2021届人教版一轮复习学案：选修7Unit3　Underthesea

Unit 3　Under the sea 单词拓展1.witness　　　　　vt.目击 n.目击者;证人2.abandon  vt.放弃;抛弃abandoned adj.被抛弃的3.scare  vt.恐吓vi.受惊吓scared adj.害怕的 4.urge  vt.催促;极力主张urgent adj.紧急的5.accommodation  n.住所;住宿accommodate vt.容纳;考虑到6.reflect  vi.思考 vt.反射;思考reflected adj.反射的,反映的 reflection n.反射,反思7.depth  n.深(度);深处deepen vt.加深,深化deeply adv.深深地8.relationship  n.关系;血缘关系relation n.关系,亲戚relate vt.联系relative adj.有关系的relativity n.相对性;相对论 9.annual adj.每年的 n.年刊annually adv.每年;按年度计算10.aware  adj.意识到的awareness n.知道11.narrow  adj.狭窄的;有限的narrowly adv.勉强地;狭窄地 12.sharp  adj.锐利的;锋利的sharpen v.削尖;磨快sharpener n.削刀;磨具13.tasty adj.好吃的;可口的taste n.味道tasteful adj.有鉴赏力的14.awesome  adj.使人敬畏的15.opposite 　　prep.在……对面 adj.相对的opposite adv.相对地,在对面opposition n.反对,敌对16.target n. 目标;靶17.vivid adj.生动的;鲜明的;鲜艳的18.shallow adj.浅的;肤浅的;浅显的单词拓展短语记忆1.help (...) out　　　帮助(某人)摆脱困境或危难2.be/become aware of 对……知道、明白;意识到……3.hold up 举起;抬起;阻止4.sort out 分类,整理5.ahead of 优于;在……前面6.aim at 瞄准7.upside down 上下翻转8.(be) scared to death 吓死了句型整理1.It was a time when the killer whales,or “killers” as they were then called,helped the whalers catch the baleen whales that were on their annual migration.那个时期,虎鲸(当时被称为“杀手”)帮助捕鲸人在每年须鲸迁徙时捕捉须鲸。2.As we drew closer,I could see a whale being attacked by a pack of about six other killers.随着我们的靠近,我能看见一条鲸鱼正被其他大约6条(虎鲸)袭击。3.This was the call that announced there was about to be a whale hunt.这是宣告捕鲸行动马上就要开始的呼声。1.witness n.目击者;证人;证据vt.当场见到;目击;见证归纳拓展①a witness/witnesses to/of ……的目击者/见证人/证据②witness to (doing) sth.证实/证明(做)某事;作证(说)(做)某事③give witness to 作为……的证据;证明④witness for 为……作证高考运用:语法填空①His good health is a　　　　(证明)to the success of the treatment. ②The driver witnessed to 　　　　 　　　　(see) the man enter the building. ③The temples give witness 　　　　 the city’s former greatness. 答案:①witness　②having seen　③toThe witness who witnessed the accident gave witness to the police and promised to be a witness.这个目击了这场事故的目击者向警方提交了证据并答应作证人。①witness作及物动词,其主语可以是时间或地点,表示“是发生某事的时间或地点”。②在短语“witness to...”中 to 为介词,其后可跟名词、代词和动词-ing形式。2.abandon vt.放弃;遗弃;抛弃;离弃归纳拓展①abandon oneself to 沉溺于②abandon doing sth.放弃做某事③with abandon放任地,放纵地高考运用:语法填空①Wang collected more than 7 million 　　　　(abandon)bricks of different ages.(2019全国Ⅲ,阅读理解C) ②Those who abandon themselves 　　　　 despair cannot succeed. ③They abandoned 　　　　(carry) out the plan because of the lack of money. 答案:①abandoned　②to　③carrying3.scare vt.恐吓vi.受惊吓归纳拓展①scare sb.away/off 把某人吓跑②scare sb.into/out of doing sth.吓得某人做/不敢做某事③be scared to do sth.害怕干某事④be scared of 害怕……⑤be scared to death 吓死高考运用:完成句子①Some parents try to 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　(用吓唬的方法使孩子守规矩). ②I 　　　　 　　　　 　　　　 　　　　 (吓得要死) at the thought of being bitten by the dog. 答案:①scare their children into behaving well　②was scared to death写作联想:高考运用②其他表达方式①I was frightened to death at the thought of being bitten by the dog.②I was nearly dead with fright at the thought of being bitten by the dog.4.urge vt.催促;极力主张;力促n.冲动;迫切要求归纳拓展①urge sb.to do/into doing sth.催促某人做某事②urge+that...(should+)do 主张……③It is urged that sb.(should) do sth.