I must turbocharge you must turbocharge she must turbocharge we must turbocharge you must turbocharge they must turbocharge
V-ing form
I must be turbocharging you must be turbocharging she must be turbocharging we must be turbocharging you must be turbocharging they must be turbocharging
Perfect
I must have turbocharged you must have turbocharged she must have turbocharged we must have turbocharged you must have turbocharged they must have turbocharged
V-ing perfect
I must have been turbocharging you must have been turbocharging she must have been turbocharging we must have been turbocharging you must have been turbocharging they must have been turbocharging
Negation
Simple form
I mustn't turbocharge you mustn't turbocharge she mustn't turbocharge we mustn't turbocharge you mustn't turbocharge they mustn't turbocharge
V-ing form
I mustn't be turbocharging you mustn't be turbocharging she mustn't be turbocharging we mustn't be turbocharging you mustn't be turbocharging they mustn't be turbocharging
Perfect
I mustn't have turbocharged you mustn't have turbocharged she mustn't have turbocharged we mustn't have turbocharged you mustn't have turbocharged they mustn't have turbocharged
V-ing perfect
I mustn't have been turbocharging you mustn't have been turbocharging she mustn't have been turbocharging we mustn't have been turbocharging you mustn't have been turbocharging they mustn't have been turbocharging
Interrogative form
Simple form
must I turbocharge? must you turbocharge? must she turbocharge? must we turbocharge? must you turbocharge? must they turbocharge?
V-ing form
must I be turbocharging? must you be turbocharging? must she be turbocharging? must we be turbocharging? must you be turbocharging? must they be turbocharging?
Perfect
must I have turbocharged? must you have turbocharged? must she have turbocharged? must we have turbocharged? must you have turbocharged? must they have turbocharged?
V-ing perfect
must I have been turbocharging? must you have been turbocharging? must she have been turbocharging? must we have been turbocharging? must you have been turbocharging? must they have been turbocharging?
Interro-negative form
Simple form
mustn't I turbocharge? mustn't you turbocharge? mustn't she turbocharge? mustn't we turbocharge? mustn't you turbocharge? mustn't they turbocharge?
V-ing form
mustn't I be turbocharging? mustn't you be turbocharging? mustn't she be turbocharging? mustn't we be turbocharging? mustn't you be turbocharging? mustn't they be turbocharging?
Perfect
mustn't I have turbocharged? mustn't you have turbocharged? mustn't she have turbocharged? mustn't we have turbocharged? mustn't you have turbocharged? mustn't they have turbocharged?
V-ing perfect
mustn't I have been turbocharging? mustn't you have been turbocharging? mustn't she have been turbocharging? mustn't we have been turbocharging? mustn't you have been turbocharging? mustn't they have been turbocharging?