I must evaporate you must evaporate he must evaporate we must evaporate you must evaporate they must evaporate
V-ing form
I must be evaporating you must be evaporating he must be evaporating we must be evaporating you must be evaporating they must be evaporating
Perfect
I must have evaporated you must have evaporated he must have evaporated we must have evaporated you must have evaporated they must have evaporated
V-ing perfect
I must have been evaporating you must have been evaporating he must have been evaporating we must have been evaporating you must have been evaporating they must have been evaporating
Negation
Simple form
I mustn't evaporate you mustn't evaporate he mustn't evaporate we mustn't evaporate you mustn't evaporate they mustn't evaporate
V-ing form
I mustn't be evaporating you mustn't be evaporating he mustn't be evaporating we mustn't be evaporating you mustn't be evaporating they mustn't be evaporating
Perfect
I mustn't have evaporated you mustn't have evaporated he mustn't have evaporated we mustn't have evaporated you mustn't have evaporated they mustn't have evaporated
V-ing perfect
I mustn't have been evaporating you mustn't have been evaporating he mustn't have been evaporating we mustn't have been evaporating you mustn't have been evaporating they mustn't have been evaporating
Interrogative form
Simple form
must I evaporate? must you evaporate? must he evaporate? must we evaporate? must you evaporate? must they evaporate?
V-ing form
must I be evaporating? must you be evaporating? must he be evaporating? must we be evaporating? must you be evaporating? must they be evaporating?
Perfect
must I have evaporated? must you have evaporated? must he have evaporated? must we have evaporated? must you have evaporated? must they have evaporated?
V-ing perfect
must I have been evaporating? must you have been evaporating? must he have been evaporating? must we have been evaporating? must you have been evaporating? must they have been evaporating?
Interro-negative form
Simple form
mustn't I evaporate? mustn't you evaporate? mustn't he evaporate? mustn't we evaporate? mustn't you evaporate? mustn't they evaporate?
V-ing form
mustn't I be evaporating? mustn't you be evaporating? mustn't he be evaporating? mustn't we be evaporating? mustn't you be evaporating? mustn't they be evaporating?
Perfect
mustn't I have evaporated? mustn't you have evaporated? mustn't he have evaporated? mustn't we have evaporated? mustn't you have evaporated? mustn't they have evaporated?
V-ing perfect
mustn't I have been evaporating? mustn't you have been evaporating? mustn't he have been evaporating? mustn't we have been evaporating? mustn't you have been evaporating? mustn't they have been evaporating?