can crunch
Regular verb: crunch - crunched- crunched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can crunch
you can crunch
she can crunch
we can crunch
you can crunch
they can crunch 	I can be crunching
you can be crunching
she can be crunching
we can be crunching
you can be crunching
they can be crunching	I can have crunched
you can have crunched
she can have crunched
we can have crunched
you can have crunched
they can have crunched	I can have been crunching
you can have been crunching
she can have been crunching
we can have been crunching
you can have been crunching
they can have been crunching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't crunch
you can't crunch
she can't crunch
we can't crunch
you can't crunch
they can't crunch 	I can't be crunching
you can't be crunching
she can't be crunching
we can't be crunching
you can't be crunching
they can't be crunching	I can't have crunched
you can't have crunched
she can't have crunched
we can't have crunched
you can't have crunched
they can't have crunched	I can't have been crunching
you can't have been crunching
she can't have been crunching
we can't have been crunching
you can't have been crunching
they can't have been crunching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I crunch?
can you crunch?
can she crunch?
can we crunch?
can you crunch?
can they crunch? 	can I be crunching?
can you be crunching?
can she be crunching?
can we be crunching?
can you be crunching?
can they be crunching? 	can I have crunched?
can you have crunched?
can she have crunched?
can we have crunched?
can you have crunched?
can they have crunched? 	can I have been crunching?
can you have been crunching?
can she have been crunching?
can we have been crunching?
can you have been crunching?
can they have been crunching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I crunch?
can't you crunch?
can't she crunch?
can't we crunch?
can't you crunch?
can't they crunch? 	can't I be crunching?
can't you be crunching?
can't she be crunching?
can't we be crunching?
can't you be crunching?
can't they be crunching? 	can't I have crunched?
can't you have crunched?
can't she have crunched?
can't we have crunched?
can't you have crunched?
can't they have crunched? 	can't I have been crunching?
can't you have been crunching?
can't she have been crunching?
can't we have been crunching?
can't you have been crunching?
can't they have been crunching?