English verb conjugation
SHOULD METASTASISE

Regular verb: metastasise - metastasised - metastasised

Affirmation

Simple form	V-ing form
I'd metastasise you'd metastasise he'd metastasise we'd metastasise you'd metastasise they'd metastasise	I'd be metastasising you'd be metastasising he'd be metastasising we'd be metastasising you'd be metastasising they'd be metastasising
Perfect	V-ing perfect
I should've metastasised you should've metastasised he should've metastasised we should've metastasised you should've metastasised they should've metastasised	I should've been metastasising you should've been metastasising he should've been metastasising we should've been metastasising you should've been metastasising they should've been metastasising

Negation

Simple form	V-ing form
I shouldn't metastasise you shouldn't metastasise he shouldn't metastasise we shouldn't metastasise you shouldn't metastasise they shouldn't metastasise	I shouldn't be metastasising you shouldn't be metastasising he shouldn't be metastasising we shouldn't be metastasising you shouldn't be metastasising they shouldn't be metastasising
Perfect	V-ing perfect
I shouldn't have metastasised you shouldn't have metastasised he shouldn't have metastasised we shouldn't have metastasised you shouldn't have metastasised they shouldn't have metastasised	I shouldn't have been metastasising you shouldn't have been metastasising he shouldn't have been metastasising we shouldn't have been metastasising you shouldn't have been metastasising they shouldn't have been metastasising

Interrogative form

Simple form	V-ing form
should I metastasise? should you metastasise? should he metastasise? should we metastasise? should you metastasise? should they metastasise?	should I be metastasising? should you be metastasising? should he be metastasising? should we be metastasising? should you be metastasising? should they be metastasising?
Perfect	V-ing perfect
should I have metastasised? should you have metastasised? should he have metastasised? should we have metastasised? should you have metastasised? should they have metastasised?	should I have been metastasising? should you have been metastasising? should he have been metastasising? should we have been metastasising? should you have been metastasising? should they have been metastasising?

Interro-negative form

Simple form	V-ing form
shouldn't I metastasise? shouldn't you metastasise? shouldn't he metastasise? shouldn't we metastasise? shouldn't you metastasise? shouldn't they metastasise?	shouldn't I be metastasising? shouldn't you be metastasising? shouldn't he be metastasising? shouldn't we be metastasising? shouldn't you be metastasising? shouldn't they be metastasising?
Perfect	V-ing perfect
shouldn't I have metastasised? shouldn't you have metastasised? shouldn't he have metastasised? shouldn't we have metastasised? shouldn't you have metastasised? shouldn't they have metastasised?	shouldn't I have been metastasising? shouldn't you have been metastasising? shouldn't he have been metastasising? shouldn't we have been metastasising? shouldn't you have been metastasising? shouldn't they have been metastasising?