English verb conjugation
CAN TEASE

Regular verb: tease - teased - teased

Affirmation

Simple form	V-ing form
I can tease you can tease he can tease we can tease you can tease they can tease	I can be teasing you can be teasing he can be teasing we can be teasing you can be teasing they can be teasing
Perfect	V-ing perfect
I can have teased you can have teased he can have teased we can have teased you can have teased they can have teased	I can have been teasing you can have been teasing he can have been teasing we can have been teasing you can have been teasing they can have been teasing

Negation

Simple form	V-ing form
I can't tease you can't tease he can't tease we can't tease you can't tease they can't tease	I can't be teasing you can't be teasing he can't be teasing we can't be teasing you can't be teasing they can't be teasing
Perfect	V-ing perfect
I can't have teased you can't have teased he can't have teased we can't have teased you can't have teased they can't have teased	I can't have been teasing you can't have been teasing he can't have been teasing we can't have been teasing you can't have been teasing they can't have been teasing

Interrogative form

Simple form	V-ing form
can I tease? can you tease? can he tease? can we tease? can you tease? can they tease?	can I be teasing? can you be teasing? can he be teasing? can we be teasing? can you be teasing? can they be teasing?
Perfect	V-ing perfect
can I have teased? can you have teased? can he have teased? can we have teased? can you have teased? can they have teased?	can I have been teasing? can you have been teasing? can he have been teasing? can we have been teasing? can you have been teasing? can they have been teasing?

Interro-negative form

Simple form	V-ing form
can't I tease? can't you tease? can't he tease? can't we tease? can't you tease? can't they tease?	can't I be teasing? can't you be teasing? can't he be teasing? can't we be teasing? can't you be teasing? can't they be teasing?
Perfect	V-ing perfect
can't I have teased? can't you have teased? can't he have teased? can't we have teased? can't you have teased? can't they have teased?	can't I have been teasing? can't you have been teasing? can't he have been teasing? can't we have been teasing? can't you have been teasing? can't they have been teasing?