He has a ping pong ball改为复数句

题目

He has a ping pong ball改为复数句
是主语改复数还是宾语改复数

答案

They have some pin pong balls.
he - they
has - have
a - some
pin pong ball - pin pong balls
请注意：改复数句时,主语、宾语和谓语一起都要改动的.
改复数句是将句子所有能变复数单数词变复数.