Regular verb: invert - inverted - inverted
Simple form | V-ing form |
I must invert you must invert she must invert we must invert you must invert they must invert | I must be inverting you must be inverting she must be inverting we must be inverting you must be inverting they must be inverting |
Perfect | V-ing perfect |
I must have inverted you must have inverted she must have inverted we must have inverted you must have inverted they must have inverted | I must have been inverting you must have been inverting she must have been inverting we must have been inverting you must have been inverting they must have been inverting |
Simple form | V-ing form |
I must not invert you must not invert she must not invert we must not invert you must not invert they must not invert | I must not be inverting you must not be inverting she must not be inverting we must not be inverting you must not be inverting they must not be inverting |
Perfect | V-ing perfect |
I must not have inverted you must not have inverted she must not have inverted we must not have inverted you must not have inverted they must not have inverted | I must not have been inverting you must not have been inverting she must not have been inverting we must not have been inverting you must not have been inverting they must not have been inverting |
Simple form | V-ing form |
must I invert? must you invert? must she invert? must we invert? must you invert? must they invert? | must I be inverting? must you be inverting? must she be inverting? must we be inverting? must you be inverting? must they be inverting? |
Perfect | V-ing perfect |
must I have inverted? must you have inverted? must she have inverted? must we have inverted? must you have inverted? must they have inverted? | must I have been inverting? must you have been inverting? must she have been inverting? must we have been inverting? must you have been inverting? must they have been inverting? |
Simple form | V-ing form |
must I not invert? must you not invert? must she not invert? must we not invert? must you not invert? must they not invert? | must I not be inverting? must you not be inverting? must she not be inverting? must we not be inverting? must you not be inverting? must they not be inverting? |
Perfect | V-ing perfect |
must I not have inverted? must you not have inverted? must she not have inverted? must we not have inverted? must you not have inverted? must they not have inverted? | must I not have been inverting? must you not have been inverting? must she not have been inverting? must we not have been inverting? must you not have been inverting? must they not have been inverting? |