English verb conjugation
CAN WRENCH

Regular verb: wrench - wrenched - wrenched

Affirmation

Simple form	V-ing form
I can wrench you can wrench he can wrench we can wrench you can wrench they can wrench	I can be wrenching you can be wrenching he can be wrenching we can be wrenching you can be wrenching they can be wrenching
Perfect	V-ing perfect
I can have wrenched you can have wrenched he can have wrenched we can have wrenched you can have wrenched they can have wrenched	I can have been wrenching you can have been wrenching he can have been wrenching we can have been wrenching you can have been wrenching they can have been wrenching

Negation

Simple form	V-ing form
I can't wrench you can't wrench he can't wrench we can't wrench you can't wrench they can't wrench	I can't be wrenching you can't be wrenching he can't be wrenching we can't be wrenching you can't be wrenching they can't be wrenching
Perfect	V-ing perfect
I can't have wrenched you can't have wrenched he can't have wrenched we can't have wrenched you can't have wrenched they can't have wrenched	I can't have been wrenching you can't have been wrenching he can't have been wrenching we can't have been wrenching you can't have been wrenching they can't have been wrenching

Interrogative form

Simple form	V-ing form
can I wrench? can you wrench? can he wrench? can we wrench? can you wrench? can they wrench?	can I be wrenching? can you be wrenching? can he be wrenching? can we be wrenching? can you be wrenching? can they be wrenching?
Perfect	V-ing perfect
can I have wrenched? can you have wrenched? can he have wrenched? can we have wrenched? can you have wrenched? can they have wrenched?	can I have been wrenching? can you have been wrenching? can he have been wrenching? can we have been wrenching? can you have been wrenching? can they have been wrenching?

Interro-negative form

Simple form	V-ing form
can't I wrench? can't you wrench? can't he wrench? can't we wrench? can't you wrench? can't they wrench?	can't I be wrenching? can't you be wrenching? can't he be wrenching? can't we be wrenching? can't you be wrenching? can't they be wrenching?
Perfect	V-ing perfect
can't I have wrenched? can't you have wrenched? can't he have wrenched? can't we have wrenched? can't you have wrenched? can't they have wrenched?	can't I have been wrenching? can't you have been wrenching? can't he have been wrenching? can't we have been wrenching? can't you have been wrenching? can't they have been wrenching?