English verb conjugation
MUST HASTE

Regular verb: haste - hasted - hasted

Affirmation

Simple form	V-ing form
I must haste you must haste he must haste we must haste you must haste they must haste	I must be hasting you must be hasting he must be hasting we must be hasting you must be hasting they must be hasting
Perfect	V-ing perfect
I must have hasted you must have hasted he must have hasted we must have hasted you must have hasted they must have hasted	I must have been hasting you must have been hasting he must have been hasting we must have been hasting you must have been hasting they must have been hasting

Negation

Simple form	V-ing form
I mustn't haste you mustn't haste he mustn't haste we mustn't haste you mustn't haste they mustn't haste	I mustn't be hasting you mustn't be hasting he mustn't be hasting we mustn't be hasting you mustn't be hasting they mustn't be hasting
Perfect	V-ing perfect
I mustn't have hasted you mustn't have hasted he mustn't have hasted we mustn't have hasted you mustn't have hasted they mustn't have hasted	I mustn't have been hasting you mustn't have been hasting he mustn't have been hasting we mustn't have been hasting you mustn't have been hasting they mustn't have been hasting

Interrogative form

Simple form	V-ing form
must I haste? must you haste? must he haste? must we haste? must you haste? must they haste?	must I be hasting? must you be hasting? must he be hasting? must we be hasting? must you be hasting? must they be hasting?
Perfect	V-ing perfect
must I have hasted? must you have hasted? must he have hasted? must we have hasted? must you have hasted? must they have hasted?	must I have been hasting? must you have been hasting? must he have been hasting? must we have been hasting? must you have been hasting? must they have been hasting?

Interro-negative form

Simple form	V-ing form
mustn't I haste? mustn't you haste? mustn't he haste? mustn't we haste? mustn't you haste? mustn't they haste?	mustn't I be hasting? mustn't you be hasting? mustn't he be hasting? mustn't we be hasting? mustn't you be hasting? mustn't they be hasting?
Perfect	V-ing perfect
mustn't I have hasted? mustn't you have hasted? mustn't he have hasted? mustn't we have hasted? mustn't you have hasted? mustn't they have hasted?	mustn't I have been hasting? mustn't you have been hasting? mustn't he have been hasting? mustn't we have been hasting? mustn't you have been hasting? mustn't they have been hasting?