can spot-check
Regular verb: spot-check - spot-checked- spot-checked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can spot-check
you can spot-check
he can spot-check
we can spot-check
you can spot-check
they can spot-check 	I can be spot-checking
you can be spot-checking
he can be spot-checking
we can be spot-checking
you can be spot-checking
they can be spot-checking	I can have spot-checked
you can have spot-checked
he can have spot-checked
we can have spot-checked
you can have spot-checked
they can have spot-checked	I can have been spot-checking
you can have been spot-checking
he can have been spot-checking
we can have been spot-checking
you can have been spot-checking
they can have been spot-checking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't spot-check
you can't spot-check
he can't spot-check
we can't spot-check
you can't spot-check
they can't spot-check 	I can't be spot-checking
you can't be spot-checking
he can't be spot-checking
we can't be spot-checking
you can't be spot-checking
they can't be spot-checking	I can't have spot-checked
you can't have spot-checked
he can't have spot-checked
we can't have spot-checked
you can't have spot-checked
they can't have spot-checked	I can't have been spot-checking
you can't have been spot-checking
he can't have been spot-checking
we can't have been spot-checking
you can't have been spot-checking
they can't have been spot-checking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I spot-check?
can you spot-check?
can he spot-check?
can we spot-check?
can you spot-check?
can they spot-check? 	can I be spot-checking?
can you be spot-checking?
can he be spot-checking?
can we be spot-checking?
can you be spot-checking?
can they be spot-checking? 	can I have spot-checked?
can you have spot-checked?
can he have spot-checked?
can we have spot-checked?
can you have spot-checked?
can they have spot-checked? 	can I have been spot-checking?
can you have been spot-checking?
can he have been spot-checking?
can we have been spot-checking?
can you have been spot-checking?
can they have been spot-checking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I spot-check?
can't you spot-check?
can't he spot-check?
can't we spot-check?
can't you spot-check?
can't they spot-check? 	can't I be spot-checking?
can't you be spot-checking?
can't he be spot-checking?
can't we be spot-checking?
can't you be spot-checking?
can't they be spot-checking? 	can't I have spot-checked?
can't you have spot-checked?
can't he have spot-checked?
can't we have spot-checked?
can't you have spot-checked?
can't they have spot-checked? 	can't I have been spot-checking?
can't you have been spot-checking?
can't he have been spot-checking?
can't we have been spot-checking?
can't you have been spot-checking?
can't they have been spot-checking?