Conjugación del verbo inglés
MUST TREPHINE

Verbo regular: trephine - trephined - trephined

Afirmación

Forma simple	Forma con V-ing
I must trephine you must trephine she must trephine we must trephine you must trephine they must trephine	I must be trephining you must be trephining she must be trephining we must be trephining you must be trephining they must be trephining
Perfecto	Perfecto con V-ing
I must have trephined you must have trephined she must have trephined we must have trephined you must have trephined they must have trephined	I must have been trephining you must have been trephining she must have been trephining we must have been trephining you must have been trephining they must have been trephining

Negación

Forma simple	Forma con V-ing
I mustn't trephine you mustn't trephine she mustn't trephine we mustn't trephine you mustn't trephine they mustn't trephine	I mustn't be trephining you mustn't be trephining she mustn't be trephining we mustn't be trephining you mustn't be trephining they mustn't be trephining
Perfecto	Perfecto con V-ing
I mustn't have trephined you mustn't have trephined she mustn't have trephined we mustn't have trephined you mustn't have trephined they mustn't have trephined	I mustn't have been trephining you mustn't have been trephining she mustn't have been trephining we mustn't have been trephining you mustn't have been trephining they mustn't have been trephining

Forma interrogativa

Forma simple	Forma con V-ing
must I trephine? must you trephine? must she trephine? must we trephine? must you trephine? must they trephine?	must I be trephining? must you be trephining? must she be trephining? must we be trephining? must you be trephining? must they be trephining?
Perfecto	Perfecto con V-ing
must I have trephined? must you have trephined? must she have trephined? must we have trephined? must you have trephined? must they have trephined?	must I have been trephining? must you have been trephining? must she have been trephining? must we have been trephining? must you have been trephining? must they have been trephining?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I trephine? mustn't you trephine? mustn't she trephine? mustn't we trephine? mustn't you trephine? mustn't they trephine?	mustn't I be trephining? mustn't you be trephining? mustn't she be trephining? mustn't we be trephining? mustn't you be trephining? mustn't they be trephining?
Perfecto	Perfecto con V-ing
mustn't I have trephined? mustn't you have trephined? mustn't she have trephined? mustn't we have trephined? mustn't you have trephined? mustn't they have trephined?	mustn't I have been trephining? mustn't you have been trephining? mustn't she have been trephining? mustn't we have been trephining? mustn't you have been trephining? mustn't they have been trephining?