I could repressurise you could repressurise he could repressurise we could repressurise you could repressurise they could repressurise
V-ing form
I could be repressurising you could be repressurising he could be repressurising we could be repressurising you could be repressurising they could be repressurising
Perfect
I could have repressurised you could have repressurised he could have repressurised we could have repressurised you could have repressurised they could have repressurised
V-ing perfect
I could have been repressurising you could have been repressurising he could have been repressurising we could have been repressurising you could have been repressurising they could have been repressurising
Negation
Simple form
I couldn't repressurise you couldn't repressurise he couldn't repressurise we couldn't repressurise you couldn't repressurise they couldn't repressurise
V-ing form
I couldn't be repressurising you couldn't be repressurising he couldn't be repressurising we couldn't be repressurising you couldn't be repressurising they couldn't be repressurising
Perfect
I couldn't have repressurised you couldn't have repressurised he couldn't have repressurised we couldn't have repressurised you couldn't have repressurised they couldn't have repressurised
V-ing perfect
I couldn't have been repressurising you couldn't have been repressurising he couldn't have been repressurising we couldn't have been repressurising you couldn't have been repressurising they couldn't have been repressurising
Interrogative form
Simple form
could I repressurise? could you repressurise? could he repressurise? could we repressurise? could you repressurise? could they repressurise?
V-ing form
could I be repressurising? could you be repressurising? could he be repressurising? could we be repressurising? could you be repressurising? could they be repressurising?
Perfect
could I have repressurised? could you have repressurised? could he have repressurised? could we have repressurised? could you have repressurised? could they have repressurised?
V-ing perfect
could I have been repressurising? could you have been repressurising? could he have been repressurising? could we have been repressurising? could you have been repressurising? could they have been repressurising?
Interro-negative form
Simple form
couldn't I repressurise? couldn't you repressurise? couldn't he repressurise? couldn't we repressurise? couldn't you repressurise? couldn't they repressurise?
V-ing form
couldn't I be repressurising? couldn't you be repressurising? couldn't he be repressurising? couldn't we be repressurising? couldn't you be repressurising? couldn't they be repressurising?
Perfect
couldn't I have repressurised? couldn't you have repressurised? couldn't he have repressurised? couldn't we have repressurised? couldn't you have repressurised? couldn't they have repressurised?
V-ing perfect
couldn't I have been repressurising? couldn't you have been repressurising? couldn't he have been repressurising? couldn't we have been repressurising? couldn't you have been repressurising? couldn't they have been repressurising?