Whose shirt is this (同义句)( )is this ( )

问题描述:

Whose shirt is this (同义句)
( )is this ( )

whom is this shirt?

Whose shirt is this?=Whose is this shirt?
第一句话中的shirt 他是单独的一个词语,改成同一句可以把后面的this和shirt 组成一个词组.