English verb conjugation
MUST DIDDLE

Regular verb: diddle - diddled - diddled

Affirmation

Simple form	V-ing form
I must diddle you must diddle she must diddle we must diddle you must diddle they must diddle	I must be diddling you must be diddling she must be diddling we must be diddling you must be diddling they must be diddling
Perfect	V-ing perfect
I must have diddled you must have diddled she must have diddled we must have diddled you must have diddled they must have diddled	I must have been diddling you must have been diddling she must have been diddling we must have been diddling you must have been diddling they must have been diddling

Negation

Simple form	V-ing form
I must not diddle you must not diddle she must not diddle we must not diddle you must not diddle they must not diddle	I must not be diddling you must not be diddling she must not be diddling we must not be diddling you must not be diddling they must not be diddling
Perfect	V-ing perfect
I must not have diddled you must not have diddled she must not have diddled we must not have diddled you must not have diddled they must not have diddled	I must not have been diddling you must not have been diddling she must not have been diddling we must not have been diddling you must not have been diddling they must not have been diddling

Interrogative form

Simple form	V-ing form
must I diddle? must you diddle? must she diddle? must we diddle? must you diddle? must they diddle?	must I be diddling? must you be diddling? must she be diddling? must we be diddling? must you be diddling? must they be diddling?
Perfect	V-ing perfect
must I have diddled? must you have diddled? must she have diddled? must we have diddled? must you have diddled? must they have diddled?	must I have been diddling? must you have been diddling? must she have been diddling? must we have been diddling? must you have been diddling? must they have been diddling?

Interro-negative form

Simple form	V-ing form
must I not diddle? must you not diddle? must she not diddle? must we not diddle? must you not diddle? must they not diddle?	must I not be diddling? must you not be diddling? must she not be diddling? must we not be diddling? must you not be diddling? must they not be diddling?
Perfect	V-ing perfect
must I not have diddled? must you not have diddled? must she not have diddled? must we not have diddled? must you not have diddled? must they not have diddled?	must I not have been diddling? must you not have been diddling? must she not have been diddling? must we not have been diddling? must you not have been diddling? must they not have been diddling?