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