English verb conjugation
CAN THRASH

Regular verb: thrash - thrashed - thrashed

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
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
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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?