高中英语人教版 (新课标)选修9&10Unit 4 Exploring planets备课课件ppt

这是一份高中英语人教版 (新课标)选修9&10Unit 4 Exploring planets备课课件ppt，共60页。PPT课件主要包含了Ready等内容，欢迎下载使用。

Unit 4 Reading
PLANT EXPLORATION IN THE 18TH AND 19TH CENTURIES
extic date back t distant Egypt gdsscale
adj. 异国情调的; 外来的; 奇异的追溯到; 远在……年代adj. 远的; 远处的n. 埃及n. 货物n. 磅秤; 天平盘 规模; 程度; 范围
cnflictmissinaryendeavur anchr tight
n. 斗争; 冲突adj. 教会的; 传教的n. 传教士n. 尽力; 竭力n. 锚vi. & vt. 抛锚; 锚定adj. 紧的; 紧密的
tightly sealcntainerrestrictinfluency shave
adv. 紧紧地; 坚固地vt. 封闭; 密封n. 容器n. 限制; 约束n. 流利; 流畅vt. & vi. 剃; 刮
thunderstrm pirate appealappeal t dvebtanist
n. 雷雨; 雷暴n. 海盗vi. (对某人) 有吸引力; 求助(对某人) 有吸引力; 呼吁n. 鸽子n. 植物学家
Skimming t get general ideas
Reading Cmprehensin I
Read the passage quickly and chse the best answer.
Which is fit t describe this passage? It is a ______.A. narratin (记叙文) B. expsitin (说明文) C. prse (散文) D. pem
The text is written in the rder f ______.A. the imprtance f plant explratinB. the timeline f plant explratinC. the cllectin f plantsD. the age f cllectrs
Careful reading t slve difficult pints
1. date back t 追溯到; 远在……年代
1 This twn dates back t Rman times. 2 The castle dates back t the 14th century.
我们从1960年就合伙了。
Our partnership dates back t 1960.
date frm 追溯到; 始于
1 This custm dates frm the 17th century. 2 My interest in stamp cllecting dates frm my schldays.
dated adj. 过时的; 陈旧的
1 There was a lt f cnflict between him and his father.2 It was an unppular plicy and caused a number f cnflicts within the party.3 Natins mustn’t settle their difference by armed cnflict.
2. cnflict n. 矛盾, 分歧; 冲突, 斗争
If s, yur pints f view are bund t cnflict with his.
如果这样的话，你的观点一定会和他的起冲突。
1 The tw plitical parties have been in cnflict since the electin. 2 Every ne was aware that husband and wife were in cnflict. 3 The twins are in cnflict.
a cnflict f pinins / wills / interestsin cnflict (with)
1 Tie it as tightly as yu can. 2 His arms were flded tightly. 3 He held me by the arm s tightly that it hurt.
3. tightly 紧紧地, 坚固地
The teacher tld his students t catch the parapet (栏杆) tightly.
老师告诉他的学生紧紧抓住栏杆。
The cat lks tight. We hpe t finish the task next week, but the schedule is a bit tight.
tight adj. 紧的; 紧密的
tight adv. 紧紧地, 牢固地
Hld tight t the railing r yu may slip and fall.
The park is pen t the public withut restrictin.
4. restrictin
He dislikes their restrictin f his freedm f chice.
The swimming club is pen t families in the neighbrhd withut restrictin.
这个游泳俱乐部对邻近地区的家庭开放，不受限制。
cn. 限制性规定The restrictins n the use f the play-grund: N fighting. N damaging prperty.The gvernment placed restrictins n the numbers f freign cars that culd be imprted.
restrict vt. 限制, 控制
He feels this new law restrict hisfreedm. The trees restricted ur visin.
restricted adj. 有严格控制的, 局限的restrictive adj. 限制性的
1 He appealed t his friends fr supprt.2 The murderer appealed t the curt fr mercy.
5. appeal vt. (对某人) 有吸引力, 迎合爱好
Hw did the curse appeal t yu?These pictures dn’t appeal t the children.
