I must blunder you must blunder she must blunder we must blunder you must blunder they must blunder
Forma com V-ing
I must be blundering you must be blundering she must be blundering we must be blundering you must be blundering they must be blundering
Perfeito
I must have blundered you must have blundered she must have blundered we must have blundered you must have blundered they must have blundered
Perfeito com V-ing
I must have been blundering you must have been blundering she must have been blundering we must have been blundering you must have been blundering they must have been blundering
Negação
Forma simple
I must not blunder you must not blunder she must not blunder we must not blunder you must not blunder they must not blunder
Forma com V-ing
I must not be blundering you must not be blundering she must not be blundering we must not be blundering you must not be blundering they must not be blundering
Perfeito
I must not have blundered you must not have blundered she must not have blundered we must not have blundered you must not have blundered they must not have blundered
Perfeito com V-ing
I must not have been blundering you must not have been blundering she must not have been blundering we must not have been blundering you must not have been blundering they must not have been blundering
Forma interrogativa
Forma simple
must I blunder? must you blunder? must she blunder? must we blunder? must you blunder? must they blunder?
Forma com V-ing
must I be blundering? must you be blundering? must she be blundering? must we be blundering? must you be blundering? must they be blundering?
Perfeito
must I have blundered? must you have blundered? must she have blundered? must we have blundered? must you have blundered? must they have blundered?
Perfeito com V-ing
must I have been blundering? must you have been blundering? must she have been blundering? must we have been blundering? must you have been blundering? must they have been blundering?
Forma interro-Negação
Forma simple
must I not blunder? must you not blunder? must she not blunder? must we not blunder? must you not blunder? must they not blunder?
Forma com V-ing
must I not be blundering? must you not be blundering? must she not be blundering? must we not be blundering? must you not be blundering? must they not be blundering?
Perfeito
must I not have blundered? must you not have blundered? must she not have blundered? must we not have blundered? must you not have blundered? must they not have blundered?
Perfeito com V-ing
must I not have been blundering? must you not have been blundering? must she not have been blundering? must we not have been blundering? must you not have been blundering? must they not have been blundering?