prefer的一个问题

prefer doing sth. to doing sth. 固定搭配

prefer playing football to playing basketball

后面那个，要平行，prefer A to B
A 和 B都应该是名词，后面那个的动名词显然是对的

后面那个,注意要和would rather do sth than do sth区别开,这个短语应是prefer doing sth to doing sth

第二个。
prefer doing sth to dong