English verb conjugation
MAY METASTASIZE

Regular verb: metastasize - metastasized - metastasized

Affirmation

Simple form	V-ing form
I may metastasize you may metastasize he may metastasize we may metastasize you may metastasize they may metastasize	I may be metastasizing you may be metastasizing he may be metastasizing we may be metastasizing you may be metastasizing they may be metastasizing
Perfect	V-ing perfect
I may have metastasized you may have metastasized he may have metastasized we may have metastasized you may have metastasized they may have metastasized	I may have been metastasizing you may have been metastasizing he may have been metastasizing we may have been metastasizing you may have been metastasizing they may have been metastasizing

Negation

Simple form	V-ing form
I mayn't metastasize you mayn't metastasize he mayn't metastasize we mayn't metastasize you mayn't metastasize they mayn't metastasize	I mayn't be metastasizing you mayn't be metastasizing he mayn't be metastasizing we mayn't be metastasizing you mayn't be metastasizing they mayn't be metastasizing
Perfect	V-ing perfect
I mayn't have metastasized you mayn't have metastasized he mayn't have metastasized we mayn't have metastasized you mayn't have metastasized they mayn't have metastasized	I mayn't have been metastasizing you mayn't have been metastasizing he mayn't have been metastasizing we mayn't have been metastasizing you mayn't have been metastasizing they mayn't have been metastasizing

Interrogative form

Simple form	V-ing form
may I metastasize? may you metastasize? may he metastasize? may we metastasize? may you metastasize? may they metastasize?	may I be metastasizing? may you be metastasizing? may he be metastasizing? may we be metastasizing? may you be metastasizing? may they be metastasizing?
Perfect	V-ing perfect
may I have metastasized? may you have metastasized? may he have metastasized? may we have metastasized? may you have metastasized? may they have metastasized?	may I have been metastasizing? may you have been metastasizing? may he have been metastasizing? may we have been metastasizing? may you have been metastasizing? may they have been metastasizing?

Interro-negative form

Simple form	V-ing form
mayn't I metastasize? mayn't you metastasize? mayn't he metastasize? mayn't we metastasize? mayn't you metastasize? mayn't they metastasize?	mayn't I be metastasizing? mayn't you be metastasizing? mayn't he be metastasizing? mayn't we be metastasizing? mayn't you be metastasizing? mayn't they be metastasizing?
Perfect	V-ing perfect
mayn't I have metastasized? mayn't you have metastasized? mayn't he have metastasized? mayn't we have metastasized? mayn't you have metastasized? mayn't they have metastasized?	mayn't I have been metastasizing? mayn't you have been metastasizing? mayn't he have been metastasizing? mayn't we have been metastasizing? mayn't you have been metastasizing? mayn't they have been metastasizing?