----Peter is ________ than you, right?----Yes, but he is ________ runner in our class.
A:heavier; best
B:heavyer; the best
C:heavier; the best
D:heavy; better
那汉去夺时,这客人手拿半瓢酒,望松林里便走。那汉赶将去。只见这边一个客人从松林里走将出来,手里拿一个瓢,便来桶里舀了一瓢酒。那汉看见,抢来劈手夺住,望桶里一倾,便盖了桶盖,将瓢望地下一丢,口里说道:“你这客人好不君子相!戴头识脸的,也这般罗唣!”
配合物Na2Fe(CN)5(NO)可用于离子检验,此配合物中不存在的化学键是( )