English verb conjugation
CAN TWANG

Regular verb: twang - twanged - twanged

Affirmation

Simple form	V-ing form
I can twang you can twang he can twang we can twang you can twang they can twang	I can be twanging you can be twanging he can be twanging we can be twanging you can be twanging they can be twanging
Perfect	V-ing perfect
I can have twanged you can have twanged he can have twanged we can have twanged you can have twanged they can have twanged	I can have been twanging you can have been twanging he can have been twanging we can have been twanging you can have been twanging they can have been twanging

Negation

Simple form	V-ing form
I can't twang you can't twang he can't twang we can't twang you can't twang they can't twang	I can't be twanging you can't be twanging he can't be twanging we can't be twanging you can't be twanging they can't be twanging
Perfect	V-ing perfect
I can't have twanged you can't have twanged he can't have twanged we can't have twanged you can't have twanged they can't have twanged	I can't have been twanging you can't have been twanging he can't have been twanging we can't have been twanging you can't have been twanging they can't have been twanging

Interrogative form

Simple form	V-ing form
can I twang? can you twang? can he twang? can we twang? can you twang? can they twang?	can I be twanging? can you be twanging? can he be twanging? can we be twanging? can you be twanging? can they be twanging?
Perfect	V-ing perfect
can I have twanged? can you have twanged? can he have twanged? can we have twanged? can you have twanged? can they have twanged?	can I have been twanging? can you have been twanging? can he have been twanging? can we have been twanging? can you have been twanging? can they have been twanging?

Interro-negative form

Simple form	V-ing form
can't I twang? can't you twang? can't he twang? can't we twang? can't you twang? can't they twang?	can't I be twanging? can't you be twanging? can't he be twanging? can't we be twanging? can't you be twanging? can't they be twanging?
Perfect	V-ing perfect
can't I have twanged? can't you have twanged? can't he have twanged? can't we have twanged? can't you have twanged? can't they have twanged?	can't I have been twanging? can't you have been twanging? can't he have been twanging? can't we have been twanging? can't you have been twanging? can't they have been twanging?