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