A.to solving | B.solving | C.solved | D.to solve |
A.having given up | B.to give up |
C.having given back | D.to give back |
A.to have crashed | B.to have been crashed |
C.having crashed | D.having been crashed |
A.to go | B.going | C.to have gone | D.having gone |
A.To ensure | B.Ensuring | C.Having ensured. | D.To have ensured |
A.display | B.to display | C.displaying | D.displayed |
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