Unit 5 Build up your vocabulary 预习课件 高中英语人教版（2019）高一选择性必修第一册.pptx

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1、,Unit 5 Working the land,Build up your vocabulary,预习课件,overcome vt. 克服；解决；战胜教材原句Yuan overcame enormous technical difficulties to develop the first hybrid rice.要点必记overcome problems解决问题overcome oneself战胜自己overcome despair摆脱绝望,核心词汇,expand v. 扩大；增加；扩展,教材原句The hybrid enabled farmers to expand their outp

2、ut greatly.要点必记expand market开拓市场expand into扩大为expand domestic demand扩大内需expand on 详述expand all 全部展开；显示所有文件；扩展所有的,estimate v. 估计；估量,教材原句It is estimated that 60 percent of domestic rice consumption in China is comprised of crops.要点必记estimate for 对估价、估计cost estimate 成本估算，成本估计rough estimate 粗略的估计，粗算budg

3、et estimate 概算；预算,comprise v. 包含；包括,教材原句It is estimated that 60 percent of domestic rice consumption in China is comprised of crops.要点必记be comprised of 由组成1. The funds of the association shall be comprised of members subscriptions. 协会的基金将由会员的捐款构成。,2. Twelve departments comprise this university. 12个系

4、组成了这所大学。,assumption n. 假定；假设,教材原句The common assumption then was that it could be done.要点必记on the assumption that 假设 Hisassumptionproved tobewrong.他的设想证明是错误的。 Thisprojectwas predicated ontheassumptionthat theeconomywasexpanding.这一计划是以经济发展的设想为依据的。,as well as,要点必记当as well as连接两个成分作主语时,其后的谓语通常要与前面一个主语保持

5、一致。如：E.g. Tom as well as his parents is going toLondon.汤姆和他的父母要去伦敦。The captain, as well as the other players was tired.队长和其他队员都累了。,核心句式:,相似用法with; together with; along with; besides; but; except; including; rather thanE.g. Everyone including Mary and Tom is here.,Unit 5 Working the land,Build up you

6、r vocabulary,Goals,Look and discussDo you know what life is like before the hybrid rice is created?Where do you know is in great need of food in the world?,Lead in,1. Replace the underlined words with the correct forms of the words from the text._ 1. To deal with this crisis, he chose to study agric

7、ulture._ 2. He is a very good actor and he commits himself to every role that he takes on._ 3. Yuan Longping strongly believed that the answer could be found in the creation of hybrid rice.,tackle,devote,convince,_ 4. Yuan Longping, through intense effort, solved enormous difficulties and developed

8、the first hybrid rice that could be used for farming._ 5. This hybrid enabled farmers to increase their output greatly._ 6. Students are encouraged to try a variety of free-time activities to reduce the intense stress from studying.,overcome,expand,leisure,Complete the sentences with the correct for

9、ms of the words from the text.Then use these words to make your own sentences.1. The c _ of a person are the special qualities that make him or her different from others.2. Scientists from different countries have been pursuing various possibilities to overcome food s_.3. Many of us a _ that earthqu

10、akes would never happen in our area.4. With more and more farm machines being used in the fields, the q_ of fuel has been increasing.,haracteristic,hortage,ssume,uantity,5. Newspapers should pay less attention to media c _ and more attention to our national heroes.6. Our general manager tried his be

11、st to help overcome the difficulties we were facing during the financial _.7. My mother is very c_ and finds it hard to accept the modern lifestyle that I enjoy.8. The government has decided to boost the programme to g_ more new jobs.,onventional,enerate,crisis,elebrity,Complete the news report belo

12、w with the correct forms of the words and phrases in the box.tackle vision conventional deep down be comprised of reality consumptionA vast underground shelter built during World War II has been turned into an urban farm, supplying supermarkets and restaurants in London. The shelter, which could pro

13、tect up to 8,000 people from wartime bombs, _ two large tunnels that were intended to one day become an extension of the London Underground. But that never became_ and the shelter was left for 70 years. Then businessmen decided to make use of it to grow green vegetables to meet increasing _ demands.

14、,is comprised of,reality,consumption,The tunnels are lit with pink LEDs as there is no natural light _ below the ground. The vegetables are grown in special liquids instead of the earth that is used as in _ farming. Many experts share a _ that this kind of urban farming could help not only in _ the problem of population growth, but also in adapting to climate change.,vision,conventional,tackling,deep down,Phrases: deep down,Words: conventional; assumption; intense; overcome; expand;output; estimate; domestic; consumption,Bye-bye!,