can decide
Regular verb: decide - decided- decided

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can decide
you can decide
she can decide
we can decide
you can decide
they can decide 	I can be deciding
you can be deciding
she can be deciding
we can be deciding
you can be deciding
they can be deciding	I can have decided
you can have decided
she can have decided
we can have decided
you can have decided
they can have decided	I can have been deciding
you can have been deciding
she can have been deciding
we can have been deciding
you can have been deciding
they can have been deciding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot decide
you cannot decide
she cannot decide
we cannot decide
you cannot decide
they cannot decide 	I cannot be deciding
you cannot be deciding
she cannot be deciding
we cannot be deciding
you cannot be deciding
they cannot be deciding	I cannot have decided
you cannot have decided
she cannot have decided
we cannot have decided
you cannot have decided
they cannot have decided	I cannot have been deciding
you cannot have been deciding
she cannot have been deciding
we cannot have been deciding
you cannot have been deciding
they cannot have been deciding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I decide?
can you decide?
can she decide?
can we decide?
can you decide?
can they decide? 	can I be deciding?
can you be deciding?
can she be deciding?
can we be deciding?
can you be deciding?
can they be deciding? 	can I have decided?
can you have decided?
can she have decided?
can we have decided?
can you have decided?
can they have decided? 	can I have been deciding?
can you have been deciding?
can she have been deciding?
can we have been deciding?
can you have been deciding?
can they have been deciding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not decide?
can you not decide?
can she not decide?
can we not decide?
can you not decide?
can they not decide? 	can I not be deciding?
can you not be deciding?
can she not be deciding?
can we not be deciding?
can you not be deciding?
can they not be deciding? 	can I not have decided?
can you not have decided?
can she not have decided?
can we not have decided?
can you not have decided?
can they not have decided? 	can I not have been deciding?
can you not have been deciding?
can she not have been deciding?
can we not have been deciding?
can you not have been deciding?
can they not have been deciding?