I must weatherstrip you must weatherstrip he must weatherstrip we must weatherstrip you must weatherstrip they must weatherstrip
Forme en V-ing
I must be weatherstriping you must be weatherstriping he must be weatherstriping we must be weatherstriping you must be weatherstriping they must be weatherstriping
Perfect
I must have weatherstriped you must have weatherstriped he must have weatherstriped we must have weatherstriped you must have weatherstriped they must have weatherstriped
Perfect en V-ing
I must have been weatherstriping you must have been weatherstriping he must have been weatherstriping we must have been weatherstriping you must have been weatherstriping they must have been weatherstriping
Négation
Forme simple
I must not weatherstrip you must not weatherstrip he must not weatherstrip we must not weatherstrip you must not weatherstrip they must not weatherstrip
Forme en V-ing
I must not be weatherstriping you must not be weatherstriping he must not be weatherstriping we must not be weatherstriping you must not be weatherstriping they must not be weatherstriping
Perfect
I must not have weatherstriped you must not have weatherstriped he must not have weatherstriped we must not have weatherstriped you must not have weatherstriped they must not have weatherstriped
Perfect en V-ing
I must not have been weatherstriping you must not have been weatherstriping he must not have been weatherstriping we must not have been weatherstriping you must not have been weatherstriping they must not have been weatherstriping
Forme interrogative
Forme simple
must I weatherstrip? must you weatherstrip? must he weatherstrip? must we weatherstrip? must you weatherstrip? must they weatherstrip?
Forme en V-ing
must I be weatherstriping? must you be weatherstriping? must he be weatherstriping? must we be weatherstriping? must you be weatherstriping? must they be weatherstriping?
Perfect
must I have weatherstriped? must you have weatherstriped? must he have weatherstriped? must we have weatherstriped? must you have weatherstriped? must they have weatherstriped?
Perfect en V-ing
must I have been weatherstriping? must you have been weatherstriping? must he have been weatherstriping? must we have been weatherstriping? must you have been weatherstriping? must they have been weatherstriping?
Forme interro-négative
Forme simple
must I not weatherstrip? must you not weatherstrip? must he not weatherstrip? must we not weatherstrip? must you not weatherstrip? must they not weatherstrip?
Forme en V-ing
must I not be weatherstriping? must you not be weatherstriping? must he not be weatherstriping? must we not be weatherstriping? must you not be weatherstriping? must they not be weatherstriping?
Perfect
must I not have weatherstriped? must you not have weatherstriped? must he not have weatherstriped? must we not have weatherstriped? must you not have weatherstriped? must they not have weatherstriped?
Perfect en V-ing
must I not have been weatherstriping? must you not have been weatherstriping? must he not have been weatherstriping? must we not have been weatherstriping? must you not have been weatherstriping? must they not have been weatherstriping?