English verb conjugation
MUST COAST

Regular verb: coast - coasted - coasted

Affirmation

Simple form	V-ing form
I must coast you must coast he must coast we must coast you must coast they must coast	I must be coasting you must be coasting he must be coasting we must be coasting you must be coasting they must be coasting
Perfect	V-ing perfect
I must have coasted you must have coasted he must have coasted we must have coasted you must have coasted they must have coasted	I must have been coasting you must have been coasting he must have been coasting we must have been coasting you must have been coasting they must have been coasting

Negation

Simple form	V-ing form
I must not coast you must not coast he must not coast we must not coast you must not coast they must not coast	I must not be coasting you must not be coasting he must not be coasting we must not be coasting you must not be coasting they must not be coasting
Perfect	V-ing perfect
I must not have coasted you must not have coasted he must not have coasted we must not have coasted you must not have coasted they must not have coasted	I must not have been coasting you must not have been coasting he must not have been coasting we must not have been coasting you must not have been coasting they must not have been coasting

Interrogative form

Simple form	V-ing form
must I coast? must you coast? must he coast? must we coast? must you coast? must they coast?	must I be coasting? must you be coasting? must he be coasting? must we be coasting? must you be coasting? must they be coasting?
Perfect	V-ing perfect
must I have coasted? must you have coasted? must he have coasted? must we have coasted? must you have coasted? must they have coasted?	must I have been coasting? must you have been coasting? must he have been coasting? must we have been coasting? must you have been coasting? must they have been coasting?

Interro-negative form

Simple form	V-ing form
must I not coast? must you not coast? must he not coast? must we not coast? must you not coast? must they not coast?	must I not be coasting? must you not be coasting? must he not be coasting? must we not be coasting? must you not be coasting? must they not be coasting?
Perfect	V-ing perfect
must I not have coasted? must you not have coasted? must he not have coasted? must we not have coasted? must you not have coasted? must they not have coasted?	must I not have been coasting? must you not have been coasting? must he not have been coasting? must we not have been coasting? must you not have been coasting? must they not have been coasting?