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 cannot tong you cannot tong he cannot tong we cannot tong you cannot tong they cannot tong	I cannot be tonging you cannot be tonging he cannot be tonging we cannot be tonging you cannot be tonging they cannot be tonging
Perfect	V-ing perfect
I cannot have tonged you cannot have tonged he cannot have tonged we cannot have tonged you cannot have tonged they cannot have tonged	I cannot have been tonging you cannot have been tonging he cannot have been tonging we cannot have been tonging you cannot have been tonging they cannot 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 I not tong? can you not tong? can he not tong? can we not tong? can you not tong? can they not tong?	can I not be tonging? can you not be tonging? can he not be tonging? can we not be tonging? can you not be tonging? can they not be tonging?
Perfect	V-ing perfect
can I not have tonged? can you not have tonged? can he not have tonged? can we not have tonged? can you not have tonged? can they not have tonged?	can I not have been tonging? can you not have been tonging? can he not have been tonging? can we not have been tonging? can you not have been tonging? can they not have been tonging?