English verb conjugation
CAN TONG

Regular verb: tong - tonged - tonged

Affirmation

Simple form	V-ing form
I can tong you can tong he can tong we can tong you can tong they can tong	I can be tonging you can be tonging he can be tonging we can be tonging you can be tonging they can be tonging
Perfect	V-ing perfect
I can have tonged you can have tonged he can have tonged we can have tonged you can have tonged they can have tonged	I can have been tonging you can have been tonging he can have been tonging we can have been tonging you can have been tonging they can have been tonging

Negation

Simple form	V-ing form
I can't tong you can't tong he can't tong we can't tong you can't tong they can't tong	I can't be tonging you can't be tonging he can't be tonging we can't be tonging you can't be tonging they can't be tonging
Perfect	V-ing perfect
I can't have tonged you can't have tonged he can't have tonged we can't have tonged you can't have tonged they can't have tonged	I can't have been tonging you can't have been tonging he can't have been tonging we can't have been tonging you can't have been tonging they can't have been tonging

Interrogative form

Simple form	V-ing form
can I tong? can you tong? can he tong? can we tong? can you tong? can they tong?	can I be tonging? can you be tonging? can he be tonging? can we be tonging? can you be tonging? can they be tonging?
Perfect	V-ing perfect
can I have tonged? can you have tonged? can he have tonged? can we have tonged? can you have tonged? can they have tonged?	can I have been tonging? can you have been tonging? can he have been tonging? can we have been tonging? can you have been tonging? can they have been tonging?

Interro-negative form

Simple form	V-ing form
can't I tong? can't you tong? can't he tong? can't we tong? can't you tong? can't they tong?	can't I be tonging? can't you be tonging? can't he be tonging? can't we be tonging? can't you be tonging? can't they be tonging?
Perfect	V-ing perfect
can't I have tonged? can't you have tonged? can't he have tonged? can't we have tonged? can't you have tonged? can't they have tonged?	can't I have been tonging? can't you have been tonging? can't he have been tonging? can't we have been tonging? can't you have been tonging? can't they have been tonging?