呼吁, 请求 appeal t sb. fr sth.
The idea appealed t Mary. 这主意正合玛丽的心意。
Difficult sentences analysis
1 Hwever, it was nt until the eighteenth and nineteenth centuries that the explratin f the btanical wrld began n a large scale.
然而，直到18世纪和19世纪人们对植物世界大规模的探索才开始。
It is／was nt until … that …的意思是“直到……才……”。如：
It was nt until the l880s that there were cnsistent experimental findings t supprt his thery.直到19世纪80年代才有了一致的实验发现支持他的理论。
Nt until I began t wrk did I realize hw much time I had wasted.直到开始工作时我才意识到自己浪费了多少时间。
另外，含有nt until结构的句子也还可以放在句首来表示强调，这时主句用倒装句。如：
2 At that time, there were restrictins n the mvement f Eurpeans and s, in rder t travel unnticed, he develped his fluency in Chinese and dressed as a Chinese man, even shaving his head in the Chinese style.
那时候，欧洲人在中国的活动受到种种限制，因此，为了在旅行中不引起别人注意，他努力使自己的汉语讲得很流利，并且穿着中国人的服装，甚至像中国人一样削发(留辫)。
这是个并列句, At that time,there were restrictins n themvement f Eurpeans是并列句的第一部分, in rder t travel unnticed是第二部分, 由and把这两部分连接起来。
Tips fr teacher
Let the wrd fly 板块是帮助学生学习一些一词多义、熟词生义的词汇。通过此环节，学生可以对一些常见词的用法、意思有一个透彻的了解。
Let the wrd fly
Tw teams will have a race. The team that first give the prper meaning will get ne pint.
Team racing
2. Shall I bring anything t the party?" "Oh, just a bttle."
3. The explsin brught the whle building crashing t the grund.
4. The strike has brught prductin t a standstill.
1. The cmpany brught a charge against him.
bring abutbring sb. / sth. back bring sth. backbring dwn bring frward bring in bring n bring ut
把……送回；归还，给……带回使回忆起；使想起
Scientists say that many factrs bring abut changes in the weather. Please bring back my ntebk frm the classrm.The phtgraphs brught back many pleasant memries.He aimed, fired and brught dwn the antelpe.
At ur next Cuncil meeting, he is prpsing t bring frward the questin f develping the city centre. Hw much des garage business bring in each mnth?He was suffering frm stress brught n by verwrk.He still insisted that he wuld bring ut a bk in the spring.
Read the passage t find the main idea and the tpic f each paragraph.
Main idea f each paragraph:
explains when plant cllecting began.
describes when and where plant cllecting began n a large scale by Eurpeans.
talks abut French Cathlic missinaries wh cllected plants in China in the 18th century.
is abut the famus British plant cllectr, Sir Jseph Banks, wh cllected many new plants in Australia.
explains the prblems f keeping plants alive n lng trips.
describes an experiment carried ut by Dr Nathaniel Ward wh invented a glass case in which t transprt plants n lng jurneys.
is abut Father Farges, a French Cathlic missinary wh cllected plants in China in the 19th century.
is abut Rbert Frtune, a British plant cllectr wh made several trips t China in the 19th century.
describes hw many Eurpean plant cllectrs, such as E H Wilsn, went t China s that new plants culd be intrduced t gardens in the West.
Tpics fr each paragraph:
When plant cllecting began
When and where plant cllecting began n a large scale
French Cathlic missinaries cllected plants in China in the 18th century
The famus British plant cllectr, Sir Jseph Banks
Prblems f keeping plants alive n lng trips
Wardian case
Father Farges and the Dve tree
Hw Rbert Frtune intrduced Chinese tea t the West
Many Eurpean plant cllectrs cllected many plants t Western gardens
Paras 1-2 the beginning f plant cllecting
Paras 3-4 the explratin f plants in the 18th century
Paras 5-7 the inventin and use f Wardian case
Paras 8-9 the explratin f plants in the 19th century
Scanning t get detail infrmatin
Reading Cmprehensin II
1. The plants in ur gardens grew in China riginally.
2. The American middle classes tk great interest in cllecting new plants during the 18th and 19th centuries.
3. French Cathlic missinaries were beginning t set themselves up in China by the middle f the 18th century.
4. After Father d’Incarville died, sme Tree f Heaven seeds were sent t England.
Banks, tgether with James Ck, cllected many examples f plants in Australia.
