<th id="6yc0e"></th>
  • <samp id="6yc0e"><pre id="6yc0e"></pre></samp>
  • <ul id="6yc0e"><pre id="6yc0e"></pre></ul><ul id="6yc0e"><pre id="6yc0e"></pre></ul>
    <samp id="6yc0e"><pre id="6yc0e"></pre></samp>
  • <th id="6yc0e"></th>
    <samp id="6yc0e"></samp>
  • <kbd id="6yc0e"><pre id="6yc0e"></pre></kbd>
    <samp id="6yc0e"></samp>
    <ul id="6yc0e"><tbody id="6yc0e"></tbody></ul>
  • <samp id="6yc0e"></samp>
  • 在线免费成人亚洲av,无码毛片一区二区本码视频,亚洲日韩一区精品射精,国产99视频精品免费视频36

    新教材英語(yǔ)高三Unit 4 green world

    發(fā)布時(shí)間:2017-11-28 編輯:互聯(lián)網(wǎng) 手機(jī)版

    Unit 4 GREEN WORLD

    Reading:

    Warming up

    Look at the pictures and match each flower with its correct name

    Which flower is your favorite? Explain why.

    Pre-reading

    Why was Carl Linnaeus important to the history of botany as a science?

    His system of grouping plants in families was unique, which based on the arrangement of the male and female organs in the flowers.

    While-reading

    Fast reading

    How many people are mentioned in the passage?

    Carl Linnaeus Daniel Solander Joseph Banks Captain Cook

    Careful reading

    1. Before Linnaeus botany was ________.D

    A.studied by doctors B.unknown to anyone C.fully developed D.a(chǎn) branch of medicine

    2. Some economic species plants such as____ could help to develop local economies.C

    A.rose and peony B.tea and apple C.cocoa and hemp D.Cocoa and lemon

    3. It was ____ who made Kew a centre of scientific and economic research.A

    A.Joseph Banks B.Captain Cook C.Linnaeus D. Daniel Solander

    4.Paragraph one of the text mainly tells us ___ .C

    A.the importance of botany B.how to classify plant species into groups

    C.Linnaeus’contribution to botany D.Linnaeus’discoveries about different species

    5.Captain Cook made ___voyages altogether around the world. C

    A.one B.Two C.Three D.four

    Post-reading

    1. How did scientists classify plants before Linnaeus?

    Some scientists classified plants into herbs and trees, or according to the shape of the fruit, or whether they had flowers or not.

    2. What were the goals of James Cook’s first voyage around the world?

    To study the passing of the planet Venus across the sun; to record, classify and describe all plant and animal life observed during the trip; to search for an unknown southern continent.

    3. Why did Joseph Banks have to supply his own money to equip part of the expedition?

    Because the government would not pay for such a new field of science as botany.

    4. What could be a possible explanation for the name “strawberry”?

    When people plant strawberry, they spread straw under the fruit to reduce the necessary amount of watering.

    Translate the following phrases into English:

    1. 詳細(xì)地 in detail

    2. 處于支配的地位,負(fù)責(zé) in charge of

    3. 由……負(fù)責(zé) in the charge of

    4. 任命某人為…… appoint sb. as

    5.將……分類成 classify…into…

    6. 計(jì)算……之間的距離 calculate the distance between…

    7. 一代一代傳下去 pass on from one generation to the next

    8.建于……之上;以……為基礎(chǔ) be based on

    9.參與; 陷入 ……的活動(dòng) be involved in

    10.根據(jù);視……而定;按照 according to

    11.搜索;尋找 search for

    12.總而言之 altogether

    1.match…with (在品質(zhì);顏色;設(shè)計(jì)等方面)相等,相當(dāng),相配

    2.at the age of 在……歲時(shí)

    3.look out for 警惕;留心;守侯

    4.on a large scale 大規(guī)模地;大范圍地

    5.year after year 年年;年復(fù)一年

    6.pass away 逝世

    7.name…after 給……取名;命名

    8.in detail 詳細(xì)

    9.take care of 關(guān)心;照顧

    10.classify…into 分類;歸類

    11.develop a lifelong friendship with 與……結(jié)存了終生好朋友

    12.born into 出生

    13.have an appetite for knowledge 有求知欲

    14.appoint sb. as… 委派;任命某人為……

    15.spread over 傳播;流傳

    16.a great deal of 大量;許多(用于不可數(shù)名詞)

    17.lie in 在于

    18.related to 與……有關(guān)

    19.the key to 關(guān)鍵是(在于)

    20.adapt to 適應(yīng)于

    21.be sunken into 墮入

    Integrating skills

    Scanning

    Find out the important people mentioned in the text.

