12.21,23.32,76.67,43.34( )。() A: 56.56 B: 910.019 C: 13.26 D: 72.38
12.21,23.32,76.67,43.34( )。() A: 56.56 B: 910.019 C: 13.26 D: 72.38
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12.21,23.32,76.67,43.34( )。() A: 56.56 B: 910.019 C: 13.26 D: 72.38