English verb conjugation
MUST TERRAFORM

Regular verb: terraform - terraformed - terraformed

Affirmation

Simple form	V-ing form
I must terraform you must terraform he must terraform we must terraform you must terraform they must terraform	I must be terraforming you must be terraforming he must be terraforming we must be terraforming you must be terraforming they must be terraforming
Perfect	V-ing perfect
I must have terraformed you must have terraformed he must have terraformed we must have terraformed you must have terraformed they must have terraformed	I must have been terraforming you must have been terraforming he must have been terraforming we must have been terraforming you must have been terraforming they must have been terraforming

Negation

Simple form	V-ing form
I mustn't terraform you mustn't terraform he mustn't terraform we mustn't terraform you mustn't terraform they mustn't terraform	I mustn't be terraforming you mustn't be terraforming he mustn't be terraforming we mustn't be terraforming you mustn't be terraforming they mustn't be terraforming
Perfect	V-ing perfect
I mustn't have terraformed you mustn't have terraformed he mustn't have terraformed we mustn't have terraformed you mustn't have terraformed they mustn't have terraformed	I mustn't have been terraforming you mustn't have been terraforming he mustn't have been terraforming we mustn't have been terraforming you mustn't have been terraforming they mustn't have been terraforming

Interrogative form

Simple form	V-ing form
must I terraform? must you terraform? must he terraform? must we terraform? must you terraform? must they terraform?	must I be terraforming? must you be terraforming? must he be terraforming? must we be terraforming? must you be terraforming? must they be terraforming?
Perfect	V-ing perfect
must I have terraformed? must you have terraformed? must he have terraformed? must we have terraformed? must you have terraformed? must they have terraformed?	must I have been terraforming? must you have been terraforming? must he have been terraforming? must we have been terraforming? must you have been terraforming? must they have been terraforming?

Interro-negative form

Simple form	V-ing form
mustn't I terraform? mustn't you terraform? mustn't he terraform? mustn't we terraform? mustn't you terraform? mustn't they terraform?	mustn't I be terraforming? mustn't you be terraforming? mustn't he be terraforming? mustn't we be terraforming? mustn't you be terraforming? mustn't they be terraforming?
Perfect	V-ing perfect
mustn't I have terraformed? mustn't you have terraformed? mustn't he have terraformed? mustn't we have terraformed? mustn't you have terraformed? mustn't they have terraformed?	mustn't I have been terraforming? mustn't you have been terraforming? mustn't he have been terraforming? mustn't we have been terraforming? mustn't you have been terraforming? mustn't they have been terraforming?