I could underrepresent you could underrepresent he could underrepresent we could underrepresent you could underrepresent they could underrepresent
V-ing form
I could be underrepresenting you could be underrepresenting he could be underrepresenting we could be underrepresenting you could be underrepresenting they could be underrepresenting
Perfect
I could have underrepresented you could have underrepresented he could have underrepresented we could have underrepresented you could have underrepresented they could have underrepresented
V-ing perfect
I could have been underrepresenting you could have been underrepresenting he could have been underrepresenting we could have been underrepresenting you could have been underrepresenting they could have been underrepresenting
Negation
Simple form
I couldn't underrepresent you couldn't underrepresent he couldn't underrepresent we couldn't underrepresent you couldn't underrepresent they couldn't underrepresent
V-ing form
I couldn't be underrepresenting you couldn't be underrepresenting he couldn't be underrepresenting we couldn't be underrepresenting you couldn't be underrepresenting they couldn't be underrepresenting
Perfect
I couldn't have underrepresented you couldn't have underrepresented he couldn't have underrepresented we couldn't have underrepresented you couldn't have underrepresented they couldn't have underrepresented
V-ing perfect
I couldn't have been underrepresenting you couldn't have been underrepresenting he couldn't have been underrepresenting we couldn't have been underrepresenting you couldn't have been underrepresenting they couldn't have been underrepresenting
Interrogative form
Simple form
could I underrepresent? could you underrepresent? could he underrepresent? could we underrepresent? could you underrepresent? could they underrepresent?
V-ing form
could I be underrepresenting? could you be underrepresenting? could he be underrepresenting? could we be underrepresenting? could you be underrepresenting? could they be underrepresenting?
Perfect
could I have underrepresented? could you have underrepresented? could he have underrepresented? could we have underrepresented? could you have underrepresented? could they have underrepresented?
V-ing perfect
could I have been underrepresenting? could you have been underrepresenting? could he have been underrepresenting? could we have been underrepresenting? could you have been underrepresenting? could they have been underrepresenting?
Interro-negative form
Simple form
couldn't I underrepresent? couldn't you underrepresent? couldn't he underrepresent? couldn't we underrepresent? couldn't you underrepresent? couldn't they underrepresent?
V-ing form
couldn't I be underrepresenting? couldn't you be underrepresenting? couldn't he be underrepresenting? couldn't we be underrepresenting? couldn't you be underrepresenting? couldn't they be underrepresenting?
Perfect
couldn't I have underrepresented? couldn't you have underrepresented? couldn't he have underrepresented? couldn't we have underrepresented? couldn't you have underrepresented? couldn't they have underrepresented?
V-ing perfect
couldn't I have been underrepresenting? couldn't you have been underrepresenting? couldn't he have been underrepresenting? couldn't we have been underrepresenting? couldn't you have been underrepresenting? couldn't they have been underrepresenting?