must ting
Verbo regular: ting - tinged- tinged

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must ting
you must ting
he must ting
we must ting
you must ting
they must ting 	I must be tinging
you must be tinging
he must be tinging
we must be tinging
you must be tinging
they must be tinging	I must have tinged
you must have tinged
he must have tinged
we must have tinged
you must have tinged
they must have tinged	I must have been tinging
you must have been tinging
he must have been tinging
we must have been tinging
you must have been tinging
they must have been tinging	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not ting
you must not ting
he must not ting
we must not ting
you must not ting
they must not ting 	I must not be tinging
you must not be tinging
he must not be tinging
we must not be tinging
you must not be tinging
they must not be tinging	I must not have tinged
you must not have tinged
he must not have tinged
we must not have tinged
you must not have tinged
they must not have tinged	I must not have been tinging
you must not have been tinging
he must not have been tinging
we must not have been tinging
you must not have been tinging
they must not have been tinging	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I ting?
must you ting?
must he ting?
must we ting?
must you ting?
must they ting? 	must I be tinging?
must you be tinging?
must he be tinging?
must we be tinging?
must you be tinging?
must they be tinging? 	must I have tinged?
must you have tinged?
must he have tinged?
must we have tinged?
must you have tinged?
must they have tinged? 	must I have been tinging?
must you have been tinging?
must he have been tinging?
must we have been tinging?
must you have been tinging?
must they have been tinging? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not ting?
must you not ting?
must he not ting?
must we not ting?
must you not ting?
must they not ting? 	must I not be tinging?
must you not be tinging?
must he not be tinging?
must we not be tinging?
must you not be tinging?
must they not be tinging? 	must I not have tinged?
must you not have tinged?
must he not have tinged?
must we not have tinged?
must you not have tinged?
must they not have tinged? 	must I not have been tinging?
must you not have been tinging?
must he not have been tinging?
must we not have been tinging?
must you not have been tinging?
must they not have been tinging?