must twinkle
Verbo regular: twinkle - twinkled- twinkled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must twinkle
you must twinkle
she must twinkle
we must twinkle
you must twinkle
they must twinkle 	I must be twinkling
you must be twinkling
she must be twinkling
we must be twinkling
you must be twinkling
they must be twinkling	I must have twinkled
you must have twinkled
she must have twinkled
we must have twinkled
you must have twinkled
they must have twinkled	I must have been twinkling
you must have been twinkling
she must have been twinkling
we must have been twinkling
you must have been twinkling
they must have been twinkling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not twinkle
you must not twinkle
she must not twinkle
we must not twinkle
you must not twinkle
they must not twinkle 	I must not be twinkling
you must not be twinkling
she must not be twinkling
we must not be twinkling
you must not be twinkling
they must not be twinkling	I must not have twinkled
you must not have twinkled
she must not have twinkled
we must not have twinkled
you must not have twinkled
they must not have twinkled	I must not have been twinkling
you must not have been twinkling
she must not have been twinkling
we must not have been twinkling
you must not have been twinkling
they must not have been twinkling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I twinkle?
must you twinkle?
must she twinkle?
must we twinkle?
must you twinkle?
must they twinkle? 	must I be twinkling?
must you be twinkling?
must she be twinkling?
must we be twinkling?
must you be twinkling?
must they be twinkling? 	must I have twinkled?
must you have twinkled?
must she have twinkled?
must we have twinkled?
must you have twinkled?
must they have twinkled? 	must I have been twinkling?
must you have been twinkling?
must she have been twinkling?
must we have been twinkling?
must you have been twinkling?
must they have been twinkling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not twinkle?
must you not twinkle?
must she not twinkle?
must we not twinkle?
must you not twinkle?
must they not twinkle? 	must I not be twinkling?
must you not be twinkling?
must she not be twinkling?
must we not be twinkling?
must you not be twinkling?
must they not be twinkling? 	must I not have twinkled?
must you not have twinkled?
must she not have twinkled?
must we not have twinkled?
must you not have twinkled?
must they not have twinkled? 	must I not have been twinkling?
must you not have been twinkling?
must she not have been twinkling?
must we not have been twinkling?
must you not have been twinkling?
must they not have been twinkling?