must abseil
Verbo regular: abseil - abseiled- abseiled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must abseil
you must abseil
he must abseil
we must abseil
you must abseil
they must abseil 	I must be abseiling
you must be abseiling
he must be abseiling
we must be abseiling
you must be abseiling
they must be abseiling	I must have abseiled
you must have abseiled
he must have abseiled
we must have abseiled
you must have abseiled
they must have abseiled	I must have been abseiling
you must have been abseiling
he must have been abseiling
we must have been abseiling
you must have been abseiling
they must have been abseiling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't abseil
you mustn't abseil
he mustn't abseil
we mustn't abseil
you mustn't abseil
they mustn't abseil 	I mustn't be abseiling
you mustn't be abseiling
he mustn't be abseiling
we mustn't be abseiling
you mustn't be abseiling
they mustn't be abseiling	I mustn't have abseiled
you mustn't have abseiled
he mustn't have abseiled
we mustn't have abseiled
you mustn't have abseiled
they mustn't have abseiled	I mustn't have been abseiling
you mustn't have been abseiling
he mustn't have been abseiling
we mustn't have been abseiling
you mustn't have been abseiling
they mustn't have been abseiling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I abseil?
must you abseil?
must he abseil?
must we abseil?
must you abseil?
must they abseil? 	must I be abseiling?
must you be abseiling?
must he be abseiling?
must we be abseiling?
must you be abseiling?
must they be abseiling? 	must I have abseiled?
must you have abseiled?
must he have abseiled?
must we have abseiled?
must you have abseiled?
must they have abseiled? 	must I have been abseiling?
must you have been abseiling?
must he have been abseiling?
must we have been abseiling?
must you have been abseiling?
must they have been abseiling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I abseil?
mustn't you abseil?
mustn't he abseil?
mustn't we abseil?
mustn't you abseil?
mustn't they abseil? 	mustn't I be abseiling?
mustn't you be abseiling?
mustn't he be abseiling?
mustn't we be abseiling?
mustn't you be abseiling?
mustn't they be abseiling? 	mustn't I have abseiled?
mustn't you have abseiled?
mustn't he have abseiled?
mustn't we have abseiled?
mustn't you have abseiled?
mustn't they have abseiled? 	mustn't I have been abseiling?
mustn't you have been abseiling?
mustn't he have been abseiling?
mustn't we have been abseiling?
mustn't you have been abseiling?
mustn't they have been abseiling?