①君不如肉袒伏斧质请罪 (质:刀斧义底下的垫座)
②孰为汝多识乎 (识:见解)
③是以古人不期修古不法常可 (修:效法)
④汉天子,我丈人行也 (行:辈分)
A:①②解释都对,③④解释都对
B:①②解释不全对,③④解释不全对
C:①②解释都对,③④解释不全对
D:①②解释都对,③④解释都不对
The library is ________ the post office and the supermarket.
x=( )