Regular verb: liaise - liaised - liaised
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I could liaise you could liaise she could liaise we could liaise you could liaise they could liaise | I could be liaising you could be liaising she could be liaising we could be liaising you could be liaising they could be liaising |
Perfect | V-ing perfect |
I could have liaised you could have liaised she could have liaised we could have liaised you could have liaised they could have liaised | I could have been liaising you could have been liaising she could have been liaising we could have been liaising you could have been liaising they could have been liaising |
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I could not liaise you could not liaise she could not liaise we could not liaise you could not liaise they could not liaise | I could not be liaising you could not be liaising she could not be liaising we could not be liaising you could not be liaising they could not be liaising |
Perfect | V-ing perfect |
I could not have liaised you could not have liaised she could not have liaised we could not have liaised you could not have liaised they could not have liaised | I could not have been liaising you could not have been liaising she could not have been liaising we could not have been liaising you could not have been liaising they could not have been liaising |
Simple form | V-ing form |
could I liaise? could you liaise? could she liaise? could we liaise? could you liaise? could they liaise? | could I be liaising? could you be liaising? could she be liaising? could we be liaising? could you be liaising? could they be liaising? |
Perfect | V-ing perfect |
could I have liaised? could you have liaised? could she have liaised? could we have liaised? could you have liaised? could they have liaised? | could I have been liaising? could you have been liaising? could she have been liaising? could we have been liaising? could you have been liaising? could they have been liaising? |
Simple form | V-ing form |
could I not liaise? could you not liaise? could she not liaise? could we not liaise? could you not liaise? could they not liaise? | could I not be liaising? could you not be liaising? could she not be liaising? could we not be liaising? could you not be liaising? could they not be liaising? |
Perfect | V-ing perfect |
could I not have liaised? could you not have liaised? could she not have liaised? could we not have liaised? could you not have liaised? could they not have liaised? | could I not have been liaising? could you not have been liaising? could she not have been liaising? could we not have been liaising? could you not have been liaising? could they not have been liaising? |