I wish I _____ that English exam A pass B had passed C will pass D were passing

问题描述:

I wish I _____ that English exam A pass B had passed C will pass D were passing
为什么不选C啊?给我讲讲,

B had passed
我真希望我通过了考试.实际上没通过.
要与现在相反,用过去的时态.
C至少要说成would have passed.