婚配式          子女可能有的血型         子女不可能有的血型

A×A                     A、O                           B、AB

A×B               A、B、O、AB                       无

A×A B              A、B、AB                           O

A×O                      A、O                          B、AB

B×B                        B、O                        A、AB

B×AB                 A、B、AB                         O

B×O                       B、O                         A、AB

AB×AB                  A、B、AB                      O

AB×O                      A、B                        AB、O

O×O                          O                        A、B、AB