English verb conjugation
CAN FIX

Regular verb: fix - fixed - fixed

Affirmation

Simple form	V-ing form
I can fix you can fix she can fix we can fix you can fix they can fix	I can be fixing you can be fixing she can be fixing we can be fixing you can be fixing they can be fixing
Perfect	V-ing perfect
I can have fixed you can have fixed she can have fixed we can have fixed you can have fixed they can have fixed	I can have been fixing you can have been fixing she can have been fixing we can have been fixing you can have been fixing they can have been fixing

Negation

Simple form	V-ing form
I cannot fix you cannot fix she cannot fix we cannot fix you cannot fix they cannot fix	I cannot be fixing you cannot be fixing she cannot be fixing we cannot be fixing you cannot be fixing they cannot be fixing
Perfect	V-ing perfect
I cannot have fixed you cannot have fixed she cannot have fixed we cannot have fixed you cannot have fixed they cannot have fixed	I cannot have been fixing you cannot have been fixing she cannot have been fixing we cannot have been fixing you cannot have been fixing they cannot have been fixing

Interrogative form

Simple form	V-ing form
can I fix? can you fix? can she fix? can we fix? can you fix? can they fix?	can I be fixing? can you be fixing? can she be fixing? can we be fixing? can you be fixing? can they be fixing?
Perfect	V-ing perfect
can I have fixed? can you have fixed? can she have fixed? can we have fixed? can you have fixed? can they have fixed?	can I have been fixing? can you have been fixing? can she have been fixing? can we have been fixing? can you have been fixing? can they have been fixing?

Interro-negative form

Simple form	V-ing form
can I not fix? can you not fix? can she not fix? can we not fix? can you not fix? can they not fix?	can I not be fixing? can you not be fixing? can she not be fixing? can we not be fixing? can you not be fixing? can they not be fixing?
Perfect	V-ing perfect
can I not have fixed? can you not have fixed? can she not have fixed? can we not have fixed? can you not have fixed? can they not have fixed?	can I not have been fixing? can you not have been fixing? can she not have been fixing? can we not have been fixing? can you not have been fixing? can they not have been fixing?