English verb conjugation
CAN CALENDAR

Regular verb: calendar - calendared - calendared

Affirmation

Simple form	V-ing form
I can calendar you can calendar he can calendar we can calendar you can calendar they can calendar	I can be calendaring you can be calendaring he can be calendaring we can be calendaring you can be calendaring they can be calendaring
Perfect	V-ing perfect
I can have calendared you can have calendared he can have calendared we can have calendared you can have calendared they can have calendared	I can have been calendaring you can have been calendaring he can have been calendaring we can have been calendaring you can have been calendaring they can have been calendaring

Negation

Simple form	V-ing form
I can't calendar you can't calendar he can't calendar we can't calendar you can't calendar they can't calendar	I can't be calendaring you can't be calendaring he can't be calendaring we can't be calendaring you can't be calendaring they can't be calendaring
Perfect	V-ing perfect
I can't have calendared you can't have calendared he can't have calendared we can't have calendared you can't have calendared they can't have calendared	I can't have been calendaring you can't have been calendaring he can't have been calendaring we can't have been calendaring you can't have been calendaring they can't have been calendaring

Interrogative form

Simple form	V-ing form
can I calendar? can you calendar? can he calendar? can we calendar? can you calendar? can they calendar?	can I be calendaring? can you be calendaring? can he be calendaring? can we be calendaring? can you be calendaring? can they be calendaring?
Perfect	V-ing perfect
can I have calendared? can you have calendared? can he have calendared? can we have calendared? can you have calendared? can they have calendared?	can I have been calendaring? can you have been calendaring? can he have been calendaring? can we have been calendaring? can you have been calendaring? can they have been calendaring?

Interro-negative form

Simple form	V-ing form
can't I calendar? can't you calendar? can't he calendar? can't we calendar? can't you calendar? can't they calendar?	can't I be calendaring? can't you be calendaring? can't he be calendaring? can't we be calendaring? can't you be calendaring? can't they be calendaring?
Perfect	V-ing perfect
can't I have calendared? can't you have calendared? can't he have calendared? can't we have calendared? can't you have calendared? can't they have calendared?	can't I have been calendaring? can't you have been calendaring? can't he have been calendaring? can't we have been calendaring? can't you have been calendaring? can't they have been calendaring?