English verb conjugation
CAN LARK

Regular verb: lark - larked - larked

Affirmation

Simple form	V-ing form
I can lark you can lark he can lark we can lark you can lark they can lark	I can be larking you can be larking he can be larking we can be larking you can be larking they can be larking
Perfect	V-ing perfect
I can have larked you can have larked he can have larked we can have larked you can have larked they can have larked	I can have been larking you can have been larking he can have been larking we can have been larking you can have been larking they can have been larking

Negation

Simple form	V-ing form
I cannot lark you cannot lark he cannot lark we cannot lark you cannot lark they cannot lark	I cannot be larking you cannot be larking he cannot be larking we cannot be larking you cannot be larking they cannot be larking
Perfect	V-ing perfect
I cannot have larked you cannot have larked he cannot have larked we cannot have larked you cannot have larked they cannot have larked	I cannot have been larking you cannot have been larking he cannot have been larking we cannot have been larking you cannot have been larking they cannot have been larking

Interrogative form

Simple form	V-ing form
can I lark? can you lark? can he lark? can we lark? can you lark? can they lark?	can I be larking? can you be larking? can he be larking? can we be larking? can you be larking? can they be larking?
Perfect	V-ing perfect
can I have larked? can you have larked? can he have larked? can we have larked? can you have larked? can they have larked?	can I have been larking? can you have been larking? can he have been larking? can we have been larking? can you have been larking? can they have been larking?

Interro-negative form

Simple form	V-ing form
can I not lark? can you not lark? can he not lark? can we not lark? can you not lark? can they not lark?	can I not be larking? can you not be larking? can he not be larking? can we not be larking? can you not be larking? can they not be larking?
Perfect	V-ing perfect
can I not have larked? can you not have larked? can he not have larked? can we not have larked? can you not have larked? can they not have larked?	can I not have been larking? can you not have been larking? can he not have been larking? can we not have been larking? can you not have been larking? can they not have been larking?