It was ordered that no smoking __________ in the library.A.was allowed B .be allowed C .would be allowed D.had been allowed
问题描述:
It was ordered that no smoking __________ in the library.
A.was allowed B .be allowed C .would be allowed D.had been allowed
答
C
答
B用的虚拟语气嘛 should do 这里should省略了