I must industrialise you must industrialise he must industrialise we must industrialise you must industrialise they must industrialise
V-ing form
I must be industrialising you must be industrialising he must be industrialising we must be industrialising you must be industrialising they must be industrialising
Perfect
I must have industrialised you must have industrialised he must have industrialised we must have industrialised you must have industrialised they must have industrialised
V-ing perfect
I must have been industrialising you must have been industrialising he must have been industrialising we must have been industrialising you must have been industrialising they must have been industrialising
Negation
Simple form
I must not industrialise you must not industrialise he must not industrialise we must not industrialise you must not industrialise they must not industrialise
V-ing form
I must not be industrialising you must not be industrialising he must not be industrialising we must not be industrialising you must not be industrialising they must not be industrialising
Perfect
I must not have industrialised you must not have industrialised he must not have industrialised we must not have industrialised you must not have industrialised they must not have industrialised
V-ing perfect
I must not have been industrialising you must not have been industrialising he must not have been industrialising we must not have been industrialising you must not have been industrialising they must not have been industrialising
Interrogative form
Simple form
must I industrialise? must you industrialise? must he industrialise? must we industrialise? must you industrialise? must they industrialise?
V-ing form
must I be industrialising? must you be industrialising? must he be industrialising? must we be industrialising? must you be industrialising? must they be industrialising?
Perfect
must I have industrialised? must you have industrialised? must he have industrialised? must we have industrialised? must you have industrialised? must they have industrialised?
V-ing perfect
must I have been industrialising? must you have been industrialising? must he have been industrialising? must we have been industrialising? must you have been industrialising? must they have been industrialising?
Interro-negative form
Simple form
must I not industrialise? must you not industrialise? must he not industrialise? must we not industrialise? must you not industrialise? must they not industrialise?
V-ing form
must I not be industrialising? must you not be industrialising? must he not be industrialising? must we not be industrialising? must you not be industrialising? must they not be industrialising?
Perfect
must I not have industrialised? must you not have industrialised? must he not have industrialised? must we not have industrialised? must you not have industrialised? must they not have industrialised?
V-ing perfect
must I not have been industrialising? must you not have been industrialising? must he not have been industrialising? must we not have been industrialising? must you not have been industrialising? must they not have been industrialising?