英语虚拟语气有:
动词原形,动词过去式,had+过去分词,时态助动词should+动原,时态助动词should+have+过去分词,should/would +动原 英语虚拟语气有:
动词原形,动词过去式,had+过去分词,时态助动词should+动原,时态助动词should+have+过去分词,should/would +动原