I can shrink you can shrink he can shrink we can shrink you can shrink they can shrink
V-ing form
I can be shrinking you can be shrinking he can be shrinking we can be shrinking you can be shrinking they can be shrinking
Perfect
I can have shrunk you can have shrunk he 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 he can have been shrinking we can have been shrinking you can have been shrinking they can have been shrinking
Negation
Simple form
I cannot shrink you cannot shrink he cannot shrink we cannot shrink you cannot shrink they cannot shrink
V-ing form
I cannot be shrinking you cannot be shrinking he cannot be shrinking we cannot be shrinking you cannot be shrinking they cannot be shrinking
Perfect
I cannot have shrunk you cannot have shrunk he cannot have shrunk we cannot have shrunk you cannot have shrunk they cannot have shrunk
V-ing perfect
I cannot have been shrinking you cannot have been shrinking he cannot have been shrinking we cannot have been shrinking you cannot have been shrinking they cannot have been shrinking
Interrogative form
Simple form
can I shrink? can you shrink? can he shrink? can we shrink? can you shrink? can they shrink?
V-ing form
can I be shrinking? can you be shrinking? can he be shrinking? can we be shrinking? can you be shrinking? can they be shrinking?
Perfect
can I have shrunk? can you have shrunk? can he 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 he have been shrinking? can we have been shrinking? can you have been shrinking? can they have been shrinking?
Interro-negative form
Simple form
can I not shrink? can you not shrink? can he not shrink? can we not shrink? can you not shrink? can they not shrink?
V-ing form
can I not be shrinking? can you not be shrinking? can he not be shrinking? can we not be shrinking? can you not be shrinking? can they not be shrinking?
Perfect
can I not have shrunk? can you not have shrunk? can he not have shrunk? can we not have shrunk? can you not have shrunk? can they not have shrunk?
V-ing perfect
can I not have been shrinking? can you not have been shrinking? can he not have been shrinking? can we not have been shrinking? can you not have been shrinking? can they not have been shrinking?