English verb conjugation
CAN READVERTISE

Regular verb: readvertise - readvertised - readvertised

Affirmation

Simple form	V-ing form
I can readvertise you can readvertise he can readvertise we can readvertise you can readvertise they can readvertise	I can be readvertising you can be readvertising he can be readvertising we can be readvertising you can be readvertising they can be readvertising
Perfect	V-ing perfect
I can have readvertised you can have readvertised he can have readvertised we can have readvertised you can have readvertised they can have readvertised	I can have been readvertising you can have been readvertising he can have been readvertising we can have been readvertising you can have been readvertising they can have been readvertising

Negation

Simple form	V-ing form
I cannot readvertise you cannot readvertise he cannot readvertise we cannot readvertise you cannot readvertise they cannot readvertise	I cannot be readvertising you cannot be readvertising he cannot be readvertising we cannot be readvertising you cannot be readvertising they cannot be readvertising
Perfect	V-ing perfect
I cannot have readvertised you cannot have readvertised he cannot have readvertised we cannot have readvertised you cannot have readvertised they cannot have readvertised	I cannot have been readvertising you cannot have been readvertising he cannot have been readvertising we cannot have been readvertising you cannot have been readvertising they cannot have been readvertising

Interrogative form

Simple form	V-ing form
can I readvertise? can you readvertise? can he readvertise? can we readvertise? can you readvertise? can they readvertise?	can I be readvertising? can you be readvertising? can he be readvertising? can we be readvertising? can you be readvertising? can they be readvertising?
Perfect	V-ing perfect
can I have readvertised? can you have readvertised? can he have readvertised? can we have readvertised? can you have readvertised? can they have readvertised?	can I have been readvertising? can you have been readvertising? can he have been readvertising? can we have been readvertising? can you have been readvertising? can they have been readvertising?

Interro-negative form

Simple form	V-ing form
can I not readvertise? can you not readvertise? can he not readvertise? can we not readvertise? can you not readvertise? can they not readvertise?	can I not be readvertising? can you not be readvertising? can he not be readvertising? can we not be readvertising? can you not be readvertising? can they not be readvertising?
Perfect	V-ing perfect
can I not have readvertised? can you not have readvertised? can he not have readvertised? can we not have readvertised? can you not have readvertised? can they not have readvertised?	can I not have been readvertising? can you not have been readvertising? can he not have been readvertising? can we not have been readvertising? can you not have been readvertising? can they not have been readvertising?