English verb conjugation
CAN LUNCH

Regular verb: lunch - lunched - lunched

Affirmation

Simple form	V-ing form
I can lunch you can lunch he can lunch we can lunch you can lunch they can lunch	I can be lunching you can be lunching he can be lunching we can be lunching you can be lunching they can be lunching
Perfect	V-ing perfect
I can have lunched you can have lunched he can have lunched we can have lunched you can have lunched they can have lunched	I can have been lunching you can have been lunching he can have been lunching we can have been lunching you can have been lunching they can have been lunching

Negation

Simple form	V-ing form
I can't lunch you can't lunch he can't lunch we can't lunch you can't lunch they can't lunch	I can't be lunching you can't be lunching he can't be lunching we can't be lunching you can't be lunching they can't be lunching
Perfect	V-ing perfect
I can't have lunched you can't have lunched he can't have lunched we can't have lunched you can't have lunched they can't have lunched	I can't have been lunching you can't have been lunching he can't have been lunching we can't have been lunching you can't have been lunching they can't have been lunching

Interrogative form

Simple form	V-ing form
can I lunch? can you lunch? can he lunch? can we lunch? can you lunch? can they lunch?	can I be lunching? can you be lunching? can he be lunching? can we be lunching? can you be lunching? can they be lunching?
Perfect	V-ing perfect
can I have lunched? can you have lunched? can he have lunched? can we have lunched? can you have lunched? can they have lunched?	can I have been lunching? can you have been lunching? can he have been lunching? can we have been lunching? can you have been lunching? can they have been lunching?

Interro-negative form

Simple form	V-ing form
can't I lunch? can't you lunch? can't he lunch? can't we lunch? can't you lunch? can't they lunch?	can't I be lunching? can't you be lunching? can't he be lunching? can't we be lunching? can't you be lunching? can't they be lunching?
Perfect	V-ing perfect
can't I have lunched? can't you have lunched? can't he have lunched? can't we have lunched? can't you have lunched? can't they have lunched?	can't I have been lunching? can't you have been lunching? can't he have been lunching? can't we have been lunching? can't you have been lunching? can't they have been lunching?