English verb conjugation
CAN DRIFT

Regular verb: drift - drifted - drifted

Affirmation

Simple form	V-ing form
I can drift you can drift she can drift we can drift you can drift they can drift	I can be drifting you can be drifting she can be drifting we can be drifting you can be drifting they can be drifting
Perfect	V-ing perfect
I can have drifted you can have drifted she can have drifted we can have drifted you can have drifted they can have drifted	I can have been drifting you can have been drifting she can have been drifting we can have been drifting you can have been drifting they can have been drifting

Negation

Simple form	V-ing form
I cannot drift you cannot drift she cannot drift we cannot drift you cannot drift they cannot drift	I cannot be drifting you cannot be drifting she cannot be drifting we cannot be drifting you cannot be drifting they cannot be drifting
Perfect	V-ing perfect
I cannot have drifted you cannot have drifted she cannot have drifted we cannot have drifted you cannot have drifted they cannot have drifted	I cannot have been drifting you cannot have been drifting she cannot have been drifting we cannot have been drifting you cannot have been drifting they cannot have been drifting

Interrogative form

Simple form	V-ing form
can I drift? can you drift? can she drift? can we drift? can you drift? can they drift?	can I be drifting? can you be drifting? can she be drifting? can we be drifting? can you be drifting? can they be drifting?
Perfect	V-ing perfect
can I have drifted? can you have drifted? can she have drifted? can we have drifted? can you have drifted? can they have drifted?	can I have been drifting? can you have been drifting? can she have been drifting? can we have been drifting? can you have been drifting? can they have been drifting?

Interro-negative form

Simple form	V-ing form
can I not drift? can you not drift? can she not drift? can we not drift? can you not drift? can they not drift?	can I not be drifting? can you not be drifting? can she not be drifting? can we not be drifting? can you not be drifting? can they not be drifting?
Perfect	V-ing perfect
can I not have drifted? can you not have drifted? can she not have drifted? can we not have drifted? can you not have drifted? can they not have drifted?	can I not have been drifting? can you not have been drifting? can she not have been drifting? can we not have been drifting? can you not have been drifting? can they not have been drifting?