like后面是加to do或doing吧,怎么会是to doing?
抛开这个不管,同义句应该是I enjoy listening to English songs in my free time或者I love to listen to English songs in my free time.
说实话,这道题本来就有问题,题目有问题,同义句也不对,但是我这样写你看得懂吧!