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