I could contextualize you could contextualize she could contextualize we could contextualize you could contextualize they could contextualize
V-ing form
I could be contextualizing you could be contextualizing she could be contextualizing we could be contextualizing you could be contextualizing they could be contextualizing
Perfect
I could have contextualized you could have contextualized she could have contextualized we could have contextualized you could have contextualized they could have contextualized
V-ing perfect
I could have been contextualizing you could have been contextualizing she could have been contextualizing we could have been contextualizing you could have been contextualizing they could have been contextualizing
Negation
Simple form
I couldn't contextualize you couldn't contextualize she couldn't contextualize we couldn't contextualize you couldn't contextualize they couldn't contextualize
V-ing form
I couldn't be contextualizing you couldn't be contextualizing she couldn't be contextualizing we couldn't be contextualizing you couldn't be contextualizing they couldn't be contextualizing
Perfect
I couldn't have contextualized you couldn't have contextualized she couldn't have contextualized we couldn't have contextualized you couldn't have contextualized they couldn't have contextualized
V-ing perfect
I couldn't have been contextualizing you couldn't have been contextualizing she couldn't have been contextualizing we couldn't have been contextualizing you couldn't have been contextualizing they couldn't have been contextualizing
Interrogative form
Simple form
could I contextualize? could you contextualize? could she contextualize? could we contextualize? could you contextualize? could they contextualize?
V-ing form
could I be contextualizing? could you be contextualizing? could she be contextualizing? could we be contextualizing? could you be contextualizing? could they be contextualizing?
Perfect
could I have contextualized? could you have contextualized? could she have contextualized? could we have contextualized? could you have contextualized? could they have contextualized?
V-ing perfect
could I have been contextualizing? could you have been contextualizing? could she have been contextualizing? could we have been contextualizing? could you have been contextualizing? could they have been contextualizing?
Interro-negative form
Simple form
couldn't I contextualize? couldn't you contextualize? couldn't she contextualize? couldn't we contextualize? couldn't you contextualize? couldn't they contextualize?
V-ing form
couldn't I be contextualizing? couldn't you be contextualizing? couldn't she be contextualizing? couldn't we be contextualizing? couldn't you be contextualizing? couldn't they be contextualizing?
Perfect
couldn't I have contextualized? couldn't you have contextualized? couldn't she have contextualized? couldn't we have contextualized? couldn't you have contextualized? couldn't they have contextualized?
V-ing perfect
couldn't I have been contextualizing? couldn't you have been contextualizing? couldn't she have been contextualizing? couldn't we have been contextualizing? couldn't you have been contextualizing? couldn't they have been contextualizing?