English verb conjugation
CAN MORTAR

Regular verb: mortar - mortared - mortared

Affirmation

Simple form	V-ing form
I can mortar you can mortar he can mortar we can mortar you can mortar they can mortar	I can be mortaring you can be mortaring he can be mortaring we can be mortaring you can be mortaring they can be mortaring
Perfect	V-ing perfect
I can have mortared you can have mortared he can have mortared we can have mortared you can have mortared they can have mortared	I can have been mortaring you can have been mortaring he can have been mortaring we can have been mortaring you can have been mortaring they can have been mortaring

Negation

Simple form	V-ing form
I can't mortar you can't mortar he can't mortar we can't mortar you can't mortar they can't mortar	I can't be mortaring you can't be mortaring he can't be mortaring we can't be mortaring you can't be mortaring they can't be mortaring
Perfect	V-ing perfect
I can't have mortared you can't have mortared he can't have mortared we can't have mortared you can't have mortared they can't have mortared	I can't have been mortaring you can't have been mortaring he can't have been mortaring we can't have been mortaring you can't have been mortaring they can't have been mortaring

Interrogative form

Simple form	V-ing form
can I mortar? can you mortar? can he mortar? can we mortar? can you mortar? can they mortar?	can I be mortaring? can you be mortaring? can he be mortaring? can we be mortaring? can you be mortaring? can they be mortaring?
Perfect	V-ing perfect
can I have mortared? can you have mortared? can he have mortared? can we have mortared? can you have mortared? can they have mortared?	can I have been mortaring? can you have been mortaring? can he have been mortaring? can we have been mortaring? can you have been mortaring? can they have been mortaring?

Interro-negative form

Simple form	V-ing form
can't I mortar? can't you mortar? can't he mortar? can't we mortar? can't you mortar? can't they mortar?	can't I be mortaring? can't you be mortaring? can't he be mortaring? can't we be mortaring? can't you be mortaring? can't they be mortaring?
Perfect	V-ing perfect
can't I have mortared? can't you have mortared? can't he have mortared? can't we have mortared? can't you have mortared? can't they have mortared?	can't I have been mortaring? can't you have been mortaring? can't he have been mortaring? can't we have been mortaring? can't you have been mortaring? can't they have been mortaring?