I must atomise you must atomise he must atomise we must atomise you must atomise they must atomise
V-ing form
I must be atomising you must be atomising he must be atomising we must be atomising you must be atomising they must be atomising
Perfect
I must have atomised you must have atomised he must have atomised we must have atomised you must have atomised they must have atomised
V-ing perfect
I must have been atomising you must have been atomising he must have been atomising we must have been atomising you must have been atomising they must have been atomising
Negation
Simple form
I must not atomise you must not atomise he must not atomise we must not atomise you must not atomise they must not atomise
V-ing form
I must not be atomising you must not be atomising he must not be atomising we must not be atomising you must not be atomising they must not be atomising
Perfect
I must not have atomised you must not have atomised he must not have atomised we must not have atomised you must not have atomised they must not have atomised
V-ing perfect
I must not have been atomising you must not have been atomising he must not have been atomising we must not have been atomising you must not have been atomising they must not have been atomising
Interrogative form
Simple form
must I atomise? must you atomise? must he atomise? must we atomise? must you atomise? must they atomise?
V-ing form
must I be atomising? must you be atomising? must he be atomising? must we be atomising? must you be atomising? must they be atomising?
Perfect
must I have atomised? must you have atomised? must he have atomised? must we have atomised? must you have atomised? must they have atomised?
V-ing perfect
must I have been atomising? must you have been atomising? must he have been atomising? must we have been atomising? must you have been atomising? must they have been atomising?
Interro-negative form
Simple form
must I not atomise? must you not atomise? must he not atomise? must we not atomise? must you not atomise? must they not atomise?
V-ing form
must I not be atomising? must you not be atomising? must he not be atomising? must we not be atomising? must you not be atomising? must they not be atomising?
Perfect
must I not have atomised? must you not have atomised? must he not have atomised? must we not have atomised? must you not have atomised? must they not have atomised?
V-ing perfect
must I not have been atomising? must you not have been atomising? must he not have been atomising? must we not have been atomising? must you not have been atomising? must they not have been atomising?