can thrash
Regular verb: thrash - thrashed- thrashed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can thrash
you can thrash
he can thrash
we can thrash
you can thrash
they can thrash 	I can be thrashing
you can be thrashing
he can be thrashing
we can be thrashing
you can be thrashing
they can be thrashing	I can have thrashed
you can have thrashed
he can have thrashed
we can have thrashed
you can have thrashed
they can have thrashed	I can have been thrashing
you can have been thrashing
he can have been thrashing
we can have been thrashing
you can have been thrashing
they can have been thrashing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't thrash
you can't thrash
he can't thrash
we can't thrash
you can't thrash
they can't thrash 	I can't be thrashing
you can't be thrashing
he can't be thrashing
we can't be thrashing
you can't be thrashing
they can't be thrashing	I can't have thrashed
you can't have thrashed
he can't have thrashed
we can't have thrashed
you can't have thrashed
they can't have thrashed	I can't have been thrashing
you can't have been thrashing
he can't have been thrashing
we can't have been thrashing
you can't have been thrashing
they can't have been thrashing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I thrash?
can you thrash?
can he thrash?
can we thrash?
can you thrash?
can they thrash? 	can I be thrashing?
can you be thrashing?
can he be thrashing?
can we be thrashing?
can you be thrashing?
can they be thrashing? 	can I have thrashed?
can you have thrashed?
can he have thrashed?
can we have thrashed?
can you have thrashed?
can they have thrashed? 	can I have been thrashing?
can you have been thrashing?
can he have been thrashing?
can we have been thrashing?
can you have been thrashing?
can they have been thrashing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I thrash?
can't you thrash?
can't he thrash?
can't we thrash?
can't you thrash?
can't they thrash? 	can't I be thrashing?
can't you be thrashing?
can't he be thrashing?
can't we be thrashing?
can't you be thrashing?
can't they be thrashing? 	can't I have thrashed?
can't you have thrashed?
can't he have thrashed?
can't we have thrashed?
can't you have thrashed?
can't they have thrashed? 	can't I have been thrashing?
can't you have been thrashing?
can't he have been thrashing?
can't we have been thrashing?
can't you have been thrashing?
can't they have been thrashing?