Having a bake sale is a good idea 改为同义句 ___a good idea____ _

Having a bake sale is a good idea 改为同义句 ___a good idea____ _ Having a bake sale is a good idea.(改为同义句) Everyone is having a good time.改为同义句. Mary is having a good time today.(改为同义句) everyone is having a good time.（改为同义句） this is a good idea 改为同义句this is ＿I＿ are you having a good time改为同义句 we are having a good time.改为同义句. That is a good idea.That ( ) ( )a good idea.同义句转换 She is having a good time.(改为同义句)She ____ ____ ____. my son is having a good time with his sister改为同义句 maybe that is not a good idea(同义句)