Regular verb: scrub - scrubbed - scrubbed
Simple form | V-ing form |
I could scrub you could scrub she could scrub we could scrub you could scrub they could scrub | I could be scrubbing you could be scrubbing she could be scrubbing we could be scrubbing you could be scrubbing they could be scrubbing |
Perfect | V-ing perfect |
I could have scrubbed you could have scrubbed she could have scrubbed we could have scrubbed you could have scrubbed they could have scrubbed | I could have been scrubbing you could have been scrubbing she could have been scrubbing we could have been scrubbing you could have been scrubbing they could have been scrubbing |
Simple form | V-ing form |
I couldn't scrub you couldn't scrub she couldn't scrub we couldn't scrub you couldn't scrub they couldn't scrub | I couldn't be scrubbing you couldn't be scrubbing she couldn't be scrubbing we couldn't be scrubbing you couldn't be scrubbing they couldn't be scrubbing |
Perfect | V-ing perfect |
I couldn't have scrubbed you couldn't have scrubbed she couldn't have scrubbed we couldn't have scrubbed you couldn't have scrubbed they couldn't have scrubbed | I couldn't have been scrubbing you couldn't have been scrubbing she couldn't have been scrubbing we couldn't have been scrubbing you couldn't have been scrubbing they couldn't have been scrubbing |
Simple form | V-ing form |
could I scrub? could you scrub? could she scrub? could we scrub? could you scrub? could they scrub? | could I be scrubbing? could you be scrubbing? could she be scrubbing? could we be scrubbing? could you be scrubbing? could they be scrubbing? |
Perfect | V-ing perfect |
could I have scrubbed? could you have scrubbed? could she have scrubbed? could we have scrubbed? could you have scrubbed? could they have scrubbed? | could I have been scrubbing? could you have been scrubbing? could she have been scrubbing? could we have been scrubbing? could you have been scrubbing? could they have been scrubbing? |
Simple form | V-ing form |
couldn't I scrub? couldn't you scrub? couldn't she scrub? couldn't we scrub? couldn't you scrub? couldn't they scrub? | couldn't I be scrubbing? couldn't you be scrubbing? couldn't she be scrubbing? couldn't we be scrubbing? couldn't you be scrubbing? couldn't they be scrubbing? |
Perfect | V-ing perfect |
couldn't I have scrubbed? couldn't you have scrubbed? couldn't she have scrubbed? couldn't we have scrubbed? couldn't you have scrubbed? couldn't they have scrubbed? | couldn't I have been scrubbing? couldn't you have been scrubbing? couldn't she have been scrubbing? couldn't we have been scrubbing? couldn't you have been scrubbing? couldn't they have been scrubbing? |