must varnish
Regular verb: varnish - varnished- varnished

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must varnish
you must varnish
she must varnish
we must varnish
you must varnish
they must varnish 	I must be varnishing
you must be varnishing
she must be varnishing
we must be varnishing
you must be varnishing
they must be varnishing	I must have varnished
you must have varnished
she must have varnished
we must have varnished
you must have varnished
they must have varnished	I must have been varnishing
you must have been varnishing
she must have been varnishing
we must have been varnishing
you must have been varnishing
they must have been varnishing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not varnish
you must not varnish
she must not varnish
we must not varnish
you must not varnish
they must not varnish 	I must not be varnishing
you must not be varnishing
she must not be varnishing
we must not be varnishing
you must not be varnishing
they must not be varnishing	I must not have varnished
you must not have varnished
she must not have varnished
we must not have varnished
you must not have varnished
they must not have varnished	I must not have been varnishing
you must not have been varnishing
she must not have been varnishing
we must not have been varnishing
you must not have been varnishing
they must not have been varnishing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I varnish?
must you varnish?
must she varnish?
must we varnish?
must you varnish?
must they varnish? 	must I be varnishing?
must you be varnishing?
must she be varnishing?
must we be varnishing?
must you be varnishing?
must they be varnishing? 	must I have varnished?
must you have varnished?
must she have varnished?
must we have varnished?
must you have varnished?
must they have varnished? 	must I have been varnishing?
must you have been varnishing?
must she have been varnishing?
must we have been varnishing?
must you have been varnishing?
must they have been varnishing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not varnish?
must you not varnish?
must she not varnish?
must we not varnish?
must you not varnish?
must they not varnish? 	must I not be varnishing?
must you not be varnishing?
must she not be varnishing?
must we not be varnishing?
must you not be varnishing?
must they not be varnishing? 	must I not have varnished?
must you not have varnished?
must she not have varnished?
must we not have varnished?
must you not have varnished?
must they not have varnished? 	must I not have been varnishing?
must you not have been varnishing?
must she not have been varnishing?
must we not have been varnishing?
must you not have been varnishing?
must they not have been varnishing?