I must plot you must plot she must plot we must plot you must plot they must plot
V-ing form
I must be plotting you must be plotting she must be plotting we must be plotting you must be plotting they must be plotting
Perfect
I must have plotted you must have plotted she must have plotted we must have plotted you must have plotted they must have plotted
V-ing perfect
I must have been plotting you must have been plotting she must have been plotting we must have been plotting you must have been plotting they must have been plotting
Negation
Simple form
I must not plot you must not plot she must not plot we must not plot you must not plot they must not plot
V-ing form
I must not be plotting you must not be plotting she must not be plotting we must not be plotting you must not be plotting they must not be plotting
Perfect
I must not have plotted you must not have plotted she must not have plotted we must not have plotted you must not have plotted they must not have plotted
V-ing perfect
I must not have been plotting you must not have been plotting she must not have been plotting we must not have been plotting you must not have been plotting they must not have been plotting
Interrogative form
Simple form
must I plot? must you plot? must she plot? must we plot? must you plot? must they plot?
V-ing form
must I be plotting? must you be plotting? must she be plotting? must we be plotting? must you be plotting? must they be plotting?
Perfect
must I have plotted? must you have plotted? must she have plotted? must we have plotted? must you have plotted? must they have plotted?
V-ing perfect
must I have been plotting? must you have been plotting? must she have been plotting? must we have been plotting? must you have been plotting? must they have been plotting?
Interro-negative form
Simple form
must I not plot? must you not plot? must she not plot? must we not plot? must you not plot? must they not plot?
V-ing form
must I not be plotting? must you not be plotting? must she not be plotting? must we not be plotting? must you not be plotting? must they not be plotting?
Perfect
must I not have plotted? must you not have plotted? must she not have plotted? must we not have plotted? must you not have plotted? must they not have plotted?
V-ing perfect
must I not have been plotting? must you not have been plotting? must she not have been plotting? must we not have been plotting? must you not have been plotting? must they not have been plotting?