坚决要求/极力主张某人做某事④have an urge to do sth.迫切要做某事高考运用:完成句子①But the 　　　　(冲动)would no doubt be greater if you were living on the streets with little food and money.(2019北京,完形填空) ②We should constantly 　　　　 　　　　 　　　　 　　　　(鞭策自己学习) hard. ③　　　　 　　　　 　　　　 　　　　(人们极力主张) the government (should) take immediate action to prevent such things happening again. 答案:①urge　②urge ourselves to study　③It is urged that5.help (...) out 帮助(某人)摆脱困境或危难;协助;使(某人)脱离困境归纳拓展①help sb.with/(to) do sth.帮助某人某事/做某事②can’t help doing sth.忍不住做某事③can’t help but do sth.只得做某事,不得不做某事④help oneself (to sth.) 随便用(食物等)高考运用:完成句子①A good neighbor is also one who likes to 　　　　 　　　　(帮助摆脱困境)in small ways.(2019浙江,七选五) ②Would you please 　　　　 　　　　 　　　　 　　　　 　　　　(帮我打扫房间)? ③It was raining so hard that we　　　　　　　　　　　(禁不住)wondering how long it would take to get there.(2019全国Ⅲ,语法填空) ④With so much work to do,he 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　(不得不向他的朋友们求助). 答案:①help out　②help me clean the room　③couldn’t help　④can’t help but ask his friends for help6.be/become/get aware of 对……知道、明白;意识到……归纳拓展①be aware that...知道;体会到……②make sb.aware that/of...提醒某人注意……③raise one’s awareness of... 提高某人的……意识④develop an awareness of...逐渐懂得……高考运用:完成句子①Everybody can buy takeaway food,but sometimes 　　　　 　　　　 　　　　(我们没有意识到)how cheaply we can make this food ourselves.(2019全国Ⅰ,阅读理解B) ②Drivers 　　　　 　　　　 　　　　 　　　　 　　　　(应当被提醒) the danger of driving after drinking. ③There are lots of ways to　　　　　　　　　　　　(提高意识)for a cause.(2019浙江,完形填空) 答案:①we’re not aware　②should be made aware of③raise awareness7.hold up 举起;抬起;阻止归纳拓展①hold on坚持;抓住;稍等(电话用语)②hold back 踌躇,阻止③hold out 坚持到底;伸出(手)④hold off推迟高考运用:完成句子①I was 　　　　 　　　　(遇事耽搁) on the way so I was late. ②I’d thought I could 　　　　 　　　　(坚持到底) till my dentist came back from holiday,but the pain was really unbearable. ③Could you 　　　　 　　　　(推迟) your decision until next week? 答案:①held up　②hold out　③hold off8.It was a time when the killer whales,or “killers” as they were then called,helped the whalers catch the baleen whales that were on their annual migration.那个时期,虎鲸(当时被称为“杀手”)帮助捕鲸人在每年须鲸迁徙时捕捉须鲸。It was a time when...是when引导的定语从句,修饰先行词a time。归纳拓展It was a time when...=This was a time when...=That was a time when...=There was a time when...曾经一度(那时)……高考运用:完成句子①He lived in 　　　　 　　　　 　　　　(……的时代) the blind couldn’t get much education. ②　　　　　　　　　　　　(曾经一度)people may have felt awkward about asking for a table for one.(2019全国Ⅱ,阅读理解C) 答案:①a time when　②There was a time when9.As we drew closer,I could see a whale being attacked by a pack of about six other killers.随着我们的靠近,我能看见一条鲸鱼正被其他大约6条(虎鲸)袭击。see a whale being attacked看到一条鲸鱼正在被袭击,句中being attacked作宾语补足语,表示被动的含义。being done结构是doing的被动形式, 在句中作主语、宾语、定语、宾语补足语等。高考运用:语法填空①When I was a child,I liked to watch bicycles 　　　　 　　　　(repair). ②The school 　　　　 　　　　(build) is for the children in the area. ③　　　　 　　　　(bite) by a dog put him into hospital. ④Yet instead of 　　　　 　　　　(discourage) by my slow progress,I was excited.(2019全国Ⅰ,完形填空) 答案:①being repaired　②being built　③Being bitten④being discouraged“being done”形式作宾语补足语和后置定语时表被动同时又表进行,然而在作主语和宾语时仅表被动。