I must line you must line she must line we must line you must line they must line
Forma con V-ing
I must be lining you must be lining she must be lining we must be lining you must be lining they must be lining
Perfecto
I must have lined you must have lined she must have lined we must have lined you must have lined they must have lined
Perfecto con V-ing
I must have been lining you must have been lining she must have been lining we must have been lining you must have been lining they must have been lining
Negación
Forma simple
I must not line you must not line she must not line we must not line you must not line they must not line
Forma con V-ing
I must not be lining you must not be lining she must not be lining we must not be lining you must not be lining they must not be lining
Perfecto
I must not have lined you must not have lined she must not have lined we must not have lined you must not have lined they must not have lined
Perfecto con V-ing
I must not have been lining you must not have been lining she must not have been lining we must not have been lining you must not have been lining they must not have been lining
Forma interrogativa
Forma simple
must I line? must you line? must she line? must we line? must you line? must they line?
Forma con V-ing
must I be lining? must you be lining? must she be lining? must we be lining? must you be lining? must they be lining?
Perfecto
must I have lined? must you have lined? must she have lined? must we have lined? must you have lined? must they have lined?
Perfecto con V-ing
must I have been lining? must you have been lining? must she have been lining? must we have been lining? must you have been lining? must they have been lining?
Forma interro-negativa
Forma simple
must I not line? must you not line? must she not line? must we not line? must you not line? must they not line?
Forma con V-ing
must I not be lining? must you not be lining? must she not be lining? must we not be lining? must you not be lining? must they not be lining?
Perfecto
must I not have lined? must you not have lined? must she not have lined? must we not have lined? must you not have lined? must they not have lined?
Perfecto con V-ing
must I not have been lining? must you not have been lining? must she not have been lining? must we not have been lining? must you not have been lining? must they not have been lining?