Unit 4 Sharing 1.concept(n.) 观念;概念2.relevant(adj.) 有关的;切题的3.remote(adj.) 遥远的;偏僻的4.adjust(vi.& vt.) 调整 ;(使)适合5.otherwise(conj.) 否则;不然(adv.) 用别的方法;其他方面6.arrangement(n.) 安排;排列7.purchase(vt.& n.) 买;购买8.anniversary(n.) 周年纪念(日)9.click(vt.& vi.) (使)发出咔嗒声(n.) 咔嗒声10.security(n.) 安全;保护;保障11.participate(vi.)参与;参加→participation(n.)参加;参与→participant(n.)参加者12.donate(vt.)捐赠→donation(n.)捐赠,捐款→donator(n.)捐赠者13.voluntary(adj.)自愿的;志愿的;无偿的→volunteer(n.& vi.)自愿者;志愿者;自愿做……14.distribute(vt.)分配;分发→distribution(n.)分布状态;分配;分发15.operate(vi.)工作;运转;(vt.)操作→operation(n.)手术;运转→operator(n.)操作人员1.hear_from 接收……的信2.the_other_day 不久前的一天3.dry_up (指河流、井等)干涸4.adapt_to 适应5.to_be_honest 诚实的说6.get_through 通过7.set_up 建立;开张8.(be)_dying_to_do 极想;渴望做某事9.dry_out (使浸水等之物)完全变干;干透10.in_need 在困难中;在危急中11.come_across 遇见12.stick_out 伸出1.We walked for two and a half hours to get there—first up a mountain to 1a ridge from where we had fantastic views and then down a steep path to the valley below.我们步行两个半小时才到达那里——先是爬山,爬到山脊能看到奇妙的景色,然后走下一个陡坡,一直走到下边的山谷。名师指津:from where we had fantastic views 是修饰 a ridge 的定语从句。例句仿写:我们爬到山顶,在那儿我们可以一览整个城市。We went up to the top of the hill,from_where we had a good view of the whole city.2.To be honest,I doubt whether I’m making any difference to these boy’s lives at all.说实在的,我真的不知道我教的课是否会让这些孩子的生活有所改变。名师指津:doubt whether...怀疑是否……例句仿写:我怀疑他们两天内能否完成这项艰巨的任务。I doubt_whether they will finish the hard task in two days.3.The gift you give is not something your loved on...