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