English verb conjugation
MUST WELCOME

Regular verb: welcome - welcomed - welcomed

Affirmation

Simple form	V-ing form
I must welcome you must welcome he must welcome we must welcome you must welcome they must welcome	I must be welcoming you must be welcoming he must be welcoming we must be welcoming you must be welcoming they must be welcoming
Perfect	V-ing perfect
I must have welcomed you must have welcomed he must have welcomed we must have welcomed you must have welcomed they must have welcomed	I must have been welcoming you must have been welcoming he must have been welcoming we must have been welcoming you must have been welcoming they must have been welcoming

Negation

Simple form	V-ing form
I mustn't welcome you mustn't welcome he mustn't welcome we mustn't welcome you mustn't welcome they mustn't welcome	I mustn't be welcoming you mustn't be welcoming he mustn't be welcoming we mustn't be welcoming you mustn't be welcoming they mustn't be welcoming
Perfect	V-ing perfect
I mustn't have welcomed you mustn't have welcomed he mustn't have welcomed we mustn't have welcomed you mustn't have welcomed they mustn't have welcomed	I mustn't have been welcoming you mustn't have been welcoming he mustn't have been welcoming we mustn't have been welcoming you mustn't have been welcoming they mustn't have been welcoming

Interrogative form

Simple form	V-ing form
must I welcome? must you welcome? must he welcome? must we welcome? must you welcome? must they welcome?	must I be welcoming? must you be welcoming? must he be welcoming? must we be welcoming? must you be welcoming? must they be welcoming?
Perfect	V-ing perfect
must I have welcomed? must you have welcomed? must he have welcomed? must we have welcomed? must you have welcomed? must they have welcomed?	must I have been welcoming? must you have been welcoming? must he have been welcoming? must we have been welcoming? must you have been welcoming? must they have been welcoming?

Interro-negative form

Simple form	V-ing form
mustn't I welcome? mustn't you welcome? mustn't he welcome? mustn't we welcome? mustn't you welcome? mustn't they welcome?	mustn't I be welcoming? mustn't you be welcoming? mustn't he be welcoming? mustn't we be welcoming? mustn't you be welcoming? mustn't they be welcoming?
Perfect	V-ing perfect
mustn't I have welcomed? mustn't you have welcomed? mustn't he have welcomed? mustn't we have welcomed? mustn't you have welcomed? mustn't they have welcomed?	mustn't I have been welcoming? mustn't you have been welcoming? mustn't he have been welcoming? mustn't we have been welcoming? mustn't you have been welcoming? mustn't they have been welcoming?