Regular verb: rotate - rotated - rotated
Simple form | V-ing form |
I could rotate you could rotate he could rotate we could rotate you could rotate they could rotate | I could be rotating you could be rotating he could be rotating we could be rotating you could be rotating they could be rotating |
Perfect | V-ing perfect |
I could have rotated you could have rotated he could have rotated we could have rotated you could have rotated they could have rotated | I could have been rotating you could have been rotating he could have been rotating we could have been rotating you could have been rotating they could have been rotating |
Simple form | V-ing form |
I could not rotate you could not rotate he could not rotate we could not rotate you could not rotate they could not rotate | I could not be rotating you could not be rotating he could not be rotating we could not be rotating you could not be rotating they could not be rotating |
Perfect | V-ing perfect |
I could not have rotated you could not have rotated he could not have rotated we could not have rotated you could not have rotated they could not have rotated | I could not have been rotating you could not have been rotating he could not have been rotating we could not have been rotating you could not have been rotating they could not have been rotating |
Simple form | V-ing form |
could I rotate? could you rotate? could he rotate? could we rotate? could you rotate? could they rotate? | could I be rotating? could you be rotating? could he be rotating? could we be rotating? could you be rotating? could they be rotating? |
Perfect | V-ing perfect |
could I have rotated? could you have rotated? could he have rotated? could we have rotated? could you have rotated? could they have rotated? | could I have been rotating? could you have been rotating? could he have been rotating? could we have been rotating? could you have been rotating? could they have been rotating? |
Simple form | V-ing form |
could I not rotate? could you not rotate? could he not rotate? could we not rotate? could you not rotate? could they not rotate? | could I not be rotating? could you not be rotating? could he not be rotating? could we not be rotating? could you not be rotating? could they not be rotating? |
Perfect | V-ing perfect |
could I not have rotated? could you not have rotated? could he not have rotated? could we not have rotated? could you not have rotated? could they not have rotated? | could I not have been rotating? could you not have been rotating? could he not have been rotating? could we not have been rotating? could you not have been rotating? could they not have been rotating? |