I must tamper you must tamper she must tamper we must tamper you must tamper they must tamper
Forma con V-ing
I must be tampering you must be tampering she must be tampering we must be tampering you must be tampering they must be tampering
Perfecto
I must have tampered you must have tampered she must have tampered we must have tampered you must have tampered they must have tampered
Perfecto con V-ing
I must have been tampering you must have been tampering she must have been tampering we must have been tampering you must have been tampering they must have been tampering
Negación
Forma simple
I must not tamper you must not tamper she must not tamper we must not tamper you must not tamper they must not tamper
Forma con V-ing
I must not be tampering you must not be tampering she must not be tampering we must not be tampering you must not be tampering they must not be tampering
Perfecto
I must not have tampered you must not have tampered she must not have tampered we must not have tampered you must not have tampered they must not have tampered
Perfecto con V-ing
I must not have been tampering you must not have been tampering she must not have been tampering we must not have been tampering you must not have been tampering they must not have been tampering
Forma interrogativa
Forma simple
must I tamper? must you tamper? must she tamper? must we tamper? must you tamper? must they tamper?
Forma con V-ing
must I be tampering? must you be tampering? must she be tampering? must we be tampering? must you be tampering? must they be tampering?
Perfecto
must I have tampered? must you have tampered? must she have tampered? must we have tampered? must you have tampered? must they have tampered?
Perfecto con V-ing
must I have been tampering? must you have been tampering? must she have been tampering? must we have been tampering? must you have been tampering? must they have been tampering?
Forma interro-negativa
Forma simple
must I not tamper? must you not tamper? must she not tamper? must we not tamper? must you not tamper? must they not tamper?
Forma con V-ing
must I not be tampering? must you not be tampering? must she not be tampering? must we not be tampering? must you not be tampering? must they not be tampering?
Perfecto
must I not have tampered? must you not have tampered? must she not have tampered? must we not have tampered? must you not have tampered? must they not have tampered?
Perfecto con V-ing
must I not have been tampering? must you not have been tampering? must she not have been tampering? must we not have been tampering? must you not have been tampering? must they not have been tampering?