must flop
Verbo regular: flop - flopped- flopped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must flop
you must flop
she must flop
we must flop
you must flop
they must flop 	I must be flopping
you must be flopping
she must be flopping
we must be flopping
you must be flopping
they must be flopping	I must have flopped
you must have flopped
she must have flopped
we must have flopped
you must have flopped
they must have flopped	I must have been flopping
you must have been flopping
she must have been flopping
we must have been flopping
you must have been flopping
they must have been flopping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not flop
you must not flop
she must not flop
we must not flop
you must not flop
they must not flop 	I must not be flopping
you must not be flopping
she must not be flopping
we must not be flopping
you must not be flopping
they must not be flopping	I must not have flopped
you must not have flopped
she must not have flopped
we must not have flopped
you must not have flopped
they must not have flopped	I must not have been flopping
you must not have been flopping
she must not have been flopping
we must not have been flopping
you must not have been flopping
they must not have been flopping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I flop?
must you flop?
must she flop?
must we flop?
must you flop?
must they flop? 	must I be flopping?
must you be flopping?
must she be flopping?
must we be flopping?
must you be flopping?
must they be flopping? 	must I have flopped?
must you have flopped?
must she have flopped?
must we have flopped?
must you have flopped?
must they have flopped? 	must I have been flopping?
must you have been flopping?
must she have been flopping?
must we have been flopping?
must you have been flopping?
must they have been flopping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not flop?
must you not flop?
must she not flop?
must we not flop?
must you not flop?
must they not flop? 	must I not be flopping?
must you not be flopping?
must she not be flopping?
must we not be flopping?
must you not be flopping?
must they not be flopping? 	must I not have flopped?
must you not have flopped?
must she not have flopped?
must we not have flopped?
must you not have flopped?
must they not have flopped? 	must I not have been flopping?
must you not have been flopping?
must she not have been flopping?
must we not have been flopping?
must you not have been flopping?
must they not have been flopping?