must rejoice
Regular verb: rejoice - rejoiced- rejoiced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must rejoice
you must rejoice
she must rejoice
we must rejoice
you must rejoice
they must rejoice 	I must be rejoicing
you must be rejoicing
she must be rejoicing
we must be rejoicing
you must be rejoicing
they must be rejoicing	I must have rejoiced
you must have rejoiced
she must have rejoiced
we must have rejoiced
you must have rejoiced
they must have rejoiced	I must have been rejoicing
you must have been rejoicing
she must have been rejoicing
we must have been rejoicing
you must have been rejoicing
they must have been rejoicing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not rejoice
you must not rejoice
she must not rejoice
we must not rejoice
you must not rejoice
they must not rejoice 	I must not be rejoicing
you must not be rejoicing
she must not be rejoicing
we must not be rejoicing
you must not be rejoicing
they must not be rejoicing	I must not have rejoiced
you must not have rejoiced
she must not have rejoiced
we must not have rejoiced
you must not have rejoiced
they must not have rejoiced	I must not have been rejoicing
you must not have been rejoicing
she must not have been rejoicing
we must not have been rejoicing
you must not have been rejoicing
they must not have been rejoicing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I rejoice?
must you rejoice?
must she rejoice?
must we rejoice?
must you rejoice?
must they rejoice? 	must I be rejoicing?
must you be rejoicing?
must she be rejoicing?
must we be rejoicing?
must you be rejoicing?
must they be rejoicing? 	must I have rejoiced?
must you have rejoiced?
must she have rejoiced?
must we have rejoiced?
must you have rejoiced?
must they have rejoiced? 	must I have been rejoicing?
must you have been rejoicing?
must she have been rejoicing?
must we have been rejoicing?
must you have been rejoicing?
must they have been rejoicing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not rejoice?
must you not rejoice?
must she not rejoice?
must we not rejoice?
must you not rejoice?
must they not rejoice? 	must I not be rejoicing?
must you not be rejoicing?
must she not be rejoicing?
must we not be rejoicing?
must you not be rejoicing?
must they not be rejoicing? 	must I not have rejoiced?
must you not have rejoiced?
must she not have rejoiced?
must we not have rejoiced?
must you not have rejoiced?
must they not have rejoiced? 	must I not have been rejoicing?
must you not have been rejoicing?
must she not have been rejoicing?
must we not have been rejoicing?
must you not have been rejoicing?
must they not have been rejoicing?