He ought to know better than to come into the house without wiping his shoes. ()
A.他应该懂得进屋最好不要擦鞋子。
B.他应该懂得进屋不该擦鞋子。
C.他应该懂得进屋不该连鞋子都不擦。
出自:伊犁师范大学-大学英语二