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