1、cause trouble 2、a lot of 3、get into trouble 4、a fifteen-year-old boy 5、problem child 6、recent conversation 7、much more difficult 8、afford to 9、pay for 11、to do this 12、look after 13、give up doing 14、in the end 15、make a difficult decision 16、boarding school 17、leave the school
够了吗?