I must double-declutch you must double-declutch she must double-declutch we must double-declutch you must double-declutch they must double-declutch
V-ing form
I must be double-declutching you must be double-declutching she must be double-declutching we must be double-declutching you must be double-declutching they must be double-declutching
Perfect
I must have double-declutched you must have double-declutched she must have double-declutched we must have double-declutched you must have double-declutched they must have double-declutched
V-ing perfect
I must have been double-declutching you must have been double-declutching she must have been double-declutching we must have been double-declutching you must have been double-declutching they must have been double-declutching
Negation
Simple form
I must not double-declutch you must not double-declutch she must not double-declutch we must not double-declutch you must not double-declutch they must not double-declutch
V-ing form
I must not be double-declutching you must not be double-declutching she must not be double-declutching we must not be double-declutching you must not be double-declutching they must not be double-declutching
Perfect
I must not have double-declutched you must not have double-declutched she must not have double-declutched we must not have double-declutched you must not have double-declutched they must not have double-declutched
V-ing perfect
I must not have been double-declutching you must not have been double-declutching she must not have been double-declutching we must not have been double-declutching you must not have been double-declutching they must not have been double-declutching
Interrogative form
Simple form
must I double-declutch? must you double-declutch? must she double-declutch? must we double-declutch? must you double-declutch? must they double-declutch?
V-ing form
must I be double-declutching? must you be double-declutching? must she be double-declutching? must we be double-declutching? must you be double-declutching? must they be double-declutching?
Perfect
must I have double-declutched? must you have double-declutched? must she have double-declutched? must we have double-declutched? must you have double-declutched? must they have double-declutched?
V-ing perfect
must I have been double-declutching? must you have been double-declutching? must she have been double-declutching? must we have been double-declutching? must you have been double-declutching? must they have been double-declutching?
Interro-negative form
Simple form
must I not double-declutch? must you not double-declutch? must she not double-declutch? must we not double-declutch? must you not double-declutch? must they not double-declutch?
V-ing form
must I not be double-declutching? must you not be double-declutching? must she not be double-declutching? must we not be double-declutching? must you not be double-declutching? must they not be double-declutching?
Perfect
must I not have double-declutched? must you not have double-declutched? must she not have double-declutched? must we not have double-declutched? must you not have double-declutched? must they not have double-declutched?
V-ing perfect
must I not have been double-declutching? must you not have been double-declutching? must she not have been double-declutching? must we not have been double-declutching? must you not have been double-declutching? must they not have been double-declutching?