2017届高考英语一轮复习指导课件：选修7 unit 4（新人教版）

　　选修七　Unit 4　Sharing

　　1. 课前自测 2. 课堂学案 词汇接龙

　　1. ________(n. 安排)→________(vt. 安排；排列) 2. ________(n. 口译员)→________(vt. 口译；解释) 3. ________(n. 安全；保护；保障)→________(adj. 安全的) 4. ________(adj. 泥泞的；泥土般的)→________(n. 泥土 vt. 弄脏) 5. ________(vt. 捐赠)→________(n. 捐赠)→________(n. 捐赠者) 6. ________(vt. 分配；分发)→________(n. 分配；分发；分布状态) 7. ________(adj. 志愿的；自愿的)→________(n. 志愿者 vi. & vt. 自愿) 8. ________(vi. 参加；参与)→________(n. 参加；参与)→________(n. 参加者；参与人) 9. ________(vt. 操作； vi. 工作；运转)→________(n. 操作；运转)→________(n. 操作者；经营者) 10. ________〔vt. & vi. 调整；(使)适合〕→________(n. 调整；适合)→________ (adj. 可以调节的)

　　课前自测

　　Key:1. arrangement; arrange　2. interpreter; interpret　3. security; secure　4. muddy; mud　 5. donate; donation; donator　6. distribute; distribution　7. voluntary; volunteer　8. participate; participation; participant　9. operate; operation; operator　10. adjust; adjustment; adjustable 词块互译 1. 渴望收到某人的来信

　　be dying ________ from sb. 2. ________________________

　　become more imaginative in my teaching 3. 适应这些环境

　　________ these conditions 4. 对做实验一无所知

　　have no ________ of doing experiments 5. 偶然碰到老朋友

　　come ________ an old friend 6. ________________________

　　how relevant chemistry is to these students 7. 参与谈话

　　participate ________ the conversation 8. 烤干剩下的食物

　　________ the leftover food 9. 自愿捐助

　　make a ________ contribution 10. ________________________

　　prevent the land from turning into desert Key:1. to hear　2. 在教学中变得更加富有想象力了　3. adapt to　4. concept 5. across　6. 化学与这些学生有多大的关联　7. in　8. dry out 9. voluntary　10. 防止土地沙漠化 句型补全

　　1.

　　The other day I ________ the boys the weekly chemistry experiment when, before I knew it, the mixture was bubbling over everywhere! 不久前的一天，我正在给男孩子们做每周一次的化学实验的演示，我还没明白怎么回事，混合剂就到处冒气泡了！(be doing sth.when…结构) 2.

　　Sometimes I wonder how relevant chemistry is to these students,

　　________ will be going back to their villages after Year 8 anyway. 有时候，我真想知道化学与这些学生有多大的关联，无论如何，他们中的大多数人学完八年级后就要回到他们的村庄去了。(非限制性定语从句) 3.

　　To be honest, I doubt ________________ these boys’ lives at all. 说实在的，我真的不知道我是否会让这些男孩们的生活有所改变。(whether 引导宾语从句) 4.

　　Tombe’s father, Mukap, led us to his house, a low bamboo hut ________________ out of the roof — this shows it is a man’s house. 汤贝的父亲，莫卡普，把我们带到他的家，这是一个低矮的竹屋，屋顶上伸出一簇茅草——它表示这间竹屋是男人住的。(with复合结构) 5.

　　She was dying to see him again but ________________ he didn’t want to see her? 她极想见到他，但如果他不愿意见她怎么办呢？(what if 省略句) Key:1. was showing　 2. most of whom 　3. whether I’m making any difference to

　　4. with grass sticking　

　　5. what if

　　课文回顾 Key: 1. a　2. whose　3. weekly　4. it　5. frightened　6. Though/Although　7. difference 　 　8. sticking　9. down　10. to avoid

　　　 阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。 Joe is a young Australian woman who

　　worked as __1__ volunteer teacher in Papua New Guinea for two years. The high school where she worked was a bush school __2__ classrooms were made of bamboo and grass. The other day Joe was showing the boys the __3__ (week) chemistry experiment, when the mixture was bubbling before she knew __4__. The boys who had never come across anything like this before were so __5__ (frighten) that they started jumping out of the windows. __6__ Joe wondered if chemistry was relevant to the kids, she tried to make a(n) __7__ (different)

　　to the boys’ lives. Last weekend Joe went to visit a village — Tombe’s home. When she arrived, Tombe’s father led her into his house, a low bamboo hut with grass __8__ (stick) out of the roof. After dinner, Joe noticed a tin can standing upside __9__ on the grill over the fire. Later, it was thrown away __10__ (avoid) evil spirits. She left the next morning after many goodbyes and firm handshakes. It was such a privilege to have spent a day there.

