unit1 DCBAAB BCBBD CACBC ACCBD BEDAC UNIT2 CADBE ACBD CDBAA BABC CADDD ADACC BCDA UNIT3 ACBCA ACDCB ABDCD CBCAD BCAAD UNIT4 BDCAD BDCA BADEC UNIT5 CCACAA EGDFA . UNIT6 CDDCB ABCAD ABACB BADCB ADDCD DFABC. UNIT7 CBDA BCADD ACBAC ABDBC BEAFD . UNIT8 ABDCB DCABD CBBAD ACBA BCDEF . UNIT9 BCCBC CCCBB ABBCA BCADB .UNIT10 DBBDD DBACD CABBA CACCD CCDBD CDAAB BBACA ABCAB ABDC 就选择题的答案
