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