English verb conjugation
CAN HASH

Regular verb: hash - hashed - hashed

Affirmation

Simple form	V-ing form
I can hash you can hash he can hash we can hash you can hash they can hash	I can be hashing you can be hashing he can be hashing we can be hashing you can be hashing they can be hashing
Perfect	V-ing perfect
I can have hashed you can have hashed he can have hashed we can have hashed you can have hashed they can have hashed	I can have been hashing you can have been hashing he can have been hashing we can have been hashing you can have been hashing they can have been hashing

Negation

Simple form	V-ing form
I can't hash you can't hash he can't hash we can't hash you can't hash they can't hash	I can't be hashing you can't be hashing he can't be hashing we can't be hashing you can't be hashing they can't be hashing
Perfect	V-ing perfect
I can't have hashed you can't have hashed he can't have hashed we can't have hashed you can't have hashed they can't have hashed	I can't have been hashing you can't have been hashing he can't have been hashing we can't have been hashing you can't have been hashing they can't have been hashing

Interrogative form

Simple form	V-ing form
can I hash? can you hash? can he hash? can we hash? can you hash? can they hash?	can I be hashing? can you be hashing? can he be hashing? can we be hashing? can you be hashing? can they be hashing?
Perfect	V-ing perfect
can I have hashed? can you have hashed? can he have hashed? can we have hashed? can you have hashed? can they have hashed?	can I have been hashing? can you have been hashing? can he have been hashing? can we have been hashing? can you have been hashing? can they have been hashing?

Interro-negative form

Simple form	V-ing form
can't I hash? can't you hash? can't he hash? can't we hash? can't you hash? can't they hash?	can't I be hashing? can't you be hashing? can't he be hashing? can't we be hashing? can't you be hashing? can't they be hashing?
Perfect	V-ing perfect
can't I have hashed? can't you have hashed? can't he have hashed? can't we have hashed? can't you have hashed? can't they have hashed?	can't I have been hashing? can't you have been hashing? can't he have been hashing? can't we have been hashing? can't you have been hashing? can't they have been hashing?