I must quibble you must quibble she must quibble we must quibble you must quibble they must quibble
Forme en V-ing
I must be quibbling you must be quibbling she must be quibbling we must be quibbling you must be quibbling they must be quibbling
Perfect
I must have quibbled you must have quibbled she must have quibbled we must have quibbled you must have quibbled they must have quibbled
Perfect en V-ing
I must have been quibbling you must have been quibbling she must have been quibbling we must have been quibbling you must have been quibbling they must have been quibbling
Négation
Forme simple
I must not quibble you must not quibble she must not quibble we must not quibble you must not quibble they must not quibble
Forme en V-ing
I must not be quibbling you must not be quibbling she must not be quibbling we must not be quibbling you must not be quibbling they must not be quibbling
Perfect
I must not have quibbled you must not have quibbled she must not have quibbled we must not have quibbled you must not have quibbled they must not have quibbled
Perfect en V-ing
I must not have been quibbling you must not have been quibbling she must not have been quibbling we must not have been quibbling you must not have been quibbling they must not have been quibbling
Forme interrogative
Forme simple
must I quibble? must you quibble? must she quibble? must we quibble? must you quibble? must they quibble?
Forme en V-ing
must I be quibbling? must you be quibbling? must she be quibbling? must we be quibbling? must you be quibbling? must they be quibbling?
Perfect
must I have quibbled? must you have quibbled? must she have quibbled? must we have quibbled? must you have quibbled? must they have quibbled?
Perfect en V-ing
must I have been quibbling? must you have been quibbling? must she have been quibbling? must we have been quibbling? must you have been quibbling? must they have been quibbling?
Forme interro-négative
Forme simple
must I not quibble? must you not quibble? must she not quibble? must we not quibble? must you not quibble? must they not quibble?
Forme en V-ing
must I not be quibbling? must you not be quibbling? must she not be quibbling? must we not be quibbling? must you not be quibbling? must they not be quibbling?
Perfect
must I not have quibbled? must you not have quibbled? must she not have quibbled? must we not have quibbled? must you not have quibbled? must they not have quibbled?
Perfect en V-ing
must I not have been quibbling? must you not have been quibbling? must she not have been quibbling? must we not have been quibbling? must you not have been quibbling? must they not have been quibbling?