Why are you doing that?（同义句转换）

Why are you doing that?（同义句转换） Where are you doing to send your letter?（同义句转换） why are you in (such) a hurry ? （同义转换） It seems that they know what they are doing.同义句转换 How are you going to do that （同义句转换） How are you ____ your _ why do you do that?同义句 what are you doing 同义句 What are you doing 【变为同义句】 how are you doing ?的同义句 why are you com here?（同义句） 一道英语题啊啊啊啊同义句转换.Why are you holding a stick?___ are you holdi after doing that ,he became even happier.同义句转换