　　课堂学案 【词块助记】 1. adjust vt. & vi. 调整；使适合

　　1. (2015重庆卷)For example, the moment you get on the airplane, start adjusting your biological block to the destination’s time. 例如， 你一上飞机，就开始调节你的生物钟来适应目的地的时间． 2. (2017重庆卷)He fixed the faucet, adjusted the dishwasher door, and replaced a showerhead. 他修了水龙头，调整了洗碗机的门并换了淋浴喷头。 3. (2017陕西卷)He travels widely and leads a well-adjusted, contented life.他见多识广，过着满足的随遇而安的生活。

　　adjust sth.to sth. 调整……以适应…… adjust to(doing) sth. 适应于(做) …… adjust oneself to… 使自己适应于…… 【构词】adjustment n. 调整；适应

　　adjustable adj. 可以调节的

　　make an adjustment 做出调整 1. I don’t think I shall ever be able to adjust _______ (I) to the life in this terrible place. 2. This kind of desk can be adjust to the height you need. Key：1. myself　2. adjust改为adjusted

　　2. participate vi. 参与；参加

　　1. I loved listening to the family softly talking to each other in their language, even though I could not participate in the conversation. 我很喜欢听这家人用他们的语言轻声细语地谈话，即便我不能参与其中。 2. (2017浙江卷) Last spring, I was fortunate to be chosen to participate in an exchange study program. 去年春季我有幸被选中参加一个交换生项目。

　　participate in 参加…… participate with sb. in(doing) sth. 同某人一起参加/参与(做)某事 【词块助记】 【构词】participant n. 参加者

　　participation n. 参与；分担

　　1. This should be a true national movement that needs the _______ (participate) of every Chinese citizen. 2. It is certain that he will participate to us in presenting his brother’s wedding. Key：1. participation　2. to改为 with

　　3. otherwise

　　conj. 否则；要不然

　　adv. 用别的方法；其他方面

　　1. (2017辽宁卷)Otherwise, you may have problems such as red eyes, pain in the eyes, or a more serious condition. 否则，你可能会有麻烦，比如眼睛发红、眼痛或更严重的情况。 2. He may have known the truth; otherwise he wouldn’t be so angry now. 他当时很可能知道事情的真相，否则他现在不会这么生气。 3. The task assigned, dangerous or otherwise, must be finished as scheduled. 所指派的工作，无论危险与否，必须如期完成。 4. The soup was cold, but otherwise the meal was good. 汤是冷的，除此之外，那一餐倒也不错。

　　otherwise的用法归纳： (1) 表示“否则，不然”，其句子常用虚拟语气(表假想、虚拟)；用陈述语气表示可实现的情况。(例1，例2) (2) 表示“或其相反”，用于or otherwise或and otherwise中。(例3) (3) 表示“用别的方法，除此之外”。(例4) 【用法总结】 1. You have to ensure that the gas is turned off after a bath, which will otherwise cause danger. 2. They got two free tickets to Canada, ________ they’d never have been able to afford to go. Key：1. will 改为would　2. otherwise

　　4. distribute vt. 分配；分发；散布

　　1. This gift covers the cost of production and distribution of seedlings, as well as training in tree care for the local villagers. 这份礼物包括幼树苗的培育和销售费用，也包括当地村民参加护树培训的费用。 2. (2017江苏卷)Some goods were distributed by merit, others by need, still others by chance. 有些商品按劳分配，有些按需分配，还有一些随机分配。

　　distribute sth. to/among… 把某物分发给…… distribute sth. over sp. 把某物分散于某地 【词块助记】 【构词】distribution n. 分配；分发；分布状态

　　distributor n. 经销商；配电器

　　1. At one time, gray wolves were among the most widely ________ (distribute) mammals on Earth. 2. Alice, I’m very busy now. Can you distribute these books with the children? Key：1. distributed　2. with 改为to/among

　　5. operate vi. 工作；运转；动手术 vt. 操作

　　1. (2015重庆卷)Several safari camps operate as the base for this adventure, providing unique rides twice a day to explore deep into the delta.

