can rubberneck
Regular verb: rubberneck - rubbernecked- rubbernecked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can rubberneck
you can rubberneck
he can rubberneck
we can rubberneck
you can rubberneck
they can rubberneck 	I can be rubbernecking
you can be rubbernecking
he can be rubbernecking
we can be rubbernecking
you can be rubbernecking
they can be rubbernecking	I can have rubbernecked
you can have rubbernecked
he can have rubbernecked
we can have rubbernecked
you can have rubbernecked
they can have rubbernecked	I can have been rubbernecking
you can have been rubbernecking
he can have been rubbernecking
we can have been rubbernecking
you can have been rubbernecking
they can have been rubbernecking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't rubberneck
you can't rubberneck
he can't rubberneck
we can't rubberneck
you can't rubberneck
they can't rubberneck 	I can't be rubbernecking
you can't be rubbernecking
he can't be rubbernecking
we can't be rubbernecking
you can't be rubbernecking
they can't be rubbernecking	I can't have rubbernecked
you can't have rubbernecked
he can't have rubbernecked
we can't have rubbernecked
you can't have rubbernecked
they can't have rubbernecked	I can't have been rubbernecking
you can't have been rubbernecking
he can't have been rubbernecking
we can't have been rubbernecking
you can't have been rubbernecking
they can't have been rubbernecking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I rubberneck?
can you rubberneck?
can he rubberneck?
can we rubberneck?
can you rubberneck?
can they rubberneck? 	can I be rubbernecking?
can you be rubbernecking?
can he be rubbernecking?
can we be rubbernecking?
can you be rubbernecking?
can they be rubbernecking? 	can I have rubbernecked?
can you have rubbernecked?
can he have rubbernecked?
can we have rubbernecked?
can you have rubbernecked?
can they have rubbernecked? 	can I have been rubbernecking?
can you have been rubbernecking?
can he have been rubbernecking?
can we have been rubbernecking?
can you have been rubbernecking?
can they have been rubbernecking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I rubberneck?
can't you rubberneck?
can't he rubberneck?
can't we rubberneck?
can't you rubberneck?
can't they rubberneck? 	can't I be rubbernecking?
can't you be rubbernecking?
can't he be rubbernecking?
can't we be rubbernecking?
can't you be rubbernecking?
can't they be rubbernecking? 	can't I have rubbernecked?
can't you have rubbernecked?
can't he have rubbernecked?
can't we have rubbernecked?
can't you have rubbernecked?
can't they have rubbernecked? 	can't I have been rubbernecking?
can't you have been rubbernecking?
can't he have been rubbernecking?
can't we have been rubbernecking?
can't you have been rubbernecking?
can't they have been rubbernecking?