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