can launch
Regular verb: launch - launched- launched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can launch
you can launch
she can launch
we can launch
you can launch
they can launch 	I can be launching
you can be launching
she can be launching
we can be launching
you can be launching
they can be launching	I can have launched
you can have launched
she can have launched
we can have launched
you can have launched
they can have launched	I can have been launching
you can have been launching
she can have been launching
we can have been launching
you can have been launching
they can have been launching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't launch
you can't launch
she can't launch
we can't launch
you can't launch
they can't launch 	I can't be launching
you can't be launching
she can't be launching
we can't be launching
you can't be launching
they can't be launching	I can't have launched
you can't have launched
she can't have launched
we can't have launched
you can't have launched
they can't have launched	I can't have been launching
you can't have been launching
she can't have been launching
we can't have been launching
you can't have been launching
they can't have been launching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I launch?
can you launch?
can she launch?
can we launch?
can you launch?
can they launch? 	can I be launching?
can you be launching?
can she be launching?
can we be launching?
can you be launching?
can they be launching? 	can I have launched?
can you have launched?
can she have launched?
can we have launched?
can you have launched?
can they have launched? 	can I have been launching?
can you have been launching?
can she have been launching?
can we have been launching?
can you have been launching?
can they have been launching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I launch?
can't you launch?
can't she launch?
can't we launch?
can't you launch?
can't they launch? 	can't I be launching?
can't you be launching?
can't she be launching?
can't we be launching?
can't you be launching?
can't they be launching? 	can't I have launched?
can't you have launched?
can't she have launched?
can't we have launched?
can't you have launched?
can't they have launched? 	can't I have been launching?
can't you have been launching?
can't she have been launching?
can't we have been launching?
can't you have been launching?
can't they have been launching?