I can boomerang you can boomerang she can boomerang we can boomerang you can boomerang they can boomerang
V-ing form
I can be boomeranging you can be boomeranging she can be boomeranging we can be boomeranging you can be boomeranging they can be boomeranging
Perfect
I can have boomeranged you can have boomeranged she can have boomeranged we can have boomeranged you can have boomeranged they can have boomeranged
V-ing perfect
I can have been boomeranging you can have been boomeranging she can have been boomeranging we can have been boomeranging you can have been boomeranging they can have been boomeranging
Negation
Simple form
I cannot boomerang you cannot boomerang she cannot boomerang we cannot boomerang you cannot boomerang they cannot boomerang
V-ing form
I cannot be boomeranging you cannot be boomeranging she cannot be boomeranging we cannot be boomeranging you cannot be boomeranging they cannot be boomeranging
Perfect
I cannot have boomeranged you cannot have boomeranged she cannot have boomeranged we cannot have boomeranged you cannot have boomeranged they cannot have boomeranged
V-ing perfect
I cannot have been boomeranging you cannot have been boomeranging she cannot have been boomeranging we cannot have been boomeranging you cannot have been boomeranging they cannot have been boomeranging
Interrogative form
Simple form
can I boomerang? can you boomerang? can she boomerang? can we boomerang? can you boomerang? can they boomerang?
V-ing form
can I be boomeranging? can you be boomeranging? can she be boomeranging? can we be boomeranging? can you be boomeranging? can they be boomeranging?
Perfect
can I have boomeranged? can you have boomeranged? can she have boomeranged? can we have boomeranged? can you have boomeranged? can they have boomeranged?
V-ing perfect
can I have been boomeranging? can you have been boomeranging? can she have been boomeranging? can we have been boomeranging? can you have been boomeranging? can they have been boomeranging?
Interro-negative form
Simple form
can I not boomerang? can you not boomerang? can she not boomerang? can we not boomerang? can you not boomerang? can they not boomerang?
V-ing form
can I not be boomeranging? can you not be boomeranging? can she not be boomeranging? can we not be boomeranging? can you not be boomeranging? can they not be boomeranging?
Perfect
can I not have boomeranged? can you not have boomeranged? can she not have boomeranged? can we not have boomeranged? can you not have boomeranged? can they not have boomeranged?
V-ing perfect
can I not have been boomeranging? can you not have been boomeranging? can she not have been boomeranging? can we not have been boomeranging? can you not have been boomeranging? can they not have been boomeranging?