Question

--- 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

Answer 1

B

考查虚拟语气。根据句意可知考查与过去事实相反的虚拟语气，故从句用had + v-ed，主句用would have + v-ed。句意：——如果他被警告，那么它就不会吃那些食物了。——幸运的是，他被立即送往医院。