大全468

468。    Just because King Alfred occupied and fortified London in 886 did not mean that he also won the loyalty of its citizens: the invading Danes were well aware of this weakness and used it to their advantage in 893.

(A) Just because King Alfred occupied and fortified London in 886 did not mean that he

(B) The fact that King Alfred had occupied and fortified London in 886 did not mean that he had

(C) Just because King Alfred occupied and fortified London in 886, it did not mean he

(D) The fact that King Alfred occupied and fortified London in 886, it did not mean that he（B）

(E) Just because King Alfred had occupied and fortified London in 886, it did not mean he

句子中有明确的时间状语in 886, 怎么还能用过去完成时呢？

是说因为后面已经有了IN 893，而且用的是过去时态，所以前面的886是过去的过去，所以要用过去完成时？