如题所述
逗号之前是一个条件句中表示与过去事实相反的虚拟语气。条件句中的if被省去。
换原, 得:I would have gone to visit him in the hospital if it had been at all possible.
but 后是真实情况,上周,所以用过去时,I was fully occupied
整个句子汉义:要是有可能的话,我会去医院看他(实际上没有有去),可是我上周忙得不可开交。(真的是很忙)
如还有疑问,欢迎追问,有问必答!