must clink
Regular verb: clink - clinked- clinked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must clink
you must clink
he must clink
we must clink
you must clink
they must clink 	I must be clinking
you must be clinking
he must be clinking
we must be clinking
you must be clinking
they must be clinking	I must have clinked
you must have clinked
he must have clinked
we must have clinked
you must have clinked
they must have clinked	I must have been clinking
you must have been clinking
he must have been clinking
we must have been clinking
you must have been clinking
they must have been clinking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not clink
you must not clink
he must not clink
we must not clink
you must not clink
they must not clink 	I must not be clinking
you must not be clinking
he must not be clinking
we must not be clinking
you must not be clinking
they must not be clinking	I must not have clinked
you must not have clinked
he must not have clinked
we must not have clinked
you must not have clinked
they must not have clinked	I must not have been clinking
you must not have been clinking
he must not have been clinking
we must not have been clinking
you must not have been clinking
they must not have been clinking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I clink?
must you clink?
must he clink?
must we clink?
must you clink?
must they clink? 	must I be clinking?
must you be clinking?
must he be clinking?
must we be clinking?
must you be clinking?
must they be clinking? 	must I have clinked?
must you have clinked?
must he have clinked?
must we have clinked?
must you have clinked?
must they have clinked? 	must I have been clinking?
must you have been clinking?
must he have been clinking?
must we have been clinking?
must you have been clinking?
must they have been clinking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not clink?
must you not clink?
must he not clink?
must we not clink?
must you not clink?
must they not clink? 	must I not be clinking?
must you not be clinking?
must he not be clinking?
must we not be clinking?
must you not be clinking?
must they not be clinking? 	must I not have clinked?
must you not have clinked?
must he not have clinked?
must we not have clinked?
must you not have clinked?
must they not have clinked? 	must I not have been clinking?
must you not have been clinking?
must he not have been clinking?
must we not have been clinking?
must you not have been clinking?
must they not have been clinking?