can earth
Regular verb: earth - earthed- earthed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can earth
you can earth
she can earth
we can earth
you can earth
they can earth 	I can be earthing
you can be earthing
she can be earthing
we can be earthing
you can be earthing
they can be earthing	I can have earthed
you can have earthed
she can have earthed
we can have earthed
you can have earthed
they can have earthed	I can have been earthing
you can have been earthing
she can have been earthing
we can have been earthing
you can have been earthing
they can have been earthing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't earth
you can't earth
she can't earth
we can't earth
you can't earth
they can't earth 	I can't be earthing
you can't be earthing
she can't be earthing
we can't be earthing
you can't be earthing
they can't be earthing	I can't have earthed
you can't have earthed
she can't have earthed
we can't have earthed
you can't have earthed
they can't have earthed	I can't have been earthing
you can't have been earthing
she can't have been earthing
we can't have been earthing
you can't have been earthing
they can't have been earthing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I earth?
can you earth?
can she earth?
can we earth?
can you earth?
can they earth? 	can I be earthing?
can you be earthing?
can she be earthing?
can we be earthing?
can you be earthing?
can they be earthing? 	can I have earthed?
can you have earthed?
can she have earthed?
can we have earthed?
can you have earthed?
can they have earthed? 	can I have been earthing?
can you have been earthing?
can she have been earthing?
can we have been earthing?
can you have been earthing?
can they have been earthing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I earth?
can't you earth?
can't she earth?
can't we earth?
can't you earth?
can't they earth? 	can't I be earthing?
can't you be earthing?
can't she be earthing?
can't we be earthing?
can't you be earthing?
can't they be earthing? 	can't I have earthed?
can't you have earthed?
can't she have earthed?
can't we have earthed?
can't you have earthed?
can't they have earthed? 	can't I have been earthing?
can't you have been earthing?
can't she have been earthing?
can't we have been earthing?
can't you have been earthing?
can't they have been earthing?