must applaud
Regular verb: applaud - applauded- applauded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must applaud
you must applaud
she must applaud
we must applaud
you must applaud
they must applaud 	I must be applauding
you must be applauding
she must be applauding
we must be applauding
you must be applauding
they must be applauding	I must have applauded
you must have applauded
she must have applauded
we must have applauded
you must have applauded
they must have applauded	I must have been applauding
you must have been applauding
she must have been applauding
we must have been applauding
you must have been applauding
they must have been applauding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't applaud
you mustn't applaud
she mustn't applaud
we mustn't applaud
you mustn't applaud
they mustn't applaud 	I mustn't be applauding
you mustn't be applauding
she mustn't be applauding
we mustn't be applauding
you mustn't be applauding
they mustn't be applauding	I mustn't have applauded
you mustn't have applauded
she mustn't have applauded
we mustn't have applauded
you mustn't have applauded
they mustn't have applauded	I mustn't have been applauding
you mustn't have been applauding
she mustn't have been applauding
we mustn't have been applauding
you mustn't have been applauding
they mustn't have been applauding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I applaud?
must you applaud?
must she applaud?
must we applaud?
must you applaud?
must they applaud? 	must I be applauding?
must you be applauding?
must she be applauding?
must we be applauding?
must you be applauding?
must they be applauding? 	must I have applauded?
must you have applauded?
must she have applauded?
must we have applauded?
must you have applauded?
must they have applauded? 	must I have been applauding?
must you have been applauding?
must she have been applauding?
must we have been applauding?
must you have been applauding?
must they have been applauding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I applaud?
mustn't you applaud?
mustn't she applaud?
mustn't we applaud?
mustn't you applaud?
mustn't they applaud? 	mustn't I be applauding?
mustn't you be applauding?
mustn't she be applauding?
mustn't we be applauding?
mustn't you be applauding?
mustn't they be applauding? 	mustn't I have applauded?
mustn't you have applauded?
mustn't she have applauded?
mustn't we have applauded?
mustn't you have applauded?
mustn't they have applauded? 	mustn't I have been applauding?
mustn't you have been applauding?
mustn't she have been applauding?
mustn't we have been applauding?
mustn't you have been applauding?
mustn't they have been applauding?