can winterise
Regular verb: winterise - winterised- winterised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can winterise
you can winterise
he can winterise
we can winterise
you can winterise
they can winterise 	I can be winterising
you can be winterising
he can be winterising
we can be winterising
you can be winterising
they can be winterising	I can have winterised
you can have winterised
he can have winterised
we can have winterised
you can have winterised
they can have winterised	I can have been winterising
you can have been winterising
he can have been winterising
we can have been winterising
you can have been winterising
they can have been winterising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot winterise
you cannot winterise
he cannot winterise
we cannot winterise
you cannot winterise
they cannot winterise 	I cannot be winterising
you cannot be winterising
he cannot be winterising
we cannot be winterising
you cannot be winterising
they cannot be winterising	I cannot have winterised
you cannot have winterised
he cannot have winterised
we cannot have winterised
you cannot have winterised
they cannot have winterised	I cannot have been winterising
you cannot have been winterising
he cannot have been winterising
we cannot have been winterising
you cannot have been winterising
they cannot have been winterising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I winterise?
can you winterise?
can he winterise?
can we winterise?
can you winterise?
can they winterise? 	can I be winterising?
can you be winterising?
can he be winterising?
can we be winterising?
can you be winterising?
can they be winterising? 	can I have winterised?
can you have winterised?
can he have winterised?
can we have winterised?
can you have winterised?
can they have winterised? 	can I have been winterising?
can you have been winterising?
can he have been winterising?
can we have been winterising?
can you have been winterising?
can they have been winterising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not winterise?
can you not winterise?
can he not winterise?
can we not winterise?
can you not winterise?
can they not winterise? 	can I not be winterising?
can you not be winterising?
can he not be winterising?
can we not be winterising?
can you not be winterising?
can they not be winterising? 	can I not have winterised?
can you not have winterised?
can he not have winterised?
can we not have winterised?
can you not have winterised?
can they not have winterised? 	can I not have been winterising?
can you not have been winterising?
can he not have been winterising?
can we not have been winterising?
can you not have been winterising?
can they not have been winterising?