问题
If he ____, he _____ that food— Luckily, he was sent to hospital immediately
A:was warned; would not eaten
B:had been warned; would not have eaten
C:would be warned; had not eaten
D:would have been warned; had not eaten
B:had been warned; would not have eaten
C:would be warned; had not eaten
D:would have been warned; had not eaten
正确答案是：
