English verb conjugation
SHOULD EXTEMPORISE

Regular verb: extemporise - extemporised - extemporised

Affirmation

Simple form	V-ing form
I should extemporise you should extemporise he should extemporise we should extemporise you should extemporise they should extemporise	I should be extemporising you should be extemporising he should be extemporising we should be extemporising you should be extemporising they should be extemporising
Perfect	V-ing perfect
I should have extemporised you should have extemporised he should have extemporised we should have extemporised you should have extemporised they should have extemporised	I should have been extemporising you should have been extemporising he should have been extemporising we should have been extemporising you should have been extemporising they should have been extemporising

Negation

Simple form	V-ing form
I should not extemporise you should not extemporise he should not extemporise we should not extemporise you should not extemporise they should not extemporise	I should not be extemporising you should not be extemporising he should not be extemporising we should not be extemporising you should not be extemporising they should not be extemporising
Perfect	V-ing perfect
I should not have extemporised you should not have extemporised he should not have extemporised we should not have extemporised you should not have extemporised they should not have extemporised	I should not have been extemporising you should not have been extemporising he should not have been extemporising we should not have been extemporising you should not have been extemporising they should not have been extemporising

Interrogative form

Simple form	V-ing form
should I extemporise? should you extemporise? should he extemporise? should we extemporise? should you extemporise? should they extemporise?	should I be extemporising? should you be extemporising? should he be extemporising? should we be extemporising? should you be extemporising? should they be extemporising?
Perfect	V-ing perfect
should I have extemporised? should you have extemporised? should he have extemporised? should we have extemporised? should you have extemporised? should they have extemporised?	should I have been extemporising? should you have been extemporising? should he have been extemporising? should we have been extemporising? should you have been extemporising? should they have been extemporising?

Interro-negative form

Simple form	V-ing form
should I not extemporise? should you not extemporise? should he not extemporise? should we not extemporise? should you not extemporise? should they not extemporise?	should I not be extemporising? should you not be extemporising? should he not be extemporising? should we not be extemporising? should you not be extemporising? should they not be extemporising?
Perfect	V-ing perfect
should I not have extemporised? should you not have extemporised? should he not have extemporised? should we not have extemporised? should you not have extemporised? should they not have extemporised?	should I not have been extemporising? should you not have been extemporising? should he not have been extemporising? should we not have been extemporising? should you not have been extemporising? should they not have been extemporising?