6. Keeping plants alive during lng land r sea vyage was very difficult, which caused the Wardian Case t be invented.
7. Rbert Frtune intrduced ver 120 species f plants t Western gardens because he culd easily travel everywhere in China.
8. During the secnd half f the 19th century, many Cathlic missinaries were sent t China, and they cllected many seeds f plants, which were sent back t France.
Reading Cmprehensin III
Read the text carefully and match each persn t the thing he did.
1. Father d’Incarville 2. Sir Jseph Banks3. Dr Nathaniel Ward 4. Rbert Frtune5. Father Farges6. E H Wilsn
A. Tree f heavenB. Inventin f Wardian caseC. sent the seeds f the Dve Tree back t FranceD. Cllectin f plants in AustraliaE. Tea plants t India F. Cllected lts f seeds f the Dve Tree
1 In l500 BC, 2 In the 1740s, 3 In 1751,
the Queen f Egypt sent ships t gather plants, animals and ther gds. a French Cathlic missinary called Father d'Incarville was sent t Beijing. sme Tree f Heaven seeds arrived in England.
2 What happened in these years?
4 In 1769, 5 In 1784, 6 In 1833,
Sir Jseph Banks cllected vast quantities f plants in the land nw knwn as Australia. the Tree f Heaven was intrduced int Nrth America. Nathaniel Ward used tw special cases that he had invented t ship British plants t Sydney, Australia.
7 Between 1843 and 1859, 8 During the secnd half f the nineteenth century, 9 In 1897,
a British plant cllectr, Rbert Frtune, made several trips t China. many Cathlic missinaries were sent t China frm France. a French Plant cllectr, Father Farges, sent seeds f the Dve Tree frm China t France.
10 In 1899,
a plant cllectr, E H Wilsn, cllected a large quantity f the seeds f the Dve Tree in China.
1 Why was there a lt f plant cllecting in the eighteenth and nineteenth centuries?
Eurpe had becme interested in scientific discvery and the Eurpean middle classes tk great interest in cllecting new plants at this time.
3 Answer these questins in grups.
2 Hw did French missinaries cme t be plant cllectrs?
They valued the study f the natural sciences and many f them knew a lt abut plants and animals.
3 What were sme f the negative aspects f plant cllecting expeditins?
Negative aspects included disease, near-starvatin, severe envirnment, cnflicts with the lcal peple, plants dying during lng trips r seeds failing t grwafter lng trips, pirates, bad weather, nt knwing the lcal language and custms, etc.
4 Transprting plants ver lng distances was a big prblem. Why was this?
It was hard t keep them alive duringlng trips.
5 Why did many plants fail t reach their destinatins alive? Can yu think f any ther reasns?
The seeds f many plants failed t grw after lng trip: plants were nt lked
after prperly during the trip. Fr example, ne plant explrer lst his plants when they were watered with sea water. Other reasns include lack f fresh water, wrng envirnmental cnditins, fr instance, incrrect temperatures, salty air, and lack f sunlight and rain, etc, if the plants were transprted inside the ship r train.
6 What imprved the survival rates f plants transprted lng distances?
It was the inventin f the Wardian case.
Suppse three f yu are btanists(植物学家) and ne is a captain.Nw each btanist wants the captain t bring his plant hme. But the captain can take nly ne plant, s each must try his best t explain his reasns t persuade the captain int taking his wn plant.
Read the passage again and write dwn the summary in abut 30 wrds.
It’s abut plant explratin in the 18th and 19th centuries and sme plant cllectrs, wh came t China and Australia t lk fr plants species.
