问题补充:
---What should I do If I had a million dollars?
--- If I you, I would give it to medical research.
A. am
B. was
C. were
D. will be
答案:
A. am
B. was
(答案→)C. were
D. will be
解析:句意:如果我有一百万美元,我应该怎么做?——如果我是你,我会把它捐给医学研究。If条件句中表示与现状相反的事实,用过去时态。be通常用were,故选C。