English verb conjugation
CAN PRANK

Regular verb: prank - pranked - pranked

Affirmation

Simple form	V-ing form
I can prank you can prank he can prank we can prank you can prank they can prank	I can be pranking you can be pranking he can be pranking we can be pranking you can be pranking they can be pranking
Perfect	V-ing perfect
I can have pranked you can have pranked he can have pranked we can have pranked you can have pranked they can have pranked	I can have been pranking you can have been pranking he can have been pranking we can have been pranking you can have been pranking they can have been pranking

Negation

Simple form	V-ing form
I can't prank you can't prank he can't prank we can't prank you can't prank they can't prank	I can't be pranking you can't be pranking he can't be pranking we can't be pranking you can't be pranking they can't be pranking
Perfect	V-ing perfect
I can't have pranked you can't have pranked he can't have pranked we can't have pranked you can't have pranked they can't have pranked	I can't have been pranking you can't have been pranking he can't have been pranking we can't have been pranking you can't have been pranking they can't have been pranking

Interrogative form

Simple form	V-ing form
can I prank? can you prank? can he prank? can we prank? can you prank? can they prank?	can I be pranking? can you be pranking? can he be pranking? can we be pranking? can you be pranking? can they be pranking?
Perfect	V-ing perfect
can I have pranked? can you have pranked? can he have pranked? can we have pranked? can you have pranked? can they have pranked?	can I have been pranking? can you have been pranking? can he have been pranking? can we have been pranking? can you have been pranking? can they have been pranking?

Interro-negative form

Simple form	V-ing form
can't I prank? can't you prank? can't he prank? can't we prank? can't you prank? can't they prank?	can't I be pranking? can't you be pranking? can't he be pranking? can't we be pranking? can't you be pranking? can't they be pranking?
Perfect	V-ing perfect
can't I have pranked? can't you have pranked? can't he have pranked? can't we have pranked? can't you have pranked? can't they have pranked?	can't I have been pranking? can't you have been pranking? can't he have been pranking? can't we have been pranking? can't you have been pranking? can't they have been pranking?