I can shrink you can shrink she can shrink we can shrink you can shrink they can shrink
V-ing form
I can be shrinking you can be shrinking she can be shrinking we can be shrinking you can be shrinking they can be shrinking
Perfect
I can have shrunk you can have shrunk she can have shrunk we can have shrunk you can have shrunk they can have shrunk
V-ing perfect
I can have been shrinking you can have been shrinking she can have been shrinking we can have been shrinking you can have been shrinking they can have been shrinking
Negation
Simple form
I can't shrink you can't shrink she can't shrink we can't shrink you can't shrink they can't shrink
V-ing form
I can't be shrinking you can't be shrinking she can't be shrinking we can't be shrinking you can't be shrinking they can't be shrinking
Perfect
I can't have shrunk you can't have shrunk she can't have shrunk we can't have shrunk you can't have shrunk they can't have shrunk
V-ing perfect
I can't have been shrinking you can't have been shrinking she can't have been shrinking we can't have been shrinking you can't have been shrinking they can't have been shrinking
Interrogative form
Simple form
can I shrink? can you shrink? can she shrink? can we shrink? can you shrink? can they shrink?
V-ing form
can I be shrinking? can you be shrinking? can she be shrinking? can we be shrinking? can you be shrinking? can they be shrinking?
Perfect
can I have shrunk? can you have shrunk? can she have shrunk? can we have shrunk? can you have shrunk? can they have shrunk?
V-ing perfect
can I have been shrinking? can you have been shrinking? can she have been shrinking? can we have been shrinking? can you have been shrinking? can they have been shrinking?
Interro-negative form
Simple form
can't I shrink? can't you shrink? can't she shrink? can't we shrink? can't you shrink? can't they shrink?
V-ing form
can't I be shrinking? can't you be shrinking? can't she be shrinking? can't we be shrinking? can't you be shrinking? can't they be shrinking?
Perfect
can't I have shrunk? can't you have shrunk? can't she have shrunk? can't we have shrunk? can't you have shrunk? can't they have shrunk?
V-ing perfect
can't I have been shrinking? can't you have been shrinking? can't she have been shrinking? can't we have been shrinking? can't you have been shrinking? can't they have been shrinking?