for the doctor's careful treatment, he till last year.
A. If it is not; can't live
B. Were it not; couldn't live
C. Had it not been; couldn't have lived
D. If they were not ; couldn't live
网友回答
A. If it is not; can't live
B. Were it not; couldn't live
(答案→)C. Had it not been; couldn't have lived
D. If they were not ; couldn't live
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