题目应该是to the contrary 和on the contrary 造句吧
我理解,to the contrary是来形容一个名词的
比如,if there is any plan to the contrary,we will meet at 7 tonight.如果没有相反的计划,我们今晚7点碰头
on the contrary是状语
比如,he said it was ugly,on the contrary i found beauty in it
他说这个很丑,相反的,我却从中发现了美丽.
不知道跟你课本上解释的是否差不多