前言 able add admit anger area avoid ball believe benefit bore bound brave break broad busy camp capital case cause center change civil class cloth coat color compare complete consider continue count courage crazy crime dark defend different disturb divide doubt dress earth ease economy electric empire face favor fear fear fee fresh friend green habit hand happen hate head heart hold invest join land large lead limit live long lose machine malty mature modem moral mount noun office operate order organ over part picture plant please police power public pull quiet real receive relate rely rich right roll round science secret shake short show sight slave sleep smell smile speak special sport stand state stop strict take tell tempt thief time tolerate tool turn under urge value violate walk water weak weal" wonder wood work wrong 索引
以下为对购买帮助不大的评价