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