must convalesce
Regular verb: convalesce - convalesced- convalesced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must convalesce
you must convalesce
he must convalesce
we must convalesce
you must convalesce
they must convalesce 	I must be convalescing
you must be convalescing
he must be convalescing
we must be convalescing
you must be convalescing
they must be convalescing	I must have convalesced
you must have convalesced
he must have convalesced
we must have convalesced
you must have convalesced
they must have convalesced	I must have been convalescing
you must have been convalescing
he must have been convalescing
we must have been convalescing
you must have been convalescing
they must have been convalescing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not convalesce
you must not convalesce
he must not convalesce
we must not convalesce
you must not convalesce
they must not convalesce 	I must not be convalescing
you must not be convalescing
he must not be convalescing
we must not be convalescing
you must not be convalescing
they must not be convalescing	I must not have convalesced
you must not have convalesced
he must not have convalesced
we must not have convalesced
you must not have convalesced
they must not have convalesced	I must not have been convalescing
you must not have been convalescing
he must not have been convalescing
we must not have been convalescing
you must not have been convalescing
they must not have been convalescing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I convalesce?
must you convalesce?
must he convalesce?
must we convalesce?
must you convalesce?
must they convalesce? 	must I be convalescing?
must you be convalescing?
must he be convalescing?
must we be convalescing?
must you be convalescing?
must they be convalescing? 	must I have convalesced?
must you have convalesced?
must he have convalesced?
must we have convalesced?
must you have convalesced?
must they have convalesced? 	must I have been convalescing?
must you have been convalescing?
must he have been convalescing?
must we have been convalescing?
must you have been convalescing?
must they have been convalescing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not convalesce?
must you not convalesce?
must he not convalesce?
must we not convalesce?
must you not convalesce?
must they not convalesce? 	must I not be convalescing?
must you not be convalescing?
must he not be convalescing?
must we not be convalescing?
must you not be convalescing?
must they not be convalescing? 	must I not have convalesced?
must you not have convalesced?
must he not have convalesced?
must we not have convalesced?
must you not have convalesced?
must they not have convalesced? 	must I not have been convalescing?
must you not have been convalescing?
must he not have been convalescing?
must we not have been convalescing?
must you not have been convalescing?
must they not have been convalescing?