A.Having shown | B.Being shown | C.To be shown | D.Having been shown |
A.to blame; occurred | B.to blame; occurring |
C.to be blamed; occurred | D.to be blamed; occurring |
A.to proving | B.to proved | C.proves | D.proving |
A.asked | B.to ask | C.asking | D.ask |
A.Tiring | B.Tired | C.Having tired | D.Tiring himself |
A.there was a chance | B.there being a chance |
C.it being a chance | D.it was a chance |
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