“叉起”的英语？

贝丝叉起一片黄瓜。Bess stabbed a slice of cucumber.汤姆, 叉起蛋糕放在盘子上.Spear the cake and put it on the plate, Tom.比尔在赛跑时,约翰叉起两指预祝他获胜.John crossed his fingers during the race so that Bill would win....