I must desensitise you must desensitise he must desensitise we must desensitise you must desensitise they must desensitise
V-ing form
I must be desensitising you must be desensitising he must be desensitising we must be desensitising you must be desensitising they must be desensitising
Perfect
I must have desensitised you must have desensitised he must have desensitised we must have desensitised you must have desensitised they must have desensitised
V-ing perfect
I must have been desensitising you must have been desensitising he must have been desensitising we must have been desensitising you must have been desensitising they must have been desensitising
Negation
Simple form
I must not desensitise you must not desensitise he must not desensitise we must not desensitise you must not desensitise they must not desensitise
V-ing form
I must not be desensitising you must not be desensitising he must not be desensitising we must not be desensitising you must not be desensitising they must not be desensitising
Perfect
I must not have desensitised you must not have desensitised he must not have desensitised we must not have desensitised you must not have desensitised they must not have desensitised
V-ing perfect
I must not have been desensitising you must not have been desensitising he must not have been desensitising we must not have been desensitising you must not have been desensitising they must not have been desensitising
Interrogative form
Simple form
must I desensitise? must you desensitise? must he desensitise? must we desensitise? must you desensitise? must they desensitise?
V-ing form
must I be desensitising? must you be desensitising? must he be desensitising? must we be desensitising? must you be desensitising? must they be desensitising?
Perfect
must I have desensitised? must you have desensitised? must he have desensitised? must we have desensitised? must you have desensitised? must they have desensitised?
V-ing perfect
must I have been desensitising? must you have been desensitising? must he have been desensitising? must we have been desensitising? must you have been desensitising? must they have been desensitising?
Interro-negative form
Simple form
must I not desensitise? must you not desensitise? must he not desensitise? must we not desensitise? must you not desensitise? must they not desensitise?
V-ing form
must I not be desensitising? must you not be desensitising? must he not be desensitising? must we not be desensitising? must you not be desensitising? must they not be desensitising?
Perfect
must I not have desensitised? must you not have desensitised? must he not have desensitised? must we not have desensitised? must you not have desensitised? must they not have desensitised?
V-ing perfect
must I not have been desensitising? must you not have been desensitising? must he not have been desensitising? must we not have been desensitising? must you not have been desensitising? must they not have been desensitising?