人教版高中英语知识《Exploring planets》教案和例题

1、高品质文档人教版高中英语知识exploring planets教案和例题人教版高中英语知识exploring planets教案和例题英语教师要培养对学生的亲近感。在课堂教学中英语教师要十分尊重学生，注意激励学生，关注学生学习过程。在当前”减负工作中，英语教师尤其要注意体察学生在课堂上的心理感受，亲近学生，使学生喜爱英语教师和英语课，从而提高英语课堂教学的效益。下面和课件网我一起看看有关人教版高中英语知识exploring planets教案和例题。人教版高中英语选修9exploring planets教案目标认知 重点词汇： scale， postpone， evolve， attach，

2、date back to， give out conflict， restriction， fluency， appeal，重点句型：not ?until 句型 语 法： 宾语精讲巧练 重点词汇 scale 【原句回放】 however， it was not until the eighteenth and nineteenth centuries that the exploration of the botanical world began on a large scale. （p32） 【点拨】scale n. the size of sth. ， especially when i

3、t is big 意为”大小，规 模，on a large scale 表示”规模宏大的，还表示”等级；比例，尺度 如：any public demonstrations（游行）on a large scale without the permission of the city authorities is antisocial. the scale of this map is one centimeter to the kilometer. a machine for weighing people has a scale from one pound to 300 pounds on

4、it. 【拓展】scales 表示”称，天平；scale 也用作动词，表示”攀越，爬越，短语： scale up/ down 按比例逐步增加/减少， 如：students scaled an 8-foot fence to enter the theatre. such a big order means scaling up our production capacity. 【随时练】 with the opportunity to survive becoming small， the search operation has been scaled down slowly at pres

5、ent. a. has been scaled down c. scaled up key: b b. is being scaled down d. is scaling upconflict【原句回放】 brave young men took the opportunity of going on botanical expeditions， often facing many dangers including disease，?and conflicts with the local people. （p32） 【点拨】 conflict n. angry disagreement

6、between people or groups 表示”冲突， 争端，常与介词 between / over 连用， be in conflict with sb. 表示”与某人处于 争执中。conflict 也用作动词， 表示”冲突；争执 如：there is a conflict between the two sides of his personality. she is in conflict with her employer over sickness pay. the two stories conflicted， so i did not know what to belie

7、ve. 【拓展】区别 conflict， fight， struggle 都含”战斗 、” 斗争的意思。 conflict 指”由于严重不一致， 而引起抵触或冲突， 如：their account of the causes of the war conflicts with ours. 他们对于战争起因的报告与我们的报告相反。 fight 原义是”打仗、”战斗， 指”任何形式的斗争， 特别强调”短兵相 接， 如：the two boys fought. 两个孩子动手打起来了。 struggle 本义是”挣扎，指”克服某种障碍或困难， 以达到某种目的，意味 着”处境难， 如：they were

8、 struggling for peace. 他们为和平而斗争。 【随时练】 in dealing with public relations， we should make every effort to prevent the _in personality. a. contract b. contrast b. connection d. conflictkey: d. 析：conflict 争论，摩擦，冲突；contact 接触，联系，交往； contrast 对比；对照；connection 联系，关系。restriction 【原句回放】at that time， there we

9、re restrictions on the movement of europeans and so ，?（p33） 【点拨】restriction n. the act of limiting or controlling someone or sth. 表 示”限制，约束，短语 lift/ remove restrictions on 表示”解除对?的限制， 如：the restriction of press freedom is seen as an abuse（侵犯）of human rights. we have been asking the government to lif

10、t the restrictions on food export. 【拓展】 restrict v. 表示”限制，限定，restrict sth. to sth 表示”限制某人某物；restrictive adj. 表示”严格限制的。 如：doctors have restricted the number of visits to two per day. travel is my dream， but a busy working life has restricted my opportunities. the current building regulations are very

11、 restrictive. 【随时练】the county is facing restrictions _ the use of water for irrigating crops. a.to key: c b. with c. on d. towardfluency 【原句回放】， in order to travel unnoticed， he developed his fluency in chinese ? and dressed as a chinese man， even shaving his head in the chinese style. （p33） 【点拨】 fl

