I must secularise you must secularise he must secularise we must secularise you must secularise they must secularise
V-ing form
I must be secularising you must be secularising he must be secularising we must be secularising you must be secularising they must be secularising
Perfect
I must have secularised you must have secularised he must have secularised we must have secularised you must have secularised they must have secularised
V-ing perfect
I must have been secularising you must have been secularising he must have been secularising we must have been secularising you must have been secularising they must have been secularising
Negation
Simple form
I must not secularise you must not secularise he must not secularise we must not secularise you must not secularise they must not secularise
V-ing form
I must not be secularising you must not be secularising he must not be secularising we must not be secularising you must not be secularising they must not be secularising
Perfect
I must not have secularised you must not have secularised he must not have secularised we must not have secularised you must not have secularised they must not have secularised
V-ing perfect
I must not have been secularising you must not have been secularising he must not have been secularising we must not have been secularising you must not have been secularising they must not have been secularising
Interrogative form
Simple form
must I secularise? must you secularise? must he secularise? must we secularise? must you secularise? must they secularise?
V-ing form
must I be secularising? must you be secularising? must he be secularising? must we be secularising? must you be secularising? must they be secularising?
Perfect
must I have secularised? must you have secularised? must he have secularised? must we have secularised? must you have secularised? must they have secularised?
V-ing perfect
must I have been secularising? must you have been secularising? must he have been secularising? must we have been secularising? must you have been secularising? must they have been secularising?
Interro-negative form
Simple form
must I not secularise? must you not secularise? must he not secularise? must we not secularise? must you not secularise? must they not secularise?
V-ing form
must I not be secularising? must you not be secularising? must he not be secularising? must we not be secularising? must you not be secularising? must they not be secularising?
Perfect
must I not have secularised? must you not have secularised? must he not have secularised? must we not have secularised? must you not have secularised? must they not have secularised?
V-ing perfect
must I not have been secularising? must you not have been secularising? must he not have been secularising? must we not have been secularising? must you not have been secularising? must they not have been secularising?