close the barn door after the horse has bolted

closed the barn door after the horse had bolted closes the barn door after the horse has bolted 三单 closes the barn door after the horse has bolted closing the barn door after the horse has bolted closing the barn door after the horse has bolted 现在分词 closed the barn door after the horse had bolted 过去式 closed the barn door after the horse had bolted 过去分词