12、uency n. quality of speaking ， writing in an easy smooth manner 表 示”流利，流畅，with fluency 表示”流畅地， 滔滔不绝， 如：visitors were amazed at the students conversational fluency in english. he speaks english with great fluency. 【拓展】fluent adj. 表示”流利的，熟练的， be fluent in 表示”在某方面熟练 的， fluently adv. “熟练地 如： couldn imag

13、ine our prime minister was fluent in eight foreign languages. you t you speak more fluently than i. 【随时练】 she speaks _ though not very correct french. a. fluent key: a b. fluently c. fluency d. with fluencyappeal 【原句回放】one of the collectors was father farges， who collected 37 seeds from a tree that

14、had appealed to him. （p33） 【点拨】appeal vi. to be attractive or interesting to sb. 表示”（常与 to 连 用）吸引；引起兴趣，还表示”呼吁，恳请，上诉，诉诸等， 如：does the idea of working for a venture company appeal to you? the government is appealing to everyone to save water. the victims families of the murder have appealed to the supr

15、eme court to have a definitive answer.he appealed against the judges decision. 【拓展】appeal 用作名词，表示”呼吁，请求，吸引力，常与介词 for 连用，make an appeal 请求； 如：they have launched an appeal to send food to the flood victims. there have been several appeals for an end to the fighting. the old couple made an emotional ap

16、peal for his daughter to connect them. 【随时练】the design _all the ages and social groups is not easy to make. a. appealed to c. to be appealed to key: d b. being appealed to d. appealing topostpone 【原句回放】my parents suggested postponing our visit to the pyramid because we didnt have enough time to see

17、them before we left egypt.（p35） 【点拨】postpone vt. to decide that sth. will not be done at the time when it was planned， or to delay 表示”推迟，延期，postpone doing sth 表示”推迟做某事 常与介词 till/until/ to 连用， 如：we postponed the match from march 5th to march 19th. the ball game was postponed because of the heavy rain

18、. 【拓展】区别 delay/ postpone / put off 均含”推迟、”延期、”延缓的意思。 delay 指”暂时阻挠或阻挡， 稍后可再继续进行， 如：the steamer was delayed by bad weather. 汽轮因天气不佳而延期。 postpone 是正式用语， 语义较强， 指”有意识地延至将来某一特定时间， 在多数 情况下， 后面说 明改在何时进行， 如：the meeting has been postponed to friday. 会议推迟到星期五举行。 put off 与 postpone 大致同义， 但较通俗口语化， 如：lets put thi

19、s off till some other time. 我们还是把这搁一搁， 以后再说 吧。 【随时练】 we ve had to postpone _ to france because adrians got an interview for a job that week. a. going key: a b. go c. to go d. to goingevolve 【原句回放】over time， many flowering plants and their animal pollinators have evolved together. （p38） 【点拨】evolve vi

20、 vt. to develop naturally and gradually over a period of time 表示” 发展，进化，常与介词 from/ into 连用， 如：there was a debate as to whether birds evolved from dinosaurs. the british present political system has evolved over several centuries. 【拓展】evolution n. 表示”进化（论），发展，evolutionary adj. 表示”进化的， 发展的。 如：the spac

21、e program is the evolution of years of research. the new fossil finds may tell us more about human evolution. 【随时练】the developmental history of the society tells us that man has _from the ape. a. involved key: c b. dissolved c. evolved d. solvedattach 【原句回放】pollen becomes attached to the animal duri

22、ng its visit to a flower and is then passed on to another plants blossom on its next visit. （p38） 【点拨】 attach vt. to connect one thing to another 表示”系上，缚上，附加， 常与介词 to 连用，attach a label to 贴上标签， 如：there was a massage attached to the flowers. no blame attaches to him for the accident. we should attach

23、 primary importance to the development of economy. 【拓展】attached adj. 表示”连接的， 附加的，attachment n. 表示”附件，爱 慕。 如：she found herself growing deeply attached to the old lady. the hallway leads to a bathroom with bath and shower attachment. 【随时练】 returning home， she found a note _ to the door， reading: “ cal

