball.We have a basketball. A:Let‘s play ping-pong.B:No,_____________. Let's play ping-pong.____ good? let's play ping-pong now. Let us play a ping-pong together. let's play ping-pong 做肯定回答 Let's play the ping-pong.哪错了 Let's play the ping-pong together 哪错了? Let’s play ping-pong together 该回答什么