“本应”的英语可以翻译为：should，ought...

他本应坚持己见，拒绝与她会面。He should have stuck to his guns and refused to meet her.比赛本应另择日期。The competition should have been rescheduled for a later date.除了羊肉和蔬菜杂烩之外，你本应再准备点儿别的。You should have prepared something other than lamb and...