求问
The Parthenon is larger than usual for a Doric temple, with eight columns on the short sides and seventeen on the long ones rather than the typical six and thirteen.
A) usual
B) is usual
C) has been usual
D) one usually is
E) it is usual
答案B
than前是be+adj。 时态也一致 为什么不选A 按理说助动词是可以省略的啊