初中英语Section A多媒体教学课件ppt

这是一份初中英语Section A多媒体教学课件ppt，共14页。PPT课件主要包含了Lead-in等内容，欢迎下载使用。
在本课学习结束时，学生能够： 基于图片与听力材料的信息提示，分析文本结构，梳理出深海探索相关事实的内容要点； 确定询问、介绍深海信息的角度与具体内容，形成围绕深海话题问答的清晰思路； 提炼听力与对话中关于深海探索的核心句型与表达方式，并能在口语和书面任务中灵活运用； 通过自评与互评，提升口语表达和书面填空的准确性与流畅性； 结合中国深潜器的相关内容，说出 1-2 项我国深海探索成就，增强民族自豪感，并提出 1-2 条保护深海的具体建议。
Learning Objectives
Twenty Thusand Leagues Under the Sea
What d yu knw abut the deep sea?
What d yu knw abut the deep sea? Let’s fllw Fenfuzhe t explre.
A. Fenduzhe reached ______________. B. The deep sea begins at ______________.C. The Titanic rests at ____________.D. A whale can dive t _________________.
Cmplete the sentences with the infrmatin frm the picture.
10,909 metres
3,800 metres
ver 2,000 metres
Abut________metres deep
The deepest pint in the cean.
Mariana Trench
A class is asking a deep-sea researcher sme questins after his talk. Listen and tick the tpics they discuss.
□Where the deep sea begins□Why peple are researching the deep sea□Which Chinese submersible dived deeper in the water than many thers□What deep-sea animals are like□Hw everyne shuld prtect the deep sea
/səbˈmɜːsəbl/潜水艇
Listen again. Cmplete the sentences with the facts frm the cnversatin.
1. Peple still dn’t knw much abut the                         .2. In                , China’s Fenduzhe dived int the deep sea and filmed it.3. Sme animals have unusual abilities. Sme are                  but can “see”. Sme can even create their wn                     .4. There is rubbish even at               metres deep.
/ʌnˈjuːʒuəl/ adj. 不寻常的
Ms Ga: Thank yu fr the wnderful talk, Mr Jnes. Nw, des anyne have any questins?Emma: I d! Why are s many cuntries researching the deep sea?Mr Jnes: Well, curisity is ne reasn. We dn't knw much abut the cean flr.Fu Xing: I remember that in 2020, China's Fenduzhe dived deeper int the Mariana Trench than many ther submersibles in the wrld and filmed it. But I didn't see any deep-sea animals. What are they like?Mr Jnes: Well, many deep-sea animals are large and unusual. Sme animals are blind, but they can "see" as well as thers. Sme even create their wn light!Peter: Cl! Are there any ther surprising facts abut the deep sea?Mr Jnes: Did yu knw that there's rubbish even at 11,000 metres deep? That shcked many peple.Ms Ga: That's terrible! We shuld d smething abut it.Mr Jnes: Yu're right!
Sectin A, 2b and 2c
Read the questins and think f mre yu wuld like t ask the deep-sea researcher. Research the answers. Then ask and answer the questins with a partner.
What is the largest shark in the deep sea?What is the bttm f the deep sea like?Why is it imprtant t research the deep sea?
Vcabulary & 3a-3c
The largest shark in the deep sea is usually the Greenland shark. It can grw up t 7 meters lng and lives in deep, cld waters.
What is the largest shark in the deep sea?
the Greenland shark格陵兰睡鲨
Why is it imprtant t research the deep sea?
First, it helps us understand Earth’s histry because many deep-sea rcks and sediments hld clues abut past climates. 首先，研究深海能帮我们了解地球的历史，因为许多深海岩石和沉积物中，都藏着能揭示过去气候的线索。
Secnd, deep-sea creatures have special abilities. Fr example, they can make light by themselves, and they have special enzymes that wrk under high pressure. These can help medicine and technlgy.深海生物有特殊的适应能力，比如会生物发光，还有能在高压环境下工作的酶，这些都能帮到医药和科技领域。
Mst imprtantly, the deep sea helps cntrl the glbal climate by taking in carbn dixide.最重要的是，深海能吸收二氧化碳，在调节全球气候方面发挥着关键作用。