    Charles Darwin From England Gregor Mendel From Austria

    Gote Turesson From Sweden

    Choose the best answers according to the passage

    1. The research by Darwin, Mendel and Turesson shows that_ . C

    A. genetics is more important than the environment to plants

    B. genetics is less important than the environment to plants

    C. both genetics and the environment are important to plants

    D. neither genetics nor the environment is important to plants

    2. Darwin observed that the birds with _ _ would eat_ . B

    A. small beaks l hard seeds B.broad beaks;hard seeds

    C. hard beaks;hard seeds D.broad beaks;soft seeds

    3.Darwin joined the scientific expedition on _____ . C

    A. the Endeavour B.Tahiti C.the Beagle D.space

    4. Scientists of the nineteenth century believed that . D

    A.the development of new species was behind the influence of the environment

    B.the development of new species and the influence of the environment were hand in hand

    C.the development of new species had nothing to do with the influence of the environment

    D the influence of the environment was behind the development of new species .

    5. Darwin studied physics,chemistry and botany because_________ . B

    A.he was invited to join scientific expedition

    B.he was interested in them

    C.he could do a lot Of experiments

    D.he wanted to finish his book“On the Origin of Species”

    Fill in the following blanks

    Scientist Research/experiment Result

    Charles Darwin The wild life of Galapagos, many varieties of garden roses There were differences between the species of the different islands’yet all showed a clear relationship with those of America’ differences in habitat could lead to different species in birds as well as in plants.

    Gregor Mendel Flowers and peas Many characteristics were passed on from one generation to the next, without influence by the environment. His research gave birth to the science of genetics.

    Gote Turesson A wild plant found on the Swedish west coast Found evidence for the existence of stable varieties within species in nature. He showed that differences between plants of one species occurred as a result of the environmental conditions in their habitat.

    The text can be divided into four parts

    Part I Pa1-3: Darwin and his research.

    Part II Pa4-5: Mendel and his experiment.

    Part III Pa6: Turesson and his study

    Part IV Pa7: the importance and significance of the research of the three.

    Important sentences in the passage

    1. It was Darwin’s visit on the Beagle to the Galapagos Isles that gave him the key to his new theory.

    2. Back home, in England, Darwin realized that differences in habitat could lead to different species in birds as well as in plants.

    3. As a result of Darwin and Mendel’s research, scientists of the nineteenth century formed the belief that that influence of the environment was behind the development of new species.

    4. It would take a next generation of scientists to bring the importance of the environment on species back in view.

    主站蜘蛛池模板: 欧美日韩一区二区综合| 人妻丝袜中文无码AV影音先锋专区| 国自产偷精品不卡在线| 中文字幕国产日韩精品| 亚洲av永久无码精品网站| 国产成人无码免费网站| 亚洲精品无码国产片| 亚洲欧美综合精品二区| 97在线视频免费人妻| 国产中文字幕日韩精品| 乱妇乱女熟妇熟女网站| 久久久久久国产精品免费免费男同 | 亚洲av无码精品色午夜蛋壳| 久久久久香蕉国产线看观看伊| 亚洲尤码不卡av麻豆| 99精品国产一区二区电影| 欧美国产日韩A在线观看| 深夜在线观看免费av| 疯狂做受XXXX高潮国产| 亚洲欧美日韩综合一区在线| 亚欧AV无码乱码在线观看性色| 又黄又爽又无遮挡免费的网站 | 国产精品久久蜜臀av| 99九九视频高清在线| 伊人久久大香线蕉AV网禁呦| 狠狠人妻久久久久久综合| 亚洲AV旡码高清在线观看| 在线国产精品中文字幕| 国产成人8X人网站视频| 性无码专区无码| 亚洲欧美日韩成人综合一区| 国语自产拍精品香蕉在线播放| 国精品无码一区二区三区在线蜜臀| 亚洲AV综合色区无码二区偷拍| 成人午夜大片免费看爽爽爽| 国产精品国产精品国产专区不卡| 蜜臀久久精品亚洲一区| 人妻少妇精品一区二区三区| 邻居少妇张开腿让我爽了一夜| 中文字幕无线码免费人妻| 一个人免费视频观看在线WWW|