B,C,A,B,C,I have two math classes on Tuesday.,My father says math is interesting, but I dont think so.,My favorite subject is Chinese. Its difficult but interesting.,I have math, history and science this morning.,OK, see you at music class.,Friday,Six,difficult,useful,10:00,1:50,C,C,C,D,B,on Friday,have math,at 9:00,difficult but interesting,after that,easy and fun,fromto,for two hours,ADCAABCDAB,