1. take part in/join in 参加2. be on a journey 进行旅行3. used to 过去常常4. find out 查明,找出5. every four years 每四年,每隔三年6. all over the world (遍及)全世界7. as a matter of fact 事实上;实际上8. compete with/against 和……竞争 9. compete for… 为……而竞争10. be admitted to 获准做某事11. be admitted as 作为…被接受12. reach the... standard 达到……水平、标准13. play an important role/part in 在……方面扮演重要角色(起重要作用)14. as well as 和……一样15. thank you for your time 感谢您(能抽空…)