Regular verb: curl - curled - curled
Simple form | V-ing form |
I could curl you could curl he could curl we could curl you could curl they could curl | I could be curling you could be curling he could be curling we could be curling you could be curling they could be curling |
Perfect | V-ing perfect |
I could have curled you could have curled he could have curled we could have curled you could have curled they could have curled | I could have been curling you could have been curling he could have been curling we could have been curling you could have been curling they could have been curling |
Simple form | V-ing form |
I couldn't curl you couldn't curl he couldn't curl we couldn't curl you couldn't curl they couldn't curl | I couldn't be curling you couldn't be curling he couldn't be curling we couldn't be curling you couldn't be curling they couldn't be curling |
Perfect | V-ing perfect |
I couldn't have curled you couldn't have curled he couldn't have curled we couldn't have curled you couldn't have curled they couldn't have curled | I couldn't have been curling you couldn't have been curling he couldn't have been curling we couldn't have been curling you couldn't have been curling they couldn't have been curling |
Simple form | V-ing form |
could I curl? could you curl? could he curl? could we curl? could you curl? could they curl? | could I be curling? could you be curling? could he be curling? could we be curling? could you be curling? could they be curling? |
Perfect | V-ing perfect |
could I have curled? could you have curled? could he have curled? could we have curled? could you have curled? could they have curled? | could I have been curling? could you have been curling? could he have been curling? could we have been curling? could you have been curling? could they have been curling? |
Simple form | V-ing form |
couldn't I curl? couldn't you curl? couldn't he curl? couldn't we curl? couldn't you curl? couldn't they curl? | couldn't I be curling? couldn't you be curling? couldn't he be curling? couldn't we be curling? couldn't you be curling? couldn't they be curling? |
Perfect | V-ing perfect |
couldn't I have curled? couldn't you have curled? couldn't he have curled? couldn't we have curled? couldn't you have curled? couldn't they have curled? | couldn't I have been curling? couldn't you have been curling? couldn't he have been curling? couldn't we have been curling? couldn't you have been curling? couldn't they have been curling? |