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