he doesn't seem to know what happened last night

问题描述:

he doesn't seem to know what happened last night
这个句子是否正确?还应该是he didnt seem to know what happened last night?
请说明原因

he doesn't seem to know what happened last night.
这句话没错的,不要以为宾语从句一定要之态一致,不一定的.
这句话是说:他(现在)好像不知道昨晚发生的事.