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