must hawk
Regular verb: hawk - hawked- hawked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must hawk
you must hawk
he must hawk
we must hawk
you must hawk
they must hawk 	I must be hawking
you must be hawking
he must be hawking
we must be hawking
you must be hawking
they must be hawking	I must have hawked
you must have hawked
he must have hawked
we must have hawked
you must have hawked
they must have hawked	I must have been hawking
you must have been hawking
he must have been hawking
we must have been hawking
you must have been hawking
they must have been hawking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not hawk
you must not hawk
he must not hawk
we must not hawk
you must not hawk
they must not hawk 	I must not be hawking
you must not be hawking
he must not be hawking
we must not be hawking
you must not be hawking
they must not be hawking	I must not have hawked
you must not have hawked
he must not have hawked
we must not have hawked
you must not have hawked
they must not have hawked	I must not have been hawking
you must not have been hawking
he must not have been hawking
we must not have been hawking
you must not have been hawking
they must not have been hawking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I hawk?
must you hawk?
must he hawk?
must we hawk?
must you hawk?
must they hawk? 	must I be hawking?
must you be hawking?
must he be hawking?
must we be hawking?
must you be hawking?
must they be hawking? 	must I have hawked?
must you have hawked?
must he have hawked?
must we have hawked?
must you have hawked?
must they have hawked? 	must I have been hawking?
must you have been hawking?
must he have been hawking?
must we have been hawking?
must you have been hawking?
must they have been hawking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not hawk?
must you not hawk?
must he not hawk?
must we not hawk?
must you not hawk?
must they not hawk? 	must I not be hawking?
must you not be hawking?
must he not be hawking?
must we not be hawking?
must you not be hawking?
must they not be hawking? 	must I not have hawked?
must you not have hawked?
must he not have hawked?
must we not have hawked?
must you not have hawked?
must they not have hawked? 	must I not have been hawking?
must you not have been hawking?
must he not have been hawking?
must we not have been hawking?
must you not have been hawking?
must they not have been hawking?