must skylark
Verbe régulier : skylark - skylarked- skylarked
Traduction française : faire le fou - chahuter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must skylark
you must skylark
he must skylark
we must skylark
you must skylark
they must skylark 	I must be skylarking
you must be skylarking
he must be skylarking
we must be skylarking
you must be skylarking
they must be skylarking	I must have skylarked
you must have skylarked
he must have skylarked
we must have skylarked
you must have skylarked
they must have skylarked	I must have been skylarking
you must have been skylarking
he must have been skylarking
we must have been skylarking
you must have been skylarking
they must have been skylarking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not skylark
you must not skylark
he must not skylark
we must not skylark
you must not skylark
they must not skylark 	I must not be skylarking
you must not be skylarking
he must not be skylarking
we must not be skylarking
you must not be skylarking
they must not be skylarking	I must not have skylarked
you must not have skylarked
he must not have skylarked
we must not have skylarked
you must not have skylarked
they must not have skylarked	I must not have been skylarking
you must not have been skylarking
he must not have been skylarking
we must not have been skylarking
you must not have been skylarking
they must not have been skylarking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I skylark?
must you skylark?
must he skylark?
must we skylark?
must you skylark?
must they skylark? 	must I be skylarking?
must you be skylarking?
must he be skylarking?
must we be skylarking?
must you be skylarking?
must they be skylarking? 	must I have skylarked?
must you have skylarked?
must he have skylarked?
must we have skylarked?
must you have skylarked?
must they have skylarked? 	must I have been skylarking?
must you have been skylarking?
must he have been skylarking?
must we have been skylarking?
must you have been skylarking?
must they have been skylarking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not skylark?
must you not skylark?
must he not skylark?
must we not skylark?
must you not skylark?
must they not skylark? 	must I not be skylarking?
must you not be skylarking?
must he not be skylarking?
must we not be skylarking?
must you not be skylarking?
must they not be skylarking? 	must I not have skylarked?
must you not have skylarked?
must he not have skylarked?
must we not have skylarked?
must you not have skylarked?
must they not have skylarked? 	must I not have been skylarking?
must you not have been skylarking?
must he not have been skylarking?
must we not have been skylarking?
must you not have been skylarking?
must they not have been skylarking?