English verb conjugation
CAN COMMEND

Regular verb: commend - commended - commended

Affirmation

Simple form	V-ing form
I can commend you can commend he can commend we can commend you can commend they can commend	I can be commending you can be commending he can be commending we can be commending you can be commending they can be commending
Perfect	V-ing perfect
I can have commended you can have commended he can have commended we can have commended you can have commended they can have commended	I can have been commending you can have been commending he can have been commending we can have been commending you can have been commending they can have been commending

Negation

Simple form	V-ing form
I can't commend you can't commend he can't commend we can't commend you can't commend they can't commend	I can't be commending you can't be commending he can't be commending we can't be commending you can't be commending they can't be commending
Perfect	V-ing perfect
I can't have commended you can't have commended he can't have commended we can't have commended you can't have commended they can't have commended	I can't have been commending you can't have been commending he can't have been commending we can't have been commending you can't have been commending they can't have been commending

Interrogative form

Simple form	V-ing form
can I commend? can you commend? can he commend? can we commend? can you commend? can they commend?	can I be commending? can you be commending? can he be commending? can we be commending? can you be commending? can they be commending?
Perfect	V-ing perfect
can I have commended? can you have commended? can he have commended? can we have commended? can you have commended? can they have commended?	can I have been commending? can you have been commending? can he have been commending? can we have been commending? can you have been commending? can they have been commending?

Interro-negative form

Simple form	V-ing form
can't I commend? can't you commend? can't he commend? can't we commend? can't you commend? can't they commend?	can't I be commending? can't you be commending? can't he be commending? can't we be commending? can't you be commending? can't they be commending?
Perfect	V-ing perfect
can't I have commended? can't you have commended? can't he have commended? can't we have commended? can't you have commended? can't they have commended?	can't I have been commending? can't you have been commending? can't he have been commending? can't we have been commending? can't you have been commending? can't they have been commending?