Unit 6 Nurturing Nature Understanding ideas（ppt课件）-2022新外研版（2019）《高中英语》选择性必修第一册.pptx

1、-unUnderstanding ideasUnit 6 Nurturing nature Pre-reading:TibetPre-reading:Suppose you will go to Tibet,what sort of transportation do you prefer?And why?l more affordable l appreciate the sceneryl adjust to the rare air circumstance gradually How much do you know about the Qinghai-Tibet Railway?Pre

2、-reading:Is it incredibly hard to construct the Qianghai-Tibet Railway?Why?While-reading:Find the main idea of each part.ParagraphsMain ideaPara 1Para 2-6Para 7While-reading:thoughts and feelingsWhile-reading:Find the main idea of each part.ParagraphsMain ideaPara 1The authors feelings of stepping o

3、n the Qinghai-Tibet Railway.Para 2-6Para 7While-reading:I.What is the main idea of part 2?Scan and answer.solutionsWhile-reading:Find the main idea of each part.ParagraphsMain ideaPara 1The authors feelings of stepping on the Qinghai-Tibet Railway.Para 2-6The challenges and solutions.Para 7The signi

4、ficance of Qinghai-Tibet Railway.While-reading:Read para 2-6 and complete the table on page 64.Read and fill.ChallengesSolutions To protect wild animals.l _have been built under the railway to allow the animals to_.To_.l 675 bridges with _ were built between Golmud and Lhasa.l 140,000 square meters

5、of wetland were _ in order to protect its distinct ecosystem.prevent damage to wetlands and grasslandsThirty-three passages move safely and freely in their natural habitata total length of about 160 kilometers moved to a new area ChallengesSolutions To make sure the worker stayed healthy.l _ were co

6、nstructed.l The workers also enjoyed _ in lower areas.To_.l Thousands and thousands of sandbags were used to _ along the lake to_.protect Cuona LakeSeveral oxygen-making stations regular breaks build a twenty-kilometer wallprotect it from construction wasteOne of hyperbaric oxygen chambers built alo

7、ng the Qinghai-Tibet Railway to ensure workers safety.While-reading:I.Why is the Qinghai-Tibet Railway called“Sky Railway”?Read and answer.ChallengesTo protect wild animals.To prevent damage to wetlands and grasslands.To make sure the worker stayed healthy.To protect Cuona Lake.While-reading:What is

8、 authors purpose in writing the passage?Why?1 To prove that human can conquer nature.2 To highlight the amount of work required to build the Qinghai-Tibet Railway.3 To praise the workers efforts in building the Qinghai-Tibet Raiway.P2:“Taking years to complete,.”P6:“I feel a sense of pride and achievement.”P7:thanks to “I am proud that.”Post-reading:What changes do you think the Qinghai-Tibet Railway has brought to the people living along the railway as well as the whole country?Post-reading:Can you name other Chinas mega projects that greatly improve peoples well-being?T h a n k s!