can desert
Regular verb: desert - deserted- deserted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can desert
you can desert
he can desert
we can desert
you can desert
they can desert 	I can be deserting
you can be deserting
he can be deserting
we can be deserting
you can be deserting
they can be deserting	I can have deserted
you can have deserted
he can have deserted
we can have deserted
you can have deserted
they can have deserted	I can have been deserting
you can have been deserting
he can have been deserting
we can have been deserting
you can have been deserting
they can have been deserting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't desert
you can't desert
he can't desert
we can't desert
you can't desert
they can't desert 	I can't be deserting
you can't be deserting
he can't be deserting
we can't be deserting
you can't be deserting
they can't be deserting	I can't have deserted
you can't have deserted
he can't have deserted
we can't have deserted
you can't have deserted
they can't have deserted	I can't have been deserting
you can't have been deserting
he can't have been deserting
we can't have been deserting
you can't have been deserting
they can't have been deserting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I desert?
can you desert?
can he desert?
can we desert?
can you desert?
can they desert? 	can I be deserting?
can you be deserting?
can he be deserting?
can we be deserting?
can you be deserting?
can they be deserting? 	can I have deserted?
can you have deserted?
can he have deserted?
can we have deserted?
can you have deserted?
can they have deserted? 	can I have been deserting?
can you have been deserting?
can he have been deserting?
can we have been deserting?
can you have been deserting?
can they have been deserting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I desert?
can't you desert?
can't he desert?
can't we desert?
can't you desert?
can't they desert? 	can't I be deserting?
can't you be deserting?
can't he be deserting?
can't we be deserting?
can't you be deserting?
can't they be deserting? 	can't I have deserted?
can't you have deserted?
can't he have deserted?
can't we have deserted?
can't you have deserted?
can't they have deserted? 	can't I have been deserting?
can't you have been deserting?
can't he have been deserting?
can't we have been deserting?
can't you have been deserting?
can't they have been deserting?