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