English verb conjugation
CAN DRIFT

Regular verb: drift - drifted - drifted

Affirmation

Simple form	V-ing form
I can drift you can drift he can drift we can drift you can drift they can drift	I can be drifting you can be drifting he 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 he 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 he 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 can't drift you can't drift he can't drift we can't drift you can't drift they can't drift	I can't be drifting you can't be drifting he can't be drifting we can't be drifting you can't be drifting they can't be drifting
Perfect	V-ing perfect
I can't have drifted you can't have drifted he can't have drifted we can't have drifted you can't have drifted they can't have drifted	I can't have been drifting you can't have been drifting he can't have been drifting we can't have been drifting you can't have been drifting they can't have been drifting

Interrogative form

Simple form	V-ing form
can I drift? can you drift? can he drift? can we drift? can you drift? can they drift?	can I be drifting? can you be drifting? can he 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 he 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 he 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't I drift? can't you drift? can't he drift? can't we drift? can't you drift? can't they drift?	can't I be drifting? can't you be drifting? can't he be drifting? can't we be drifting? can't you be drifting? can't they be drifting?
Perfect	V-ing perfect
can't I have drifted? can't you have drifted? can't he have drifted? can't we have drifted? can't you have drifted? can't they have drifted?	can't I have been drifting? can't you have been drifting? can't he have been drifting? can't we have been drifting? can't you have been drifting? can't they have been drifting?