I must weasel you must weasel he must weasel we must weasel you must weasel they must weasel
V-ing form
I must be weaseling you must be weaseling he must be weaseling we must be weaseling you must be weaseling they must be weaseling
Perfect
I must have weaseled you must have weaseled he must have weaseled we must have weaseled you must have weaseled they must have weaseled
V-ing perfect
I must have been weaseling you must have been weaseling he must have been weaseling we must have been weaseling you must have been weaseling they must have been weaseling
Negation
Simple form
I must not weasel you must not weasel he must not weasel we must not weasel you must not weasel they must not weasel
V-ing form
I must not be weaseling you must not be weaseling he must not be weaseling we must not be weaseling you must not be weaseling they must not be weaseling
Perfect
I must not have weaseled you must not have weaseled he must not have weaseled we must not have weaseled you must not have weaseled they must not have weaseled
V-ing perfect
I must not have been weaseling you must not have been weaseling he must not have been weaseling we must not have been weaseling you must not have been weaseling they must not have been weaseling
Interrogative form
Simple form
must I weasel? must you weasel? must he weasel? must we weasel? must you weasel? must they weasel?
V-ing form
must I be weaseling? must you be weaseling? must he be weaseling? must we be weaseling? must you be weaseling? must they be weaseling?
Perfect
must I have weaseled? must you have weaseled? must he have weaseled? must we have weaseled? must you have weaseled? must they have weaseled?
V-ing perfect
must I have been weaseling? must you have been weaseling? must he have been weaseling? must we have been weaseling? must you have been weaseling? must they have been weaseling?
Interro-negative form
Simple form
must I not weasel? must you not weasel? must he not weasel? must we not weasel? must you not weasel? must they not weasel?
V-ing form
must I not be weaseling? must you not be weaseling? must he not be weaseling? must we not be weaseling? must you not be weaseling? must they not be weaseling?
Perfect
must I not have weaseled? must you not have weaseled? must he not have weaseled? must we not have weaseled? must you not have weaseled? must they not have weaseled?
V-ing perfect
must I not have been weaseling? must you not have been weaseling? must he not have been weaseling? must we not have been weaseling? must you not have been weaseling? must they not have been weaseling?