must wait
Regular verb: wait - waited- waited

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must wait
you must wait
he must wait
we must wait
you must wait
they must wait 	I must be waiting
you must be waiting
he must be waiting
we must be waiting
you must be waiting
they must be waiting	I must have waited
you must have waited
he must have waited
we must have waited
you must have waited
they must have waited	I must have been waiting
you must have been waiting
he must have been waiting
we must have been waiting
you must have been waiting
they must have been waiting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not wait
you must not wait
he must not wait
we must not wait
you must not wait
they must not wait 	I must not be waiting
you must not be waiting
he must not be waiting
we must not be waiting
you must not be waiting
they must not be waiting	I must not have waited
you must not have waited
he must not have waited
we must not have waited
you must not have waited
they must not have waited	I must not have been waiting
you must not have been waiting
he must not have been waiting
we must not have been waiting
you must not have been waiting
they must not have been waiting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I wait?
must you wait?
must he wait?
must we wait?
must you wait?
must they wait? 	must I be waiting?
must you be waiting?
must he be waiting?
must we be waiting?
must you be waiting?
must they be waiting? 	must I have waited?
must you have waited?
must he have waited?
must we have waited?
must you have waited?
must they have waited? 	must I have been waiting?
must you have been waiting?
must he have been waiting?
must we have been waiting?
must you have been waiting?
must they have been waiting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not wait?
must you not wait?
must he not wait?
must we not wait?
must you not wait?
must they not wait? 	must I not be waiting?
must you not be waiting?
must he not be waiting?
must we not be waiting?
must you not be waiting?
must they not be waiting? 	must I not have waited?
must you not have waited?
must he not have waited?
must we not have waited?
must you not have waited?
must they not have waited? 	must I not have been waiting?
must you not have been waiting?
must he not have been waiting?
must we not have been waiting?
must you not have been waiting?
must they not have been waiting?