I can whirl you can whirl he can whirl we can whirl you can whirl they can whirl
V-ing form
I can be whirling you can be whirling he can be whirling we can be whirling you can be whirling they can be whirling
Perfect
I can have whirled you can have whirled he can have whirled we can have whirled you can have whirled they can have whirled
V-ing perfect
I can have been whirling you can have been whirling he can have been whirling we can have been whirling you can have been whirling they can have been whirling
Negation
Simple form
I can't whirl you can't whirl he can't whirl we can't whirl you can't whirl they can't whirl
V-ing form
I can't be whirling you can't be whirling he can't be whirling we can't be whirling you can't be whirling they can't be whirling
Perfect
I can't have whirled you can't have whirled he can't have whirled we can't have whirled you can't have whirled they can't have whirled
V-ing perfect
I can't have been whirling you can't have been whirling he can't have been whirling we can't have been whirling you can't have been whirling they can't have been whirling
Interrogative form
Simple form
can I whirl? can you whirl? can he whirl? can we whirl? can you whirl? can they whirl?
V-ing form
can I be whirling? can you be whirling? can he be whirling? can we be whirling? can you be whirling? can they be whirling?
Perfect
can I have whirled? can you have whirled? can he have whirled? can we have whirled? can you have whirled? can they have whirled?
V-ing perfect
can I have been whirling? can you have been whirling? can he have been whirling? can we have been whirling? can you have been whirling? can they have been whirling?
Interro-negative form
Simple form
can't I whirl? can't you whirl? can't he whirl? can't we whirl? can't you whirl? can't they whirl?
V-ing form
can't I be whirling? can't you be whirling? can't he be whirling? can't we be whirling? can't you be whirling? can't they be whirling?
Perfect
can't I have whirled? can't you have whirled? can't he have whirled? can't we have whirled? can't you have whirled? can't they have whirled?
V-ing perfect
can't I have been whirling? can't you have been whirling? can't he have been whirling? can't we have been whirling? can't you have been whirling? can't they have been whirling?