English verb conjugation
CAN ADVERTISE

Regular verb: advertise - advertised - advertised

Affirmation

Simple form	V-ing form
I can advertise you can advertise he can advertise we can advertise you can advertise they can advertise	I can be advertising you can be advertising he can be advertising we can be advertising you can be advertising they can be advertising
Perfect	V-ing perfect
I can have advertised you can have advertised he can have advertised we can have advertised you can have advertised they can have advertised	I can have been advertising you can have been advertising he can have been advertising we can have been advertising you can have been advertising they can have been advertising

Negation

Simple form	V-ing form
I can't advertise you can't advertise he can't advertise we can't advertise you can't advertise they can't advertise	I can't be advertising you can't be advertising he can't be advertising we can't be advertising you can't be advertising they can't be advertising
Perfect	V-ing perfect
I can't have advertised you can't have advertised he can't have advertised we can't have advertised you can't have advertised they can't have advertised	I can't have been advertising you can't have been advertising he can't have been advertising we can't have been advertising you can't have been advertising they can't have been advertising

Interrogative form

Simple form	V-ing form
can I advertise? can you advertise? can he advertise? can we advertise? can you advertise? can they advertise?	can I be advertising? can you be advertising? can he be advertising? can we be advertising? can you be advertising? can they be advertising?
Perfect	V-ing perfect
can I have advertised? can you have advertised? can he have advertised? can we have advertised? can you have advertised? can they have advertised?	can I have been advertising? can you have been advertising? can he have been advertising? can we have been advertising? can you have been advertising? can they have been advertising?

Interro-negative form

Simple form	V-ing form
can't I advertise? can't you advertise? can't he advertise? can't we advertise? can't you advertise? can't they advertise?	can't I be advertising? can't you be advertising? can't he be advertising? can't we be advertising? can't you be advertising? can't they be advertising?
Perfect	V-ing perfect
can't I have advertised? can't you have advertised? can't he have advertised? can't we have advertised? can't you have advertised? can't they have advertised?	can't I have been advertising? can't you have been advertising? can't he have been advertising? can't we have been advertising? can't you have been advertising? can't they have been advertising?