A.1SA2 B.1SA3 C.1SB4 D.1SB5
A.1QF和3QF B.2QF1和2QF2 C.1KA9和3KA9 D.1QF和4QF
A.1QF、3QF B.1QF、2QF2 C.3QF、2QF1 D.2QF1、2QF2