A.5分 B.8分 C.10分 D.12分
A.99.90%,99.96% B.98.50%,99.00% C.95.50%,97.50% D.95.50%,99.00%
A.40%,50%,10% B.40%,40%,20% C.50%,30%,20% D.30%,50%,20%