English verb conjugation
COULD PASTEURISE

Regular verb: pasteurise - pasteurised - pasteurised

Affirmation

Simple form	V-ing form
I could pasteurise you could pasteurise she could pasteurise we could pasteurise you could pasteurise they could pasteurise	I could be pasteurising you could be pasteurising she could be pasteurising we could be pasteurising you could be pasteurising they could be pasteurising
Perfect	V-ing perfect
I could have pasteurised you could have pasteurised she could have pasteurised we could have pasteurised you could have pasteurised they could have pasteurised	I could have been pasteurising you could have been pasteurising she could have been pasteurising we could have been pasteurising you could have been pasteurising they could have been pasteurising

Negation

Simple form	V-ing form
I couldn't pasteurise you couldn't pasteurise she couldn't pasteurise we couldn't pasteurise you couldn't pasteurise they couldn't pasteurise	I couldn't be pasteurising you couldn't be pasteurising she couldn't be pasteurising we couldn't be pasteurising you couldn't be pasteurising they couldn't be pasteurising
Perfect	V-ing perfect
I couldn't have pasteurised you couldn't have pasteurised she couldn't have pasteurised we couldn't have pasteurised you couldn't have pasteurised they couldn't have pasteurised	I couldn't have been pasteurising you couldn't have been pasteurising she couldn't have been pasteurising we couldn't have been pasteurising you couldn't have been pasteurising they couldn't have been pasteurising

Interrogative form

Simple form	V-ing form
could I pasteurise? could you pasteurise? could she pasteurise? could we pasteurise? could you pasteurise? could they pasteurise?	could I be pasteurising? could you be pasteurising? could she be pasteurising? could we be pasteurising? could you be pasteurising? could they be pasteurising?
Perfect	V-ing perfect
could I have pasteurised? could you have pasteurised? could she have pasteurised? could we have pasteurised? could you have pasteurised? could they have pasteurised?	could I have been pasteurising? could you have been pasteurising? could she have been pasteurising? could we have been pasteurising? could you have been pasteurising? could they have been pasteurising?

Interro-negative form

Simple form	V-ing form
couldn't I pasteurise? couldn't you pasteurise? couldn't she pasteurise? couldn't we pasteurise? couldn't you pasteurise? couldn't they pasteurise?	couldn't I be pasteurising? couldn't you be pasteurising? couldn't she be pasteurising? couldn't we be pasteurising? couldn't you be pasteurising? couldn't they be pasteurising?
Perfect	V-ing perfect
couldn't I have pasteurised? couldn't you have pasteurised? couldn't she have pasteurised? couldn't we have pasteurised? couldn't you have pasteurised? couldn't they have pasteurised?	couldn't I have been pasteurising? couldn't you have been pasteurising? couldn't she have been pasteurising? couldn't we have been pasteurising? couldn't you have been pasteurising? couldn't they have been pasteurising?