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