1. initiative=on your own/by yourself=independently=on your own initiative=under your own steam=to be the person who starts something=plan=law adj. 主动的，自发的 n.主动权 　　

　　2. increase=go up=rise=grow=climb=gain=escalate=pick up=widen=be on the increase=intensify=expand=build up v. 上升，增加 　　

　　3. teach=educate=train=coach=instruct=bring up v.教学 　　

　　4. more than one language=bilingual=sb's second language n.多种语言 　　

　　5. determine=establish=identify=pinpoint=diagnose v. 决定 　　

　　6. young people=teenager=youth=in your teens=adolescent=minor n.年轻人 　　

　　7. community=all the people in a particular area, city, country etc. n.群体，团体，社区 　　

　　8. traditional=old-fashioned=outdated=outmoded=unfashionable adj.传统的 　　

　　9. fail=failure=not succeed=unsuccessful=vain=fruitless=unproductive=be a failure=go wrong=not work=do no good=fall through v.失败 　　

　　10. endanger=to put someone or something in danger of being hurt=damaged=destroyed v.危及，使危险