can fend
Regular verb: fend - fended- fended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can fend
you can fend
he can fend
we can fend
you can fend
they can fend 	I can be fending
you can be fending
he can be fending
we can be fending
you can be fending
they can be fending	I can have fended
you can have fended
he can have fended
we can have fended
you can have fended
they can have fended	I can have been fending
you can have been fending
he can have been fending
we can have been fending
you can have been fending
they can have been fending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't fend
you can't fend
he can't fend
we can't fend
you can't fend
they can't fend 	I can't be fending
you can't be fending
he can't be fending
we can't be fending
you can't be fending
they can't be fending	I can't have fended
you can't have fended
he can't have fended
we can't have fended
you can't have fended
they can't have fended	I can't have been fending
you can't have been fending
he can't have been fending
we can't have been fending
you can't have been fending
they can't have been fending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I fend?
can you fend?
can he fend?
can we fend?
can you fend?
can they fend? 	can I be fending?
can you be fending?
can he be fending?
can we be fending?
can you be fending?
can they be fending? 	can I have fended?
can you have fended?
can he have fended?
can we have fended?
can you have fended?
can they have fended? 	can I have been fending?
can you have been fending?
can he have been fending?
can we have been fending?
can you have been fending?
can they have been fending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I fend?
can't you fend?
can't he fend?
can't we fend?
can't you fend?
can't they fend? 	can't I be fending?
can't you be fending?
can't he be fending?
can't we be fending?
can't you be fending?
can't they be fending? 	can't I have fended?
can't you have fended?
can't he have fended?
can't we have fended?
can't you have fended?
can't they have fended? 	can't I have been fending?
can't you have been fending?
can't he have been fending?
can't we have been fending?
can't you have been fending?
can't they have been fending?