can help
Regular verb: help - helped- helped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can help
you can help
she can help
we can help
you can help
they can help 	I can be helping
you can be helping
she can be helping
we can be helping
you can be helping
they can be helping	I can have helped
you can have helped
she can have helped
we can have helped
you can have helped
they can have helped	I can have been helping
you can have been helping
she can have been helping
we can have been helping
you can have been helping
they can have been helping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't help
you can't help
she can't help
we can't help
you can't help
they can't help 	I can't be helping
you can't be helping
she can't be helping
we can't be helping
you can't be helping
they can't be helping	I can't have helped
you can't have helped
she can't have helped
we can't have helped
you can't have helped
they can't have helped	I can't have been helping
you can't have been helping
she can't have been helping
we can't have been helping
you can't have been helping
they can't have been helping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I help?
can you help?
can she help?
can we help?
can you help?
can they help? 	can I be helping?
can you be helping?
can she be helping?
can we be helping?
can you be helping?
can they be helping? 	can I have helped?
can you have helped?
can she have helped?
can we have helped?
can you have helped?
can they have helped? 	can I have been helping?
can you have been helping?
can she have been helping?
can we have been helping?
can you have been helping?
can they have been helping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I help?
can't you help?
can't she help?
can't we help?
can't you help?
can't they help? 	can't I be helping?
can't you be helping?
can't she be helping?
can't we be helping?
can't you be helping?
can't they be helping? 	can't I have helped?
can't you have helped?
can't she have helped?
can't we have helped?
can't you have helped?
can't they have helped? 	can't I have been helping?
can't you have been helping?
can't she have been helping?
can't we have been helping?
can't you have been helping?
can't they have been helping?