24、l on in later. a. attaching key: b b. attached c. attach d. being attacheddate back to 【原句回放】collecting “exotic plants， as they are called， dates back to the earliest times. （p32） 【点拨】date back to 表示”追溯到，始于，相当于 date from， 常用于一般现在 时，且无被动语态， 如：these sculptures must date from the middle of the 7th cent

25、ury. 【拓展】date 用作动词，表示”在?写上日期，确定?的年代；out of date 表示 “过时的，up to date 表示”新式的，时髦的 如：the paintings havent yet been accurately dated by the museums experts. the new park provides up- to -date information ， hands-on learning and lots of fun and excitement. 【随时练】 the temple， which _ back to the 17th century

26、， is undergoing a complete mending. a. dates key: a b. goes c. was made d. was builtgive out 【原句回放】smell: strong， sweet perfume， typically only given out at night. （p38） 【点拨】 give out vt. to produce sth. such as a sound or light， 表示”发出， 散发出，还表示”分发，用尽，停止运转 如：the teacher gave out textbook to the stude

27、nts who ask for them. the new devices gives out very low noise. his heart finally gave out under the strain. 【拓展】相关短语：give away 泄漏；赠送； give in 妥协，屈服；give off 散发出， 冒出；give up 放弃，停止， 如：the supermarket is giving away a box of sugar to everyone who comes today. the government has said all along that it

28、will never give in to the terrorist threats. when they die， plants gives off gases such as carbon dioxide and methane（甲 烷）. 【随时练】 dont mention that at the beginning of the story， or it may _ the shocking ending.a. give away key: ab. give outc. give upd. give off重点句型 not ?until 句型 【原句回放 1】 however， i

29、t was not until the eighteenth and nineteenth centuries that the exploration of the botanical world began on a large scale. （p32） 【点拨】 not ?until 表示”直到?才，在?之前不，只用于主句谓语是瞬间性动 词，如果主句谓语是延续性动词时则不用 not， 有时 until 可以与 before 互换 ， 如： cant start the job until we have the approval from the authority concerned.

30、 we he waited until the volcano became quiet and he was able to return two days later. dont promise him anything before weve had time to think about it. 【拓展】 如果”not until?结构置于句首时，主句的语序要用倒装结构，而 until 引导的 句子不倒装， 如：not until i left home did i begin to understand how kind my parents were. “not? until 句型

31、用于强调句中”it was/ is not until ? that 表示”直 到?才 如：it was not until he told me that i knew about it. it was not until the 1880 that there were consistent experimental findings to support the theory. 在 until 引导的时间状语从句中，主句若是一般将来时，从句往往用一般现在时或 现在完成时。 如：dont get off until the bus has stopped.【链接高考】 【考例 1】it w

32、as _ back home after the experiment. a.not until midnight did he go c. not until midnight that he went b. until midnight that he didnt go d. until midnight when he didnt go【答案与解析】c。 考查强调句型”it was not until ? that。【考例 2】”you cant have the football back _ you promise not to kickit at my cat again， the

33、 old man said firmly. a.because b. since c. when d. until【答案与解析】d. 句意是：直到你答应不再用球打我的猫，否则你不会要回你的球， 这位老太太坚定的说。【考例 3】i wont tell the student the answer to the math problem until he _ on it for more than an hour. a.has been working c. will have been working b. will have worked d. had worked【答案与解析】a. unti

34、l 引导的时间状语从句中， 主句用一般将来时，从句则用现在 时。【考例 4】we are told that we should follow the main road _ we reached the central railway station. a. whenever b. until c. while d. wherever【答案与解析】b. follow 是延续性动词，表示”沿着，顺着，句意是”沿着那条公 路走直到到达中心火车站。写作进行时 翻译下文，尽量运用本单元学过的词汇及短语： 有一天在我和汤姆上学的路上，汤姆碰上了一次车祸，幸运的是他没有受伤，可是他的 自行车坏了，于是我

