English verb conjugation
MUST SCUTTLE

Regular verb: scuttle - scuttled - scuttled

Affirmation

Simple form	V-ing form
I must scuttle you must scuttle he must scuttle we must scuttle you must scuttle they must scuttle	I must be scuttling you must be scuttling he must be scuttling we must be scuttling you must be scuttling they must be scuttling
Perfect	V-ing perfect
I must have scuttled you must have scuttled he must have scuttled we must have scuttled you must have scuttled they must have scuttled	I must have been scuttling you must have been scuttling he must have been scuttling we must have been scuttling you must have been scuttling they must have been scuttling

Negation

Simple form	V-ing form
I must not scuttle you must not scuttle he must not scuttle we must not scuttle you must not scuttle they must not scuttle	I must not be scuttling you must not be scuttling he must not be scuttling we must not be scuttling you must not be scuttling they must not be scuttling
Perfect	V-ing perfect
I must not have scuttled you must not have scuttled he must not have scuttled we must not have scuttled you must not have scuttled they must not have scuttled	I must not have been scuttling you must not have been scuttling he must not have been scuttling we must not have been scuttling you must not have been scuttling they must not have been scuttling

Interrogative form

Simple form	V-ing form
must I scuttle? must you scuttle? must he scuttle? must we scuttle? must you scuttle? must they scuttle?	must I be scuttling? must you be scuttling? must he be scuttling? must we be scuttling? must you be scuttling? must they be scuttling?
Perfect	V-ing perfect
must I have scuttled? must you have scuttled? must he have scuttled? must we have scuttled? must you have scuttled? must they have scuttled?	must I have been scuttling? must you have been scuttling? must he have been scuttling? must we have been scuttling? must you have been scuttling? must they have been scuttling?

Interro-negative form

Simple form	V-ing form
must I not scuttle? must you not scuttle? must he not scuttle? must we not scuttle? must you not scuttle? must they not scuttle?	must I not be scuttling? must you not be scuttling? must he not be scuttling? must we not be scuttling? must you not be scuttling? must they not be scuttling?
Perfect	V-ing perfect
must I not have scuttled? must you not have scuttled? must he not have scuttled? must we not have scuttled? must you not have scuttled? must they not have scuttled?	must I not have been scuttling? must you not have been scuttling? must he not have been scuttling? must we not have been scuttling? must you not have been scuttling? must they not have been scuttling?