1~20 CABBA CBACB CAABC CABAC
21~35 CACDB CDBDC BCBDA
36~55 DBACD BBADB CDABC ADABC
56~70 ADB BCBA ABCA BCAD
71~75 FAEGC
第颂携肢携一句were改为was weeks改为week
第二句to改为from the改为an
第三句who与directly之间加入was或is making改为make
第四句they改为he 去掉野饥伏for
第五句follow改为following because改为although或though或yet或but