can twine
Regular verb: twine - twined- twined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can twine
you can twine
he can twine
we can twine
you can twine
they can twine 	I can be twining
you can be twining
he can be twining
we can be twining
you can be twining
they can be twining	I can have twined
you can have twined
he can have twined
we can have twined
you can have twined
they can have twined	I can have been twining
you can have been twining
he can have been twining
we can have been twining
you can have been twining
they can have been twining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't twine
you can't twine
he can't twine
we can't twine
you can't twine
they can't twine 	I can't be twining
you can't be twining
he can't be twining
we can't be twining
you can't be twining
they can't be twining	I can't have twined
you can't have twined
he can't have twined
we can't have twined
you can't have twined
they can't have twined	I can't have been twining
you can't have been twining
he can't have been twining
we can't have been twining
you can't have been twining
they can't have been twining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I twine?
can you twine?
can he twine?
can we twine?
can you twine?
can they twine? 	can I be twining?
can you be twining?
can he be twining?
can we be twining?
can you be twining?
can they be twining? 	can I have twined?
can you have twined?
can he have twined?
can we have twined?
can you have twined?
can they have twined? 	can I have been twining?
can you have been twining?
can he have been twining?
can we have been twining?
can you have been twining?
can they have been twining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I twine?
can't you twine?
can't he twine?
can't we twine?
can't you twine?
can't they twine? 	can't I be twining?
can't you be twining?
can't he be twining?
can't we be twining?
can't you be twining?
can't they be twining? 	can't I have twined?
can't you have twined?
can't he have twined?
can't we have twined?
can't you have twined?
can't they have twined? 	can't I have been twining?
can't you have been twining?
can't he have been twining?
can't we have been twining?
can't you have been twining?
can't they have been twining?