35、用绳子把他的车子拴到我的车子上，这样我们一块朝学校骑去。当然我 们的速度受到了限制，并且恐怕要迟到。我们之间也出现过争吵，最后，直到上课了我们还 没有到。然而，令我们高兴的是老师并没有惩罚我们而是表扬了我们相互帮助。 写作过程： （1）审题：_ （2）列出相关词汇短语：_. （3）谋篇：_. （4）写作：_ 答案： （1）审题：叙述一个故事，时态用一般现在时 （2） 列出相关词汇短语： came across， conflict， break down， to our delight attach， restrict，（3）谋篇：fortunately， though， so， not ?un

36、til ， however（4）范文： one day on my and toms way to school ，tom came across an accident. fortunately， he was not injured at all， his bike broke down， though. so i had to attach my bike to toms with a rope. in this way we made our way to the school. of course ， our speed was greatly restricted and we w

37、ere afraid to be late. there were some conflicts between us on our way. at last we didnt arrive at school until the class began. however， to our delight， our teacher praised us for our helping each other instead of punishing us. 解析： 1. 这篇作文用到很多本单元的知识点， came across， break down， attach， restrict， 如： c

38、onflict 以及本单元重点句型：not ?until 及几组副词。 2.在写作过程的第二步（列出相关词汇短语），可以作为 brainstorm 的训练，列出所 有自己能想到的词汇及短语，及连接词等等。 3.为了得到高分，同学一定要注意长短句的交替使用。如果第一句很长，第二句一定 要尽量短。如果同学们有时间背诵新概念英语，对它的布局谋篇会有深刻的印象，对我们的 写作会大有裨益。 4.精心选择过渡语， 如： fortunately，though， in this way，of course， however 等基础达标：单项填空（20 题）1. in the botanical garden

39、we can find a（n） _ of plants that range from tall trees to small flowers. b. groups c. amount d. varietya. species2. this is a very special flower and it can _ a strong sweet perfume at night. a. give in b. give up c. give out d. give out3. the story tells of a classic conflict _ love and duty. a. w

40、ith b. between c. into d. on4. it wasnt until nearly a month later _ i received the managers reply. a. since b. when c. as d. that5. was his father very strict with him when he was at school? yes. he had never praised him _ he became one of the top students in his grade. a. after b. unless c. until

41、d. when6. they are so close friends and their friendship _ college days. a. dates back to b. dates back c. dates to d. dates back from7. can you give me some advice about the design? i think it should _ to all ages and social groups. a. appear b. appeal c. suit d. fit8. the government not only _ the

42、 refugees（难民）houses to live in， but also _ them with food and clothes. a. offered； offered c. provided； offered b. provided； provided d. offered； provided9. _， he would come in late and then say he was sorry. a. eventually b. typically c. particularly d. especially10. there was a nice little present

43、 for everyone， with a suitable poem _ to it. a. attached b. attacked c. attracted d. attributed11. please _ your passport. im sorry， but i _ in my home. a. show me； left it c. show me； forgot it b. show to me； left it d. show to me； forgot it12. according to recent reports， one of the rare animals，

44、_ crocodile， is in _ danger of dying out. a. a； the b. 不填； a c. 不填； the d. the； 不填13. - did you have any difficulty catching yesterdays lecture? - no. the professor spoke very clearly to make his speech easy _. a. understood c. understanding b. understand d. to understand14. the supply of electric p

45、ower to madrid and neighbouring districts has to be _. a. weakened b. omitted c. restricted d. lowered15. - is alice playing both basketball and tennis for your school? - she _. but now she has given up playing basketball. a. is b. has c. was d. had16. all the children on the playground stared up in

46、to the sky until the noise of the plane_. a. gave up b. took off c. went out d. died away17. _ in the care of his grandmother， ted grew to be a boy with very good manners. a. leaving c. to leave b. to be left d. left18. - do you think living in the country has advantages? - _. a. yes， perfectly c. w

47、ell， that depends b. yes， it is d. nothing at all19. _ surprises us most is that she doesnt even know _ the difference between the two lies. a. what； where c. what； what b. what； which d. that； where20. if you _ a mistake in reviewing the report， please bring it to my attention.a. come alongb. come

