6、olecaveblackholeseafieldseashoresandsoiltrunkentrancen.入口,(+to/of)Whereistheentrancetothepark,please?I'llmeetyouatthe entrance ofthezootomorrow.出口exit进入entrance examinationworthlessadj.毫无价值的worthadj.值得的A bird in the hand is worth two in the bush.一鸟在手,胜似二鸟在林。bewort