can grip
Regular verb: grip - gripped- gripped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can grip
you can grip
she can grip
we can grip
you can grip
they can grip 	I can be gripping
you can be gripping
she can be gripping
we can be gripping
you can be gripping
they can be gripping	I can have gripped
you can have gripped
she can have gripped
we can have gripped
you can have gripped
they can have gripped	I can have been gripping
you can have been gripping
she can have been gripping
we can have been gripping
you can have been gripping
they can have been gripping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't grip
you can't grip
she can't grip
we can't grip
you can't grip
they can't grip 	I can't be gripping
you can't be gripping
she can't be gripping
we can't be gripping
you can't be gripping
they can't be gripping	I can't have gripped
you can't have gripped
she can't have gripped
we can't have gripped
you can't have gripped
they can't have gripped	I can't have been gripping
you can't have been gripping
she can't have been gripping
we can't have been gripping
you can't have been gripping
they can't have been gripping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I grip?
can you grip?
can she grip?
can we grip?
can you grip?
can they grip? 	can I be gripping?
can you be gripping?
can she be gripping?
can we be gripping?
can you be gripping?
can they be gripping? 	can I have gripped?
can you have gripped?
can she have gripped?
can we have gripped?
can you have gripped?
can they have gripped? 	can I have been gripping?
can you have been gripping?
can she have been gripping?
can we have been gripping?
can you have been gripping?
can they have been gripping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I grip?
can't you grip?
can't she grip?
can't we grip?
can't you grip?
can't they grip? 	can't I be gripping?
can't you be gripping?
can't she be gripping?
can't we be gripping?
can't you be gripping?
can't they be gripping? 	can't I have gripped?
can't you have gripped?
can't she have gripped?
can't we have gripped?
can't you have gripped?
can't they have gripped? 	can't I have been gripping?
can't you have been gripping?
can't she have been gripping?
can't we have been gripping?
can't you have been gripping?
can't they have been gripping?