must cloud
Verbo regular: cloud - clouded- clouded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must cloud
you must cloud
he must cloud
we must cloud
you must cloud
they must cloud 	I must be clouding
you must be clouding
he must be clouding
we must be clouding
you must be clouding
they must be clouding	I must have clouded
you must have clouded
he must have clouded
we must have clouded
you must have clouded
they must have clouded	I must have been clouding
you must have been clouding
he must have been clouding
we must have been clouding
you must have been clouding
they must have been clouding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not cloud
you must not cloud
he must not cloud
we must not cloud
you must not cloud
they must not cloud 	I must not be clouding
you must not be clouding
he must not be clouding
we must not be clouding
you must not be clouding
they must not be clouding	I must not have clouded
you must not have clouded
he must not have clouded
we must not have clouded
you must not have clouded
they must not have clouded	I must not have been clouding
you must not have been clouding
he must not have been clouding
we must not have been clouding
you must not have been clouding
they must not have been clouding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I cloud?
must you cloud?
must he cloud?
must we cloud?
must you cloud?
must they cloud? 	must I be clouding?
must you be clouding?
must he be clouding?
must we be clouding?
must you be clouding?
must they be clouding? 	must I have clouded?
must you have clouded?
must he have clouded?
must we have clouded?
must you have clouded?
must they have clouded? 	must I have been clouding?
must you have been clouding?
must he have been clouding?
must we have been clouding?
must you have been clouding?
must they have been clouding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not cloud?
must you not cloud?
must he not cloud?
must we not cloud?
must you not cloud?
must they not cloud? 	must I not be clouding?
must you not be clouding?
must he not be clouding?
must we not be clouding?
must you not be clouding?
must they not be clouding? 	must I not have clouded?
must you not have clouded?
must he not have clouded?
must we not have clouded?
must you not have clouded?
must they not have clouded? 	must I not have been clouding?
must you not have been clouding?
must he not have been clouding?
must we not have been clouding?
must you not have been clouding?
must they not have been clouding?