准情态动词had better的用法归纳(五“式”) 1. had better的基本式 had better意为“最好”、“应该”,后接动词原形。如: You had better set off at once. 你还是马上动身的好。 You'd better be there. 你最好在那里。 You'd better stay at hospital for another few days. 你最好在医院再住几天。 Better have the operation right now. 你最好还是现在就…