I could imbed you could imbed she could imbed we could imbed you could imbed they could imbed
V-ing form
I could be imbeding you could be imbeding she could be imbeding we could be imbeding you could be imbeding they could be imbeding
Perfect
I could have imbeded you could have imbeded she could have imbeded we could have imbeded you could have imbeded they could have imbeded
V-ing perfect
I could have been imbeding you could have been imbeding she could have been imbeding we could have been imbeding you could have been imbeding they could have been imbeding
Negation
Simple form
I couldn't imbed you couldn't imbed she couldn't imbed we couldn't imbed you couldn't imbed they couldn't imbed
V-ing form
I couldn't be imbeding you couldn't be imbeding she couldn't be imbeding we couldn't be imbeding you couldn't be imbeding they couldn't be imbeding
Perfect
I couldn't have imbeded you couldn't have imbeded she couldn't have imbeded we couldn't have imbeded you couldn't have imbeded they couldn't have imbeded
V-ing perfect
I couldn't have been imbeding you couldn't have been imbeding she couldn't have been imbeding we couldn't have been imbeding you couldn't have been imbeding they couldn't have been imbeding
Interrogative form
Simple form
could I imbed? could you imbed? could she imbed? could we imbed? could you imbed? could they imbed?
V-ing form
could I be imbeding? could you be imbeding? could she be imbeding? could we be imbeding? could you be imbeding? could they be imbeding?
Perfect
could I have imbeded? could you have imbeded? could she have imbeded? could we have imbeded? could you have imbeded? could they have imbeded?
V-ing perfect
could I have been imbeding? could you have been imbeding? could she have been imbeding? could we have been imbeding? could you have been imbeding? could they have been imbeding?
Interro-negative form
Simple form
couldn't I imbed? couldn't you imbed? couldn't she imbed? couldn't we imbed? couldn't you imbed? couldn't they imbed?
V-ing form
couldn't I be imbeding? couldn't you be imbeding? couldn't she be imbeding? couldn't we be imbeding? couldn't you be imbeding? couldn't they be imbeding?
Perfect
couldn't I have imbeded? couldn't you have imbeded? couldn't she have imbeded? couldn't we have imbeded? couldn't you have imbeded? couldn't they have imbeded?
V-ing perfect
couldn't I have been imbeding? couldn't you have been imbeding? couldn't she have been imbeding? couldn't we have been imbeding? couldn't you have been imbeding? couldn't they have been imbeding?