I should hope not
I would naturally expect that this would not happen or be true. A: "Don't worry, you won't have to pay for the additional service." B: "I should hope not, seeing as I never agreed to it in the first place!"
I should hope so
I would naturally expect that this would happen or be true. A: "My manager said you can get a refund on the item." B: "I should hope so—it arrived broken in two pieces!"
I should ˈhope so/not
, so I should ˈhope
(spoken) used to say that you feel very strongly that something should/should not happen: ‘Nobody blames you.’ ‘I should hope not!’‘She did apologize.’ ‘So I should hope!’