must drench
Regular verb: drench - drenched- drenched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must drench
you must drench
she must drench
we must drench
you must drench
they must drench 	I must be drenching
you must be drenching
she must be drenching
we must be drenching
you must be drenching
they must be drenching	I must have drenched
you must have drenched
she must have drenched
we must have drenched
you must have drenched
they must have drenched	I must have been drenching
you must have been drenching
she must have been drenching
we must have been drenching
you must have been drenching
they must have been drenching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not drench
you must not drench
she must not drench
we must not drench
you must not drench
they must not drench 	I must not be drenching
you must not be drenching
she must not be drenching
we must not be drenching
you must not be drenching
they must not be drenching	I must not have drenched
you must not have drenched
she must not have drenched
we must not have drenched
you must not have drenched
they must not have drenched	I must not have been drenching
you must not have been drenching
she must not have been drenching
we must not have been drenching
you must not have been drenching
they must not have been drenching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I drench?
must you drench?
must she drench?
must we drench?
must you drench?
must they drench? 	must I be drenching?
must you be drenching?
must she be drenching?
must we be drenching?
must you be drenching?
must they be drenching? 	must I have drenched?
must you have drenched?
must she have drenched?
must we have drenched?
must you have drenched?
must they have drenched? 	must I have been drenching?
must you have been drenching?
must she have been drenching?
must we have been drenching?
must you have been drenching?
must they have been drenching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not drench?
must you not drench?
must she not drench?
must we not drench?
must you not drench?
must they not drench? 	must I not be drenching?
must you not be drenching?
must she not be drenching?
must we not be drenching?
must you not be drenching?
must they not be drenching? 	must I not have drenched?
must you not have drenched?
must she not have drenched?
must we not have drenched?
must you not have drenched?
must they not have drenched? 	must I not have been drenching?
must you not have been drenching?
must she not have been drenching?
must we not have been drenching?
must you not have been drenching?
must they not have been drenching?