English verb conjugation
CAN CLEAR

Regular verb: clear - cleared - cleared

Affirmation

Simple form	V-ing form
I can clear you can clear he can clear we can clear you can clear they can clear	I can be clearing you can be clearing he can be clearing we can be clearing you can be clearing they can be clearing
Perfect	V-ing perfect
I can have cleared you can have cleared he can have cleared we can have cleared you can have cleared they can have cleared	I can have been clearing you can have been clearing he can have been clearing we can have been clearing you can have been clearing they can have been clearing

Negation

Simple form	V-ing form
I can't clear you can't clear he can't clear we can't clear you can't clear they can't clear	I can't be clearing you can't be clearing he can't be clearing we can't be clearing you can't be clearing they can't be clearing
Perfect	V-ing perfect
I can't have cleared you can't have cleared he can't have cleared we can't have cleared you can't have cleared they can't have cleared	I can't have been clearing you can't have been clearing he can't have been clearing we can't have been clearing you can't have been clearing they can't have been clearing

Interrogative form

Simple form	V-ing form
can I clear? can you clear? can he clear? can we clear? can you clear? can they clear?	can I be clearing? can you be clearing? can he be clearing? can we be clearing? can you be clearing? can they be clearing?
Perfect	V-ing perfect
can I have cleared? can you have cleared? can he have cleared? can we have cleared? can you have cleared? can they have cleared?	can I have been clearing? can you have been clearing? can he have been clearing? can we have been clearing? can you have been clearing? can they have been clearing?

Interro-negative form

Simple form	V-ing form
can't I clear? can't you clear? can't he clear? can't we clear? can't you clear? can't they clear?	can't I be clearing? can't you be clearing? can't he be clearing? can't we be clearing? can't you be clearing? can't they be clearing?
Perfect	V-ing perfect
can't I have cleared? can't you have cleared? can't he have cleared? can't we have cleared? can't you have cleared? can't they have cleared?	can't I have been clearing? can't you have been clearing? can't he have been clearing? can't we have been clearing? can't you have been clearing? can't they have been clearing?