English verb conjugation
CAN COUNTERWEIGH

Regular verb: counterweigh - counterweighed - counterweighed

Affirmation

Simple form	V-ing form
I can counterweigh you can counterweigh he can counterweigh we can counterweigh you can counterweigh they can counterweigh	I can be counterweighing you can be counterweighing he can be counterweighing we can be counterweighing you can be counterweighing they can be counterweighing
Perfect	V-ing perfect
I can have counterweighed you can have counterweighed he can have counterweighed we can have counterweighed you can have counterweighed they can have counterweighed	I can have been counterweighing you can have been counterweighing he can have been counterweighing we can have been counterweighing you can have been counterweighing they can have been counterweighing

Negation

Simple form	V-ing form
I can't counterweigh you can't counterweigh he can't counterweigh we can't counterweigh you can't counterweigh they can't counterweigh	I can't be counterweighing you can't be counterweighing he can't be counterweighing we can't be counterweighing you can't be counterweighing they can't be counterweighing
Perfect	V-ing perfect
I can't have counterweighed you can't have counterweighed he can't have counterweighed we can't have counterweighed you can't have counterweighed they can't have counterweighed	I can't have been counterweighing you can't have been counterweighing he can't have been counterweighing we can't have been counterweighing you can't have been counterweighing they can't have been counterweighing

Interrogative form

Simple form	V-ing form
can I counterweigh? can you counterweigh? can he counterweigh? can we counterweigh? can you counterweigh? can they counterweigh?	can I be counterweighing? can you be counterweighing? can he be counterweighing? can we be counterweighing? can you be counterweighing? can they be counterweighing?
Perfect	V-ing perfect
can I have counterweighed? can you have counterweighed? can he have counterweighed? can we have counterweighed? can you have counterweighed? can they have counterweighed?	can I have been counterweighing? can you have been counterweighing? can he have been counterweighing? can we have been counterweighing? can you have been counterweighing? can they have been counterweighing?

Interro-negative form

Simple form	V-ing form
can't I counterweigh? can't you counterweigh? can't he counterweigh? can't we counterweigh? can't you counterweigh? can't they counterweigh?	can't I be counterweighing? can't you be counterweighing? can't he be counterweighing? can't we be counterweighing? can't you be counterweighing? can't they be counterweighing?
Perfect	V-ing perfect
can't I have counterweighed? can't you have counterweighed? can't he have counterweighed? can't we have counterweighed? can't you have counterweighed? can't they have counterweighed?	can't I have been counterweighing? can't you have been counterweighing? can't he have been counterweighing? can't we have been counterweighing? can't you have been counterweighing? can't they have been counterweighing?