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