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