單選:BBADC DBBCB BDADA DBACD CBABC CDACB
多選:BCDE BCD AB ABCD ACDE ABD ABCD ABCDE BD ABCDE
判斷:錯對對錯錯 錯對對錯錯 錯錯錯對錯 錯錯錯對對
案例:DBDAB BDACA DACDA
多選:BCDE BCD AB ABCD ACDE ABD ABCD ABCDE BD ABCDE
判斷:錯對對錯錯 錯對對錯錯 錯錯錯對錯 錯錯錯對對
案例:DBDAB BDACA DACDA