I must throttle you must throttle she must throttle we must throttle you must throttle they must throttle
Forma con V-ing
I must be throttling you must be throttling she must be throttling we must be throttling you must be throttling they must be throttling
Perfecto
I must have throttled you must have throttled she must have throttled we must have throttled you must have throttled they must have throttled
Perfecto con V-ing
I must have been throttling you must have been throttling she must have been throttling we must have been throttling you must have been throttling they must have been throttling
Negación
Forma simple
I must not throttle you must not throttle she must not throttle we must not throttle you must not throttle they must not throttle
Forma con V-ing
I must not be throttling you must not be throttling she must not be throttling we must not be throttling you must not be throttling they must not be throttling
Perfecto
I must not have throttled you must not have throttled she must not have throttled we must not have throttled you must not have throttled they must not have throttled
Perfecto con V-ing
I must not have been throttling you must not have been throttling she must not have been throttling we must not have been throttling you must not have been throttling they must not have been throttling
Forma interrogativa
Forma simple
must I throttle? must you throttle? must she throttle? must we throttle? must you throttle? must they throttle?
Forma con V-ing
must I be throttling? must you be throttling? must she be throttling? must we be throttling? must you be throttling? must they be throttling?
Perfecto
must I have throttled? must you have throttled? must she have throttled? must we have throttled? must you have throttled? must they have throttled?
Perfecto con V-ing
must I have been throttling? must you have been throttling? must she have been throttling? must we have been throttling? must you have been throttling? must they have been throttling?
Forma interro-negativa
Forma simple
must I not throttle? must you not throttle? must she not throttle? must we not throttle? must you not throttle? must they not throttle?
Forma con V-ing
must I not be throttling? must you not be throttling? must she not be throttling? must we not be throttling? must you not be throttling? must they not be throttling?
Perfecto
must I not have throttled? must you not have throttled? must she not have throttled? must we not have throttled? must you not have throttled? must they not have throttled?
Perfecto con V-ing
must I not have been throttling? must you not have been throttling? must she not have been throttling? must we not have been throttling? must you not have been throttling? must they not have been throttling?