问题描述：
If they ____ earlier than expected,they ____ here now.
A. had started would be
B. started might be
C. had started would have been
D. will start might have been
答案是A,但是我觉得应该选 C,大家帮我看看!
A. had started would be
B. started might be
C. had started would have been
D. will start might have been
答案是A,但是我觉得应该选 C,大家帮我看看!
问题解答：
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