I must metamorphose you must metamorphose she must metamorphose we must metamorphose you must metamorphose they must metamorphose
V-ing form
I must be metamorphosing you must be metamorphosing she must be metamorphosing we must be metamorphosing you must be metamorphosing they must be metamorphosing
Perfect
I must have metamorphosed you must have metamorphosed she must have metamorphosed we must have metamorphosed you must have metamorphosed they must have metamorphosed
V-ing perfect
I must have been metamorphosing you must have been metamorphosing she must have been metamorphosing we must have been metamorphosing you must have been metamorphosing they must have been metamorphosing
Negation
Simple form
I must not metamorphose you must not metamorphose she must not metamorphose we must not metamorphose you must not metamorphose they must not metamorphose
V-ing form
I must not be metamorphosing you must not be metamorphosing she must not be metamorphosing we must not be metamorphosing you must not be metamorphosing they must not be metamorphosing
Perfect
I must not have metamorphosed you must not have metamorphosed she must not have metamorphosed we must not have metamorphosed you must not have metamorphosed they must not have metamorphosed
V-ing perfect
I must not have been metamorphosing you must not have been metamorphosing she must not have been metamorphosing we must not have been metamorphosing you must not have been metamorphosing they must not have been metamorphosing
Interrogative form
Simple form
must I metamorphose? must you metamorphose? must she metamorphose? must we metamorphose? must you metamorphose? must they metamorphose?
V-ing form
must I be metamorphosing? must you be metamorphosing? must she be metamorphosing? must we be metamorphosing? must you be metamorphosing? must they be metamorphosing?
Perfect
must I have metamorphosed? must you have metamorphosed? must she have metamorphosed? must we have metamorphosed? must you have metamorphosed? must they have metamorphosed?
V-ing perfect
must I have been metamorphosing? must you have been metamorphosing? must she have been metamorphosing? must we have been metamorphosing? must you have been metamorphosing? must they have been metamorphosing?
Interro-negative form
Simple form
must I not metamorphose? must you not metamorphose? must she not metamorphose? must we not metamorphose? must you not metamorphose? must they not metamorphose?
V-ing form
must I not be metamorphosing? must you not be metamorphosing? must she not be metamorphosing? must we not be metamorphosing? must you not be metamorphosing? must they not be metamorphosing?
Perfect
must I not have metamorphosed? must you not have metamorphosed? must she not have metamorphosed? must we not have metamorphosed? must you not have metamorphosed? must they not have metamorphosed?
V-ing perfect
must I not have been metamorphosing? must you not have been metamorphosing? must she not have been metamorphosing? must we not have been metamorphosing? must you not have been metamorphosing? must they not have been metamorphosing?