我认为这就是您想要的:
select case when score >= 40 then 'very agreed' when score >= 20 then 'agree' else 'strongly not agree' endfrom table1

我认为这就是您想要的:
select case when score >= 40 then 'very agreed' when score >= 20 then 'agree' else 'strongly not agree' endfrom table1