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