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1、Unit 5 Meeting your ancestors.重要单词聚焦1 n可能的选择adj. 供选择的；其他的2n. 挨饿；饿死3 vt.& vi. 打断讲话； 打岔；暂时中断或中止4vt. 假定；设想5 adv. 不管；不顾alternativestarvationinterruptassumeregardless6vi.& vt. (使)锋利；尖锐；清晰7adj. 原始的；远古的；简陋的8n. 意义；意思；重要性；重要意义9 adv. 以方式；不知怎么地10n. 幼儿园11n. 分割；划分；分配；分界线12vi.& vt. 鼓掌欢迎；赞赏13vi.& vt. 加速；促进14vt. 逮捕
2、；吸引n. 逮捕；拘留15 adj. 晕眩的；使人发晕或困惑的sharpenprimitivesignificancesomehowkindergartendivisionapplaudacceleratearrestdizzy.重点短语扫描1of 不管；不顾2at 至多；最多3cut 切碎4fed up 受够了；饱受；厌烦5look 向前看；为将来打算6Date 追溯到7concentrate 集中8search 寻找9take to do sth. 轮流干某事10cant/couldnt doing禁不住干某事regardlessmostupwithaheadback onforturns
3、help.课文原句突破1If only it could be just like last year!信息提取if only意为“但愿，要是就好了”。例句仿写要是当时我接受你的建议就好了！_ _ _ _ _ _ _then!【答案】If only I had followed your advice2We have been excavating layers of ash almost six meters thick，which suggests that they might have kept the fire burning all winter.信息提取suggest意为“暗示，
4、表明”。例句仿写他的坐立不安说明了他想立即离开。His restlessness suggested that he_ _ _ _.【答案】wanted to leave immediately3Having heard wolves howling in the forest，Lala accelerated her walk up the path to the caves fearing that there might be wild beasts lying in wait for her.信息提取lie in wait for sb.隐蔽静候以出人不意。例句仿写警察为了捕获嫌疑人隐
5、蔽埋伏了好几天。The police_ _ _ _ _ _ _ _the suspected man.【答案】spent a few days lying in wait for4So we think it is reasonable to assume they lived in these caves，regardless of the cold.信息提取regardless of不理会，不顾。例句仿写不论他是对还是错，我们必须遵守他的决定。_ _ _ _ _ _ _ _，we have to follow his decisions.【答案】Regardless of whether
6、he is right or wronginterrupt vt.& vi.打断讲话；打岔；暂时中断或中止Dont interrupt us；its rude.别打断我们谈话，这样很不礼貌。Traffic in the city was interrupted by a snowstorm.市内交通被暴风雪所阻断。Im sorry to interrupt you，but could you tell me the way to the hospital？对不起，打扰了，你能告诉我去医院怎么走吗？It is not polite to interrupt when someone is tal
7、king.在别人讲话时插嘴是不礼貌的。辨析：interrupt与disturb(1)interrupt打断(某人的)谈话；中断(某人的)行动Dont interrupt me while I am working.我在工作时别打扰我。(2)disturb Im sorry to disturb you，but can I talk to you for a moment?对不起，打扰你一下，我能跟你谈一会儿吗？1It is bad manners to_others while they are having a conversation.AdisturbBbotherCinterrupt D
8、drop in【解析】“打断某人的谈话”应该用interrupt。【答案】Cassume v假定；设想；假装；承担(1)假定，认为I had assumed him to be a teacher.我本以为他是教师。I didnt see your car，so I assumed youd gone out.我没有看见你的汽车，所以我以为你出去了。It is generally assumed that stress is caused by too much work.普遍认为，压力系工作过重所致。(2)担任(职务，任务等)，承担(责任)The court assumed the resp
9、onsibility for the girls welfare.法庭承担了保障这个女孩福利的责任。(3)呈现(情况)，假装The problem has assumed a new aspect.那个问题已呈现出新的局面。Although she was ill，she assumed an air of cheerfulness.虽然他生病了，却装作快乐的样子。(1)assuming (that)suppose/supposing (that)假设；假定Assuming it rains tomorrow，what shall we do then?假设明天下雨的话，我们该怎么办？(2)o
10、n the assumption that假定We are working on the assumption that we can carry out the plan in a week.我们在一星期内可以完成计划的假定之下工作着。2We all can go out for a picnic this afternoon_that the others agree.Ato assume BassumedCassume Dassuming【解析】assuming that.假定。类似表达有：providing/supposing (that).。【答案】Dsignificance n意义
11、，意思；重大意义；重要性be of great significance非常重要Few people realized the significance of the discovery.很少有人意识到这一发现的重要性。It is a matter of great significance.这是一个非常重要的问题。(1)significant adj.有意义的，意味深长的；重要的，重大的(2)significantly adv.有重大意义地；明显地；显著地；意味深长地Their change of plan is strange but I dont think its significan
12、t.他们改变了计划十分奇怪，但我觉得没什么用意。He smiled significantly at his students.他意味深长地对他的学生笑了。Profits have risen significantly.利润已明显提高了 3The new discovery of oil is of great_to the countrys economy.Asignature BsignificantCsignificance Dsign【解析】be of significancebe significant有意义的；有价值的；重要的；signature签名；签字；sign标记，迹象。【
13、答案】Carrest(1)n.逮捕；拘留He was placed under house arrest in 1995.他在1995年被软禁。The police expected to make an arrest soon.警方很快就会进行拘捕。(2)vt.逮捕；吸引The policemen arrested the man for carrying a gun.警察以携带枪支罪逮捕了那个人。The beautiful sunset arrested our attention，and we stopped to watch it.美丽的日落吸引了我们的注意力，我们停下来观看。4It is reported that the agent was_for carrying a false passport.Aarrested BaccusedCcharged Dsuspected【解析】句意为：那个代理商因使用假护照而被捕。arrest逮捕，be arrested for因被逮捕；be accused of因被指控；be charged with被控告；be suspected of被怀疑。【答案】Aregardless of不理会；不顾He says what he thinks，regardless of other peoples feelings.
