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