单选题
You ______your classmates if you had made an effort last term.
A、
had caught up with
B、
would catch up with
C、
would have caught up with
D、
have caught up with
【正确答案】
C
【答案解析】
本题主要考查非真实条件句。对过去事实的假设，从句用过去完成时态；主句用过去将来完成时。
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