I’d have noticed something () wrong if I had been there.

问题描述:

I’d have noticed something () wrong if I had been there.
(a) had been (b) was (c) has been (d) is

选B
这里something was wrong是notice的宾语从句,主句是I would have noticed,这是个过去时态,所以宾语从句用一般过去时.