English verb conjugation
CAN YADA-YADA

Regular verb: yada-yada - yada-yadaed - yada-yadaed

Affirmation

Simple form	V-ing form
I can yada-yada you can yada-yada he can yada-yada we can yada-yada you can yada-yada they can yada-yada	I can be yada-yadaing you can be yada-yadaing he can be yada-yadaing we can be yada-yadaing you can be yada-yadaing they can be yada-yadaing
Perfect	V-ing perfect
I can have yada-yadaed you can have yada-yadaed he can have yada-yadaed we can have yada-yadaed you can have yada-yadaed they can have yada-yadaed	I can have been yada-yadaing you can have been yada-yadaing he can have been yada-yadaing we can have been yada-yadaing you can have been yada-yadaing they can have been yada-yadaing

Negation

Simple form	V-ing form
I can't yada-yada you can't yada-yada he can't yada-yada we can't yada-yada you can't yada-yada they can't yada-yada	I can't be yada-yadaing you can't be yada-yadaing he can't be yada-yadaing we can't be yada-yadaing you can't be yada-yadaing they can't be yada-yadaing
Perfect	V-ing perfect
I can't have yada-yadaed you can't have yada-yadaed he can't have yada-yadaed we can't have yada-yadaed you can't have yada-yadaed they can't have yada-yadaed	I can't have been yada-yadaing you can't have been yada-yadaing he can't have been yada-yadaing we can't have been yada-yadaing you can't have been yada-yadaing they can't have been yada-yadaing

Interrogative form

Simple form	V-ing form
can I yada-yada? can you yada-yada? can he yada-yada? can we yada-yada? can you yada-yada? can they yada-yada?	can I be yada-yadaing? can you be yada-yadaing? can he be yada-yadaing? can we be yada-yadaing? can you be yada-yadaing? can they be yada-yadaing?
Perfect	V-ing perfect
can I have yada-yadaed? can you have yada-yadaed? can he have yada-yadaed? can we have yada-yadaed? can you have yada-yadaed? can they have yada-yadaed?	can I have been yada-yadaing? can you have been yada-yadaing? can he have been yada-yadaing? can we have been yada-yadaing? can you have been yada-yadaing? can they have been yada-yadaing?

Interro-negative form

Simple form	V-ing form
can't I yada-yada? can't you yada-yada? can't he yada-yada? can't we yada-yada? can't you yada-yada? can't they yada-yada?	can't I be yada-yadaing? can't you be yada-yadaing? can't he be yada-yadaing? can't we be yada-yadaing? can't you be yada-yadaing? can't they be yada-yadaing?
Perfect	V-ing perfect
can't I have yada-yadaed? can't you have yada-yadaed? can't he have yada-yadaed? can't we have yada-yadaed? can't you have yada-yadaed? can't they have yada-yadaed?	can't I have been yada-yadaing? can't you have been yada-yadaing? can't he have been yada-yadaing? can't we have been yada-yadaing? can't you have been yada-yadaing? can't they have been yada-yadaing?