初中英语人教版（2024）八年级上册（2024）1a-1f精品课件ppt

这是一份初中英语人教版（2024）八年级上册（2024）1a-1f精品课件ppt，共35页。PPT课件主要包含了Section B，Summary，Homework等内容，欢迎下载使用。
能够了解并且谈论动植物和人类的连接及在生态系统中的重要性；能够掌握重点的单词，短语和句型。
引导学生观察思考活动，练习联想思维；同时结合各种活动，锻炼学生的综合思维能力。
引导学生了解动植物在大自然中的重要性，从而增加保护动植物的意识。
通过阅读的各种活动，提高学生的阅读能力；通过由浅入深的内容，帮助学生总结课堂重点内容，掌握知识要点。
能够掌握有关动植物的词汇，短语及重点句型；能够在不同的阅读活动中，锻炼其阅读能力及其子能力。
如何引导学生观察与反思，提高学生的发散思维能力；如何引导学生了解动植物的重要性，培养保护他们的意识。
Reading1a-1f
Think and share
What animals are imprtant t ur daily lives?
bee（蜜蜂）hney
chicken（鸡）eggs and meat
dg（狗）guard the huse
hrse（马）transprtatin
earthwrm（蚯蚓）imprve sil quality
Pre-reading
Lk at the title and the pictures belw. Guess what the text is abut.
withut /wɪˈðaʊt/ prep. 没有；缺乏
While-reading(Fast reading)
Read the text and underline the adjectives the writer uses t describe bees.
hard-wrking
mst imprtant
mst interesting
interesting
mst amazing
While-reading(Careful reading)
Part 1. Read again and cmplete the mind map with the infrmatin frm the text.
●their greatest wrk: _____________________ ●visit: ________________________________●help:________________________________
●their number is: _____________________
● _______________ _______________ _______________ _______________ _______________ _______________● _______________ _______________ _______________ _______________ _______________ _______________
interesting facts
50 t 100 flwers n ne trip
They wrk hard
tgether t make
their hmes.
They create
They use a dance
t cmmunicate
where and hw
far away the
fd is when they
find new fd.
imprtance /ɪmˈpɔːtns/ n. 重要性
Imagine yu g t the supermarket in yur area, but there are almst n fruits, vegetables, hney, milk, eggs, r chclate. Hw wuld yu feel? Disappinted? Angry? Sad? At this mment yu realize peple, plants, and animals are all cnnected. We need each ther t live, and bees are ne f the best examples f this cnnectin.
Part 2. Let’s learn!
Paragraph 1
cnnect /kəˈnekt/ v. 关联；连接
/kəˈnektɪd/ adj. 连接的；相关的
/kəˈnekʃn/ n. 联系；连接
be cnnected with / t 与……相连；与……有关联
disappinted /ˌdɪsəˈpɔɪntɪd/adj. 失望的；沮丧的
/ɪˈmædʒɪn/ v. 想象；猜想
Bees are very hard-wrking animals, and their greatest wrk is pllinatin. On ne trip, they ften visit 50 t 100 flwers. As they fly frm ne flwer t anther, they take pllen with them. This actin helps plants grw. In fact, withut their wrk, abut 80 per cent f the plants in the wrld cannt grw. Fr this reasn, many scientists believe that bees are the mst imprtant animals n this planet.
Paragraph 2
/ˌpɒləˈneɪʃn/ n. 授粉
pllen /ˈpɒlən/ n. 花粉
/ˈækʃn/ n. 行动；行为
/pə ˈsent/ (= percent) n. 百分之…… adj. & adv. 每一百中
/ˈplænɪt/ n. 行星
Bees are als ne f the mst interesting animals in the wrld. Fr example, they wrk hard tgether t make their hmes. In rder t stre hney, they create hneycmbs. Anther interesting thing abut bees is hw they cmmunicate. When a bee finds new fd, it uses a dance t tell the thers where and hw far away the fd is.
Paragraph 3
/stɔː(r)/ v. 贮存；存储n. 百货商店；商店
/ˈhʌnikəʊm/ n. 蜂巢
/kəˈmjuːnɪkeɪt/v. 交流；沟通
Bees play an imprtant part in the ecsystem f ur planet. Hwever, the number f bees is drpping, and scientists are wrried. They need ur help, and there is a lt we can d. Think abut what yu can d t prtect ne f the mst amazing animals n earth.
Paragraph 4
play a part (in sth)参与某事
/ˈiːkəʊsɪstəm/ n. 生态系统
/prəˈtekt/ v. 保护；防护
Pst-reading
Part 1. Discuss the questins.
1. Can yu give anther title fr the text? The Vital Rle f Bees in Our WrldBees: Essential t Life n EarthWhy Bees Matter t Us...
title /ˈtaɪtl/ n. 标题；题目；名称
2. What ther interesting facts d yu knw abut bees?Bees have five eyes. They have tw large cmpund eyes n the sides f their head and three small simple eyes (celli) n the tp f their head, which help them detect light and navigate. Different types f bees have different lifespans. Fr example, wrker bees usually live fr a few weeks during the busy summer mnths, while the queen bee can live fr several years.Bees can recgnize human faces. They use their visual and lfactry senses t distinguish different human features.
