I can wink you can wink he can wink we can wink you can wink they can wink
V-ing form
I can be winking you can be winking he can be winking we can be winking you can be winking they can be winking
Perfect
I can have winked you can have winked he can have winked we can have winked you can have winked they can have winked
V-ing perfect
I can have been winking you can have been winking he can have been winking we can have been winking you can have been winking they can have been winking
Negation
Simple form
I cannot wink you cannot wink he cannot wink we cannot wink you cannot wink they cannot wink
V-ing form
I cannot be winking you cannot be winking he cannot be winking we cannot be winking you cannot be winking they cannot be winking
Perfect
I cannot have winked you cannot have winked he cannot have winked we cannot have winked you cannot have winked they cannot have winked
V-ing perfect
I cannot have been winking you cannot have been winking he cannot have been winking we cannot have been winking you cannot have been winking they cannot have been winking
Interrogative form
Simple form
can I wink? can you wink? can he wink? can we wink? can you wink? can they wink?
V-ing form
can I be winking? can you be winking? can he be winking? can we be winking? can you be winking? can they be winking?
Perfect
can I have winked? can you have winked? can he have winked? can we have winked? can you have winked? can they have winked?
V-ing perfect
can I have been winking? can you have been winking? can he have been winking? can we have been winking? can you have been winking? can they have been winking?
Interro-negative form
Simple form
can I not wink? can you not wink? can he not wink? can we not wink? can you not wink? can they not wink?
V-ing form
can I not be winking? can you not be winking? can he not be winking? can we not be winking? can you not be winking? can they not be winking?
Perfect
can I not have winked? can you not have winked? can he not have winked? can we not have winked? can you not have winked? can they not have winked?
V-ing perfect
can I not have been winking? can you not have been winking? can he not have been winking? can we not have been winking? can you not have been winking? can they not have been winking?