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