　　几个狩猎营地充当此次探险基地，为深入三角洲探险的人们每天提供两次独特的旅行。 2. (2017辽宁卷) This machine is very easy to operate. 这台机器很容易操作。 3. (2017陕西卷) She couldn’t afford the operation because her family was poor. 她负担不起这次手术费用，因为她家里很穷。

　　operate the machine 操作机器 operate the factory 管理工厂 operate on sb. 给某人动手术 perform an operation 做手术 be in operation 运转中；操作中 come/go into operation 开始运转；实施起来 put/bring sth. into operation 使某事开始运作 【词块助记】 【构词】operator n. 操作者；运营商；接线员

　　operation n. 操作； 运转；手术 1. This hospital enjoys a good reputation, where many wounded operated on every day. 2. We will have to operate ________ his eyes. Key：1. 在operated前加are　2. on

　　6. in need在困难中；在危急中 1. Choose from this catalogue a really useful gift for some of the world’s poorest and bring hope for a better future to a community in need. 从这份清单中选择一份确实有用的礼物，送给世界上最穷苦的人， 给急需帮助的社区带去改善未来的希望吧！ 2. A friend in need is a friend indeed. 患难见真情。 3. If you are in need of talking to someone, don’t hesitate to let me know. 如果你真的需要找人倾诉，别犹豫告诉我。 in danger 处境危险 in trouble 有困难；有麻烦 meet/satisfy one’s needs 满足某人的需求 in need of

　　需要…… there is no need for sb.to do sth. 某人没有必要做某事 sth. need/want/require doing/to be done

　　某事需要做

　　【词块助记】 【微解析】 7. But last weekend another teacher, Jenny, and I did visit a village which is the home of one of the boys, Tombe. 但是上个周末，我和另一个老师，珍妮，确实拜访了一个村庄，其中一个男孩汤贝的家就在那里。

　　“do/does/did ＋ 动词原形”可构成强调结构，表示“的确，确实；一定要”等加强语气。这种强调句只有一般现在时和一般过去时，且只对肯定的谓语动词进行强调，没有否定或疑问式。do 在句中要重读。注意：do在祈使句中使用时，往往不表示命令，而表示强烈的请求，有时表达更加客气的语气。

　　【仿写】 1. We ________ to school by bus.我们确实经常乘公交车去上学。 2. Kate ________ this game.凯特确实喜欢这个游戏。 3. ________ your homework on time.一定要按时完成作业。 【单句改错】 4. Cars moved very slowly in the 1930s, but they did moved faster than in the 1920s.

　　Key：1. do often go　2. does like　3. Do finish　4. 第二个moved改为move

　　8. She was dying to see him again but what if he didn’t want to see her? 她渴望再见到他，但如果他不想见她怎么办？

　　what if “如果……将会怎样；即使……又有什么关系”，为省略结构，相当于what shall we/I do if…？ what if 中what 可看做what should sb.do (某人该怎么办)或what does it matter(有什么要紧)或what would happen (将会如何)的省略。 (1) What for？为什么？相当于Why? (2) What about…？ ……怎么样？相当于How about…？ (3) What’s up/wrong? 怎么了？相当于What’s the matter?

　　【微解析】 【仿写】 1. __________ we moved the sofa over there? Would that look better? 如果我们把沙发挪到那边会怎么样？那样会看起来更好么？ 2. —We’ll hold a party this weekend.

　　—__________？

　　——我们要在这个周末开一个聚会。

　　——为什么呢？ 3. __________？ She is weeping over there. 怎么了？她正在那边儿哭呢。 【单句改错】 4. Jim is a nice guy. What for inviting him to our party? He’ll have much fun here. Key：1.What if　2.What for/Why　3.What’s up/wrong/the matter

　　　4.for改为about

　　With the winter vacation approaching, many children badly need to be taken care of. ① The good news is that,

　　__________． During the winter vacation, many working parents ② _____________ with their children, ③ ______________. Now the parents can be relieved because of the Children’s Home, ④ __________________. Besides, they can get help if they have difficulty with their lessons. The volunteers ⑤ _____________________． I think our children will have a wonderful time this winter. 【写作导航】 1. 表达“热心的志愿者在我们社区组建儿童之家”，可用warm-hearted, set up等词语； 2. 介绍组建儿童之家的原因，用be engaged in, spare little time表达“父母忙于他们的工作，抽不出时间给他们的孩子”，用非限制定语从句表达“这导致孩子们缺少照顾”； 3. 介绍儿童之家是一个可以让孩子们准时吃到美味午餐的地方，用where 引导的非限制性定语从句； 4. 最后描述志愿者时刻准备着去帮助孩子们解决问题。 假如你是某国际社区的李华，志愿者在你们社区成立了“儿童之家”(Children’s Home)。请你用英语写一篇短文介绍这个活动，发表到社区报刊上。 内容要点：1. 志愿者组建儿童之家； 2. 照顾寒假期间无人看管的孩子； 3. 提供可口的午餐，辅导作业，组织活动。 Key： ① some warm-hearted volunteers set up the Children’s Home in our community ② are engaged in their work and can spare little time ③ which leads to lots of children lacking good care ④ where children can have delicious lunch on time ⑤ will

　　always be ready to help them out with their problems