English verb conjugation
CAN SLEEPWALK

Regular verb: sleepwalk - sleepwalked - sleepwalked

Affirmation

Simple form	V-ing form
I can sleepwalk you can sleepwalk he can sleepwalk we can sleepwalk you can sleepwalk they can sleepwalk	I can be sleepwalking you can be sleepwalking he can be sleepwalking we can be sleepwalking you can be sleepwalking they can be sleepwalking
Perfect	V-ing perfect
I can have sleepwalked you can have sleepwalked he can have sleepwalked we can have sleepwalked you can have sleepwalked they can have sleepwalked	I can have been sleepwalking you can have been sleepwalking he can have been sleepwalking we can have been sleepwalking you can have been sleepwalking they can have been sleepwalking

Negation

Simple form	V-ing form
I cannot sleepwalk you cannot sleepwalk he cannot sleepwalk we cannot sleepwalk you cannot sleepwalk they cannot sleepwalk	I cannot be sleepwalking you cannot be sleepwalking he cannot be sleepwalking we cannot be sleepwalking you cannot be sleepwalking they cannot be sleepwalking
Perfect	V-ing perfect
I cannot have sleepwalked you cannot have sleepwalked he cannot have sleepwalked we cannot have sleepwalked you cannot have sleepwalked they cannot have sleepwalked	I cannot have been sleepwalking you cannot have been sleepwalking he cannot have been sleepwalking we cannot have been sleepwalking you cannot have been sleepwalking they cannot have been sleepwalking

Interrogative form

Simple form	V-ing form
can I sleepwalk? can you sleepwalk? can he sleepwalk? can we sleepwalk? can you sleepwalk? can they sleepwalk?	can I be sleepwalking? can you be sleepwalking? can he be sleepwalking? can we be sleepwalking? can you be sleepwalking? can they be sleepwalking?
Perfect	V-ing perfect
can I have sleepwalked? can you have sleepwalked? can he have sleepwalked? can we have sleepwalked? can you have sleepwalked? can they have sleepwalked?	can I have been sleepwalking? can you have been sleepwalking? can he have been sleepwalking? can we have been sleepwalking? can you have been sleepwalking? can they have been sleepwalking?

Interro-negative form

Simple form	V-ing form
can I not sleepwalk? can you not sleepwalk? can he not sleepwalk? can we not sleepwalk? can you not sleepwalk? can they not sleepwalk?	can I not be sleepwalking? can you not be sleepwalking? can he not be sleepwalking? can we not be sleepwalking? can you not be sleepwalking? can they not be sleepwalking?
Perfect	V-ing perfect
can I not have sleepwalked? can you not have sleepwalked? can he not have sleepwalked? can we not have sleepwalked? can you not have sleepwalked? can they not have sleepwalked?	can I not have been sleepwalking? can you not have been sleepwalking? can he not have been sleepwalking? can we not have been sleepwalking? can you not have been sleepwalking? can they not have been sleepwalking?