1. Nt until I came hme last night ________ t bed. (2009四川)   A. Mum did g      B. did Mum g      C. went Mum       D. Mum went 2. It was _____ he came back frm Africa that year _______ he met the girl he wuld like t marry. (2009江西)   A. when; then    B. nt; until    C. nt until; that    D. nly; when
Quiz I: Multiple chice
3. — When shall we restart ur business? — Nt until we ___ ur plan. (2010四川) A. will finish B. are finishing C. are t finish D. have finished 4. Nt until he left his hme ____ t knw hw imprtant the family was fr him. (2010江西) A. did he begin B. had he begun C. he began D. he has began
5. The gd thing abut children is that they ______ very easily t new envirnments. (2009浙江)  A. adapt B. appeal  C. attach D. apply6. — Hw did yu like Nick’s perfrmance last night ? — T be hnest, his singing didn’t _______ t me much? (2010安徽) A. appeal B. belng C. refer D. ccur
Quiz II: Fill in the blanks.
1. She culd hear the ________ (远处的) sund f firewrks explding.2. Nuclear weapns cause destructin n a massive _______ (= cause a lt f destructin).3. We wish t avid ________ (fight) between ur cuntries if at all pssible.4. He did __________ (传教的) wrk fr the Presbyterian Church in Alaska.
5. In spite f ur best __________ (effrts), it has prven impssible t cntact her.6. We drpped ______ (锚) and stpped.7. Many cmmuters (经常乘公交车辆往 返者) are frced t stand, ______ (紧紧 地) packed in, like sardines (packed / crammed like sardines 拥挤不堪).8. The gvernment placed many __________ (限制) n freign trade.
restrictins
9. One f the requirements f the jb is fl______ in tw r mre African languages.10. When my dad ______ (刮) his beard (ff), he lked ten years yunger.11. ______ (海盗) barded the vessel and rbbed the passengers. 12. It's a prgramme designed t ______ (attract) mainly t 16 t 25 year-lds.
Quiz III: Translatin.
1. 他没意识到自己做了错误的决定。
___________________ he has made a wrng decisin.
2. 曲棍球的历史可以追溯到数千年前。
The histry f hckey can ___________ thusands ag.
3. 我们应该让人们明白努力的价值。
We shuld bring hme t peple ________________________.
He d nt realize that
date back t
the value f wrking hard
4. 直到第二天，我才明白事情的真相。
_____________ the next day ____ I learned the truth.
5. 科学家们正试图大规模地直接利用 太阳能。
Scientists are trying t make direct use f slar energy ______________.
6. 我得承认我对绘画没有太大的兴趣。
I must admit I d nt ____________________________.
It was nt until that
n a large scale
take great interest in painting
7. 1904年乒乓球由日本传入中国。
Table tennis ________________ China in 1904 frm Japan.
8. 教育的目的应该是扩展孩子们的心智。
______________________ shuld be t expand the minds f children.
9. 那时他们对国家的前途深表担忧。
___________ they shwed great cncern fr the future f their cuntry.
was intrduced in
The purpse f educatin
At that time
10. 他从英国移居到澳大利亚，想找一 份更好的工作。
He emigrated frm Britain t Australia _____________ a better jb.
11. 他不但来迟了，还忘了把书带来。
_____________ turn up late, he ____ frgt his bks.
12. 这些画吸引你吗?
D these paintings _________ yu?
in rder t find
Nt nly did he als
13. 背诵很多英文词组很重要。
It is imprtant t learn ________________ phrases by heart.
14. 他们因获胜而欣喜若狂。
They ________________________ at the victry.
15. 警察查获了大量的非法毒品。
Plice fund __________________ illegal drugs.
large numbers f
were wildly excited with jy
a large quantity f
Self-assessment
Think abut what we’ve just learnt in tday’s class.
Time fr Reflectin
Study withut reflectin is a waste f time.
Think in English
After the class
It’s the time where we stp the class and yu lk inward. It’s a time f silence in a class.
Retell the stry t yur partner.
extic, date back t, gds, endeavur, seal, restrictin, pirate, appeal t, dve, btanist.
2. 发挥想象，连词成文(50-100字)。