百朗英语听力风暴全国英语等级考试二级听力强化训练答案

51.CBBCB,CCABC,CCACB,ACBAA

52.ACCAB,ACBAC,BBCAC,BACCA

53.BCBAA,BBACB,CBCBA,CABBC

54.BBCAA,BBCBB,BCCBB,CCBBA

55.CAAAC,CBAAA,CACAB,CCABC

56.CCACB,BCACC,BAABC,BCBCB

57.CBCAC,CAAAC,BABCA,CCCBA

58.BCBAC,BBBCC,BCCBA,CBAAB