48、acrossc. come around tod. come about答案解析： 1.选 d。a variety of 各种各样的； species 前面不能加 a， group 意思是”让 ； amount 表示”量 。 2.选 c。 give out 发出，放出光、热、气味等；give in 屈服，让步；give up 放弃； give over 交付，托付。 3.选 b。 a conflict between ?表示”?之间的冲突 。 4.选 d。 此题考查强调句型，强调用 not until 引导的时间状语从句，即”it is / was not until?that? 。 5.选

49、c。 考查”not ?until 句型表示”直到?才 。 6.选 a。 date back to 或 date from 表示”从?开始，始于?时间，追溯到? 。 7.选 b。 appeal to sb. 对?有吸引力，句意：设计应当雅俗共赏，老少皆宜。 appear 看起来好像是；suit， fit 是及物动词，不与 to 连用。 8.选 d。 offer 与 provide 的用法分别为：offer 后跟双宾语，即：offer sb. sth.； provide 要用下列形式：provide sb. with sth. 和 provide sth. for sb.。 9.选 b。 even

50、tually 最后，终于；typically 典型地，典型的做法是；particularly 特别地；especially 尤其地；特别地；句意：典型的做法是，他会来晚然后说对不起。 10.选 a。 attach （to） 附加， 系上， 附上， attack 袭击， 攻击； attract 吸引； attribute 把 ?归功于，是由于?。 11.选 a。 show 后要跟双宾语， 即 show sb. sth. ；把?忘在哪儿要用 “forget sth. + 介词+地点。 12.选 d。 考查冠词。be in danger of 为固定短语，意为”有?危险的 。 13.选 d。 考查非

51、谓语动词。此处应用不定式的主动形式表示被动意义。 14.选 c。 restrict the supply 表示”限制供应 。 15.选 c。 考查时态。根据语境可知，alice 过去打篮球和网球，但现在已放弃，故此 空用一般过去时。 16.选 d。 考查动词短语。die away 表示” （风、声音等）渐息，渐弱 。 17.选 d。 考查非谓语动词。 过去分词短语作原因状语， 相当于原因状语从句 because he was left in the care of his grandmother.18.选 c。 考查交际用语。that depends 表示”视情况而定 。 19.选 a。 考查

52、名词性从句。 第一空用 what 引导主语从句；第二空用 where 引导宾语 从句。 20.选 b。 come across 偶然发现或遇见；come along 到达，出现；come around to转变成与某人一致的意见；come about 发生。词海拾贝（原精读课文缩写）根据课文内容用合适的单词填空。 although even ancient civilizations saw the value of bringing back plants from _ lands and the first human plant collecting expedition _ in hi

53、story was around 1500 bc， the exploration of the botanical world did not begin _ until the eighteenth and nineteenth centuries. at that time， the european middle class _ in collecting new plants . brave young men took the _of going on botanical expeditions， in spite of many dangers， including _ with

54、 the local people. in the 1740s， one french catholic missionary collected seeds of trees and bushes， _ those of the tree of heaven in beijing， china. the seeds arrived in england in 1751 and plants from these seeds were grown all over the world soon. it was an enormous _ to keep plants alive during

55、the long land trips or sea _. large numbers of seeds failed to grow after the long journey between asia and europe. it was dr nathaniel wards invention， the wardian case， _ allowed plants to be transported _ on long journeys. robert fortune was one of the earliest plant collectors to use wardian cas

56、es. he even made it possible to _ a successful tea industry in india by shipping 20，000 tea plants there from china. during the second half of the nineteenth century， many catholic missionaries were sent to china from france. they _ the study of the natural science and many of them knew a lot about

57、plants and animals. their expeditions _ huge plant collections being sent back to france. in 1897， father farges collected and sent back to france 37 seeds from a dove tree that had _ him but only one seed grew！ 答案解析： 1. distant interest 5. opportunity 9. voyages 13. valued 6. conflicts 10. that 14. resulted in 7. including 11. safe 15. appealed to 8. challenge 12. establish 2. recorded 3. on a large scale 4. took great单句改错1. the pine trees date back to 2，000years ago has been included in the guinness book of