I can dollop you can dollop he can dollop we can dollop you can dollop they can dollop
V-ing form
I can be dolloping you can be dolloping he can be dolloping we can be dolloping you can be dolloping they can be dolloping
Perfect
I can have dolloped you can have dolloped he can have dolloped we can have dolloped you can have dolloped they can have dolloped
V-ing perfect
I can have been dolloping you can have been dolloping he can have been dolloping we can have been dolloping you can have been dolloping they can have been dolloping
Negation
Simple form
I cannot dollop you cannot dollop he cannot dollop we cannot dollop you cannot dollop they cannot dollop
V-ing form
I cannot be dolloping you cannot be dolloping he cannot be dolloping we cannot be dolloping you cannot be dolloping they cannot be dolloping
Perfect
I cannot have dolloped you cannot have dolloped he cannot have dolloped we cannot have dolloped you cannot have dolloped they cannot have dolloped
V-ing perfect
I cannot have been dolloping you cannot have been dolloping he cannot have been dolloping we cannot have been dolloping you cannot have been dolloping they cannot have been dolloping
Interrogative form
Simple form
can I dollop? can you dollop? can he dollop? can we dollop? can you dollop? can they dollop?
V-ing form
can I be dolloping? can you be dolloping? can he be dolloping? can we be dolloping? can you be dolloping? can they be dolloping?
Perfect
can I have dolloped? can you have dolloped? can he have dolloped? can we have dolloped? can you have dolloped? can they have dolloped?
V-ing perfect
can I have been dolloping? can you have been dolloping? can he have been dolloping? can we have been dolloping? can you have been dolloping? can they have been dolloping?
Interro-negative form
Simple form
can I not dollop? can you not dollop? can he not dollop? can we not dollop? can you not dollop? can they not dollop?
V-ing form
can I not be dolloping? can you not be dolloping? can he not be dolloping? can we not be dolloping? can you not be dolloping? can they not be dolloping?
Perfect
can I not have dolloped? can you not have dolloped? can he not have dolloped? can we not have dolloped? can you not have dolloped? can they not have dolloped?
V-ing perfect
can I not have been dolloping? can you not have been dolloping? can he not have been dolloping? can we not have been dolloping? can you not have been dolloping? can they not have been dolloping?