1. Quasars are so distant that their light has taken billions of years to reach the Earth; consequently, we see them as they were during the formation of the universe.

(A) we see them as they were during

(B) we see them as they had been during

(C) we see them as if during

(D) they appear to us as they did in（A）

(E) they appear to us as though in

See...as...不是把sth1看作sth2的意思吗？

这里的D错在什么地方？

谢谢！

哪位NN能把A选项as结构中的内容补全。

谢谢