问题补充：
The lad couldn’t even if he in time.
A. have been saved; had been treated
B. be saved; have been treated
C. be saved; had been treated
D. had been saved; would have been treated
答案：
(答案→)A. have been saved; had been treated
B. be saved; have been treated
C. be saved; had been treated
D. had been saved; would have been treated
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