English verb conjugation
CAN WAIT

Regular verb: wait - waited - waited

Affirmation

Simple form	V-ing form
I can wait you can wait he can wait we can wait you can wait they can wait	I can be waiting you can be waiting he can be waiting we can be waiting you can be waiting they can be waiting
Perfect	V-ing perfect
I can have waited you can have waited he can have waited we can have waited you can have waited they can have waited	I can have been waiting you can have been waiting he can have been waiting we can have been waiting you can have been waiting they can have been waiting

Negation

Simple form	V-ing form
I can't wait you can't wait he can't wait we can't wait you can't wait they can't wait	I can't be waiting you can't be waiting he can't be waiting we can't be waiting you can't be waiting they can't be waiting
Perfect	V-ing perfect
I can't have waited you can't have waited he can't have waited we can't have waited you can't have waited they can't have waited	I can't have been waiting you can't have been waiting he can't have been waiting we can't have been waiting you can't have been waiting they can't have been waiting

Interrogative form

Simple form	V-ing form
can I wait? can you wait? can he wait? can we wait? can you wait? can they wait?	can I be waiting? can you be waiting? can he be waiting? can we be waiting? can you be waiting? can they be waiting?
Perfect	V-ing perfect
can I have waited? can you have waited? can he have waited? can we have waited? can you have waited? can they have waited?	can I have been waiting? can you have been waiting? can he have been waiting? can we have been waiting? can you have been waiting? can they have been waiting?

Interro-negative form

Simple form	V-ing form
can't I wait? can't you wait? can't he wait? can't we wait? can't you wait? can't they wait?	can't I be waiting? can't you be waiting? can't he be waiting? can't we be waiting? can't you be waiting? can't they be waiting?
Perfect	V-ing perfect
can't I have waited? can't you have waited? can't he have waited? can't we have waited? can't you have waited? can't they have waited?	can't I have been waiting? can't you have been waiting? can't he have been waiting? can't we have been waiting? can't you have been waiting? can't they have been waiting?