I must relent you must relent she must relent we must relent you must relent they must relent
V-ing form
I must be relenting you must be relenting she must be relenting we must be relenting you must be relenting they must be relenting
Perfect
I must have relented you must have relented she must have relented we must have relented you must have relented they must have relented
V-ing perfect
I must have been relenting you must have been relenting she must have been relenting we must have been relenting you must have been relenting they must have been relenting
Negation
Simple form
I mustn't relent you mustn't relent she mustn't relent we mustn't relent you mustn't relent they mustn't relent
V-ing form
I mustn't be relenting you mustn't be relenting she mustn't be relenting we mustn't be relenting you mustn't be relenting they mustn't be relenting
Perfect
I mustn't have relented you mustn't have relented she mustn't have relented we mustn't have relented you mustn't have relented they mustn't have relented
V-ing perfect
I mustn't have been relenting you mustn't have been relenting she mustn't have been relenting we mustn't have been relenting you mustn't have been relenting they mustn't have been relenting
Interrogative form
Simple form
must I relent? must you relent? must she relent? must we relent? must you relent? must they relent?
V-ing form
must I be relenting? must you be relenting? must she be relenting? must we be relenting? must you be relenting? must they be relenting?
Perfect
must I have relented? must you have relented? must she have relented? must we have relented? must you have relented? must they have relented?
V-ing perfect
must I have been relenting? must you have been relenting? must she have been relenting? must we have been relenting? must you have been relenting? must they have been relenting?
Interro-negative form
Simple form
mustn't I relent? mustn't you relent? mustn't she relent? mustn't we relent? mustn't you relent? mustn't they relent?
V-ing form
mustn't I be relenting? mustn't you be relenting? mustn't she be relenting? mustn't we be relenting? mustn't you be relenting? mustn't they be relenting?
Perfect
mustn't I have relented? mustn't you have relented? mustn't she have relented? mustn't we have relented? mustn't you have relented? mustn't they have relented?
V-ing perfect
mustn't I have been relenting? mustn't you have been relenting? mustn't she have been relenting? mustn't we have been relenting? mustn't you have been relenting? mustn't they have been relenting?