I must chine you must chine she must chine we must chine you must chine they must chine
V-ing form
I must be chining you must be chining she must be chining we must be chining you must be chining they must be chining
Perfect
I must have chined you must have chined she must have chined we must have chined you must have chined they must have chined
V-ing perfect
I must have been chining you must have been chining she must have been chining we must have been chining you must have been chining they must have been chining
Negation
Simple form
I must not chine you must not chine she must not chine we must not chine you must not chine they must not chine
V-ing form
I must not be chining you must not be chining she must not be chining we must not be chining you must not be chining they must not be chining
Perfect
I must not have chined you must not have chined she must not have chined we must not have chined you must not have chined they must not have chined
V-ing perfect
I must not have been chining you must not have been chining she must not have been chining we must not have been chining you must not have been chining they must not have been chining
Interrogative form
Simple form
must I chine? must you chine? must she chine? must we chine? must you chine? must they chine?
V-ing form
must I be chining? must you be chining? must she be chining? must we be chining? must you be chining? must they be chining?
Perfect
must I have chined? must you have chined? must she have chined? must we have chined? must you have chined? must they have chined?
V-ing perfect
must I have been chining? must you have been chining? must she have been chining? must we have been chining? must you have been chining? must they have been chining?
Interro-negative form
Simple form
must I not chine? must you not chine? must she not chine? must we not chine? must you not chine? must they not chine?
V-ing form
must I not be chining? must you not be chining? must she not be chining? must we not be chining? must you not be chining? must they not be chining?
Perfect
must I not have chined? must you not have chined? must she not have chined? must we not have chined? must you not have chined? must they not have chined?
V-ing perfect
must I not have been chining? must you not have been chining? must she not have been chining? must we not have been chining? must you not have been chining? must they not have been chining?