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