将I am good at swimming.改成同义句是?

将I am good at swimming.改成同义句是? I am good at swimming.改为同义句（大家快点哦） I AM GOOD AT ENGLISH 同义句 求“I don't know how to use commas”的同义句“I am good at swimming” 是'i am good at swim'还是'i am good at swimming'? She is good at swimming同义句 she is good at swimming.(同义句) I am good at football ,too.改成否定句 He is good at swimming.改成同义句He is ______ I am not very good at it的同义句 英语转换同义句I am a good runner.I am( )( )( ) she is good at Engli 改成同义句：She is good at swimming 给我的句子是She is a good__就给我一个空、请帮