885 SEC 1-13！！！

halcyon

13. It is as difficult to prevent crimes against property as those that are against a person.
(A) those that are against a
(B) those against a
(C) it is against a
(D) preventing those against a
(E) it is to prevent those against a

agree that e is correct

请帮忙解释一下b, c 为什么错？

dreadpower

这个句子要这么看：to prevent crimes against property is as difficult as........

    这么看的话，B，C就错了