can fossilise
Verbe régulier : fossilise - fossilised- fossilised

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can fossilise
you can fossilise
he can fossilise
we can fossilise
you can fossilise
they can fossilise 	I can be fossilising
you can be fossilising
he can be fossilising
we can be fossilising
you can be fossilising
they can be fossilising	I can have fossilised
you can have fossilised
he can have fossilised
we can have fossilised
you can have fossilised
they can have fossilised	I can have been fossilising
you can have been fossilising
he can have been fossilising
we can have been fossilising
you can have been fossilising
they can have been fossilising	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot fossilise
you cannot fossilise
he cannot fossilise
we cannot fossilise
you cannot fossilise
they cannot fossilise 	I cannot be fossilising
you cannot be fossilising
he cannot be fossilising
we cannot be fossilising
you cannot be fossilising
they cannot be fossilising	I cannot have fossilised
you cannot have fossilised
he cannot have fossilised
we cannot have fossilised
you cannot have fossilised
they cannot have fossilised	I cannot have been fossilising
you cannot have been fossilising
he cannot have been fossilising
we cannot have been fossilising
you cannot have been fossilising
they cannot have been fossilising	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I fossilise?
can you fossilise?
can he fossilise?
can we fossilise?
can you fossilise?
can they fossilise? 	can I be fossilising?
can you be fossilising?
can he be fossilising?
can we be fossilising?
can you be fossilising?
can they be fossilising? 	can I have fossilised?
can you have fossilised?
can he have fossilised?
can we have fossilised?
can you have fossilised?
can they have fossilised? 	can I have been fossilising?
can you have been fossilising?
can he have been fossilising?
can we have been fossilising?
can you have been fossilising?
can they have been fossilising? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not fossilise?
can you not fossilise?
can he not fossilise?
can we not fossilise?
can you not fossilise?
can they not fossilise? 	can I not be fossilising?
can you not be fossilising?
can he not be fossilising?
can we not be fossilising?
can you not be fossilising?
can they not be fossilising? 	can I not have fossilised?
can you not have fossilised?
can he not have fossilised?
can we not have fossilised?
can you not have fossilised?
can they not have fossilised? 	can I not have been fossilising?
can you not have been fossilising?
can he not have been fossilising?
can we not have been fossilising?
can you not have been fossilising?
can they not have been fossilising?