I can tee you can tee she can tee we can tee you can tee they can tee
V-ing form
I can be teeing you can be teeing she can be teeing we can be teeing you can be teeing they can be teeing
Perfect
I can have teed you can have teed she can have teed we can have teed you can have teed they can have teed
V-ing perfect
I can have been teeing you can have been teeing she can have been teeing we can have been teeing you can have been teeing they can have been teeing
Negation
Simple form
I can't tee you can't tee she can't tee we can't tee you can't tee they can't tee
V-ing form
I can't be teeing you can't be teeing she can't be teeing we can't be teeing you can't be teeing they can't be teeing
Perfect
I can't have teed you can't have teed she can't have teed we can't have teed you can't have teed they can't have teed
V-ing perfect
I can't have been teeing you can't have been teeing she can't have been teeing we can't have been teeing you can't have been teeing they can't have been teeing
Interrogative form
Simple form
can I tee? can you tee? can she tee? can we tee? can you tee? can they tee?
V-ing form
can I be teeing? can you be teeing? can she be teeing? can we be teeing? can you be teeing? can they be teeing?
Perfect
can I have teed? can you have teed? can she have teed? can we have teed? can you have teed? can they have teed?
V-ing perfect
can I have been teeing? can you have been teeing? can she have been teeing? can we have been teeing? can you have been teeing? can they have been teeing?
Interro-negative form
Simple form
can't I tee? can't you tee? can't she tee? can't we tee? can't you tee? can't they tee?
V-ing form
can't I be teeing? can't you be teeing? can't she be teeing? can't we be teeing? can't you be teeing? can't they be teeing?
Perfect
can't I have teed? can't you have teed? can't she have teed? can't we have teed? can't you have teed? can't they have teed?
V-ing perfect
can't I have been teeing? can't you have been teeing? can't she have been teeing? can't we have been teeing? can't you have been teeing? can't they have been teeing?