can quest
Regular verb: quest - quested- quested

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can quest
you can quest
he can quest
we can quest
you can quest
they can quest 	I can be questing
you can be questing
he can be questing
we can be questing
you can be questing
they can be questing	I can have quested
you can have quested
he can have quested
we can have quested
you can have quested
they can have quested	I can have been questing
you can have been questing
he can have been questing
we can have been questing
you can have been questing
they can have been questing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't quest
you can't quest
he can't quest
we can't quest
you can't quest
they can't quest 	I can't be questing
you can't be questing
he can't be questing
we can't be questing
you can't be questing
they can't be questing	I can't have quested
you can't have quested
he can't have quested
we can't have quested
you can't have quested
they can't have quested	I can't have been questing
you can't have been questing
he can't have been questing
we can't have been questing
you can't have been questing
they can't have been questing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I quest?
can you quest?
can he quest?
can we quest?
can you quest?
can they quest? 	can I be questing?
can you be questing?
can he be questing?
can we be questing?
can you be questing?
can they be questing? 	can I have quested?
can you have quested?
can he have quested?
can we have quested?
can you have quested?
can they have quested? 	can I have been questing?
can you have been questing?
can he have been questing?
can we have been questing?
can you have been questing?
can they have been questing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I quest?
can't you quest?
can't he quest?
can't we quest?
can't you quest?
can't they quest? 	can't I be questing?
can't you be questing?
can't he be questing?
can't we be questing?
can't you be questing?
can't they be questing? 	can't I have quested?
can't you have quested?
can't he have quested?
can't we have quested?
can't you have quested?
can't they have quested? 	can't I have been questing?
can't you have been questing?
can't he have been questing?
can't we have been questing?
can't you have been questing?
can't they have been questing?