3. What d yu knw abut the cnnectin between humans and ther insects, such as ants and butterflies?Fd surce: Ants can be bth beneficial and harmful t humans. Sme ants help cntrl pests in gardens by preying n small insects, which indirectly benefits human agriculture and hrticulture. On the ther hand, sme ants can damage crps r invade hmes in search f fd, causing incnvenience t humans.Ecsystem balance: They play a rle in sil aeratin as they dig tunnels, which helps imprve sil structure and allws plant rts t grw better. This is beneficial fr human-related plant cultivatin.
human /ˈhjuːmən/ n. 人adj. 人的；人类的
ant /ænt/ n. 蚂蚁
3. What d yu knw abut the cnnectin between humans and ther insects, such as ants and butterflies?Pllinatin: Like bees, butterflies are imprtant pllinatrs. They transfer pllen frm ne flwer t anther while feeding n nectar, which helps plants reprduce. This is crucial fr the grwth f many plants that humans rely n fr fd, medicine, and rnamental purpses.Indicatr species: Their presence r absence can indicate the health f an ecsystem. A decline in butterfly ppulatins may signal envirnmental prblems such as pllutin r habitat lss, which als ultimately affects human-living envirnments.
butterflies
Part 2. Imagine yu are the writer. Write ne mre paragraph abut bees and add it t the text.
There are many ways we can d. First, we can plant bee-friendly flwers and plants in ur gardens r balcnies. These prvide bees with nectar and pllen. Secnd, avid using pesticides as they can harm bees. Instead, try natural pest-cntrl methds. Finally, spread the wrd! Let mre peple knw the imprtance f bees and encurage them t jin in prtectin effrts.
Part 2. Hw d yu understand the cnnectin between peple, plants, and animals? Think f sme examples and then share them with a partner.
A: We all knw peple and nature are cnnected. But can yu give me an example f hw they are cnnected? B: Sure. I visited a small twn in Guangdng nce. There are many large trees in the twn. They are hme t many birds. A lt f turists cme t see the trees and the birds …
be hme t sb / sth 有……栖息；是……的家乡
A: We all knw peple and nature are cnnected. But can yu give me an example f hw they are cnnected? B: Sure. In my hmetwn, there's a big lake. The lake is hme t lts f fish. The plants arund the lake prvide xygen and fd fr the fish. Peple g fishing there. Als, we get fresh air frm the plants. S, peple, plants, and animals all rely n each ther.
Language Pints!
1. At this mment yu realize peple, plants, and animals are all cnnected. 在这一刻，你意识到人、植物和动物都是相互关联的。(1) cnnect /kəˈnekt/ v. 关联；连接(2) cnnected /kəˈnektɪd/ adj. 连接的；相关的(3) be cnnected with / t 与……相连；与……有关联cnnect A with/t B 把 A 与 B 连接起来；使 A 和 B 有联系例如：The man was cnnected with the theft. 这个人与这起盗窃案有关。We shuld cnnect thery with practice. 我们应该把理论和实践联系起来。(4) cnnectin /kəˈnekʃn/ n. 联系；连接
2. As they fly frm ne flwer t anther, they take pllen with them. 当它们从一朵花飞到另一朵花时，会随身携带花粉。as是连词，引导时间状语从句，表示 “当…… 时；随着”，强调主从句动作同时发生。【拓展】as的其他意思(1) 作为（介词）表示 “以…… 身份；当作”，后接名词或代词。例句：She wrks as a teacher. 她作为一名教师工作。I treat him as my best friend. 我把他当作我最好的朋友。
(2) 因为；由于（连词），引导原因状语从句，相当于 because，但语气较弱，常用于口语。例句：We stayed at hme as it was raining. 因为下雨，我们待在家里。As he was ill, he culdn’t g t schl. 由于他生病了，不能去上学。(3) 尽管；虽然（连词，引导让步状语从句，需倒装）表示 “虽然”，但从句需将表语、状语或动词原形提前至句首，主句不变。例句：Yung as he is, he knws a lt. 尽管他年轻，却知道很多。Hard as they tried, they failed. 尽管他们努力了，还是失败了。
3. Fr this reasn, many scientists believe that bees are the mst imprtant animals n this planet. 因此，许多科学家认为蜜蜂是这个星球上最重要的动物。Think abut what yu can d t prtect ne f the mst amazing animals n earth.想想你能做些什么来保护地球上最神奇的动物之一。宾语从句：that bees are the mst imprtant animals n this planet宾语从句：what yu can d t prtect…注意：宾语从句用陈述句语序，即 “主语 + 谓语 + 其他”。
Exercise-根据句意和汉语提示完成句子
1. Bees help plants grw thrugh __________ (授粉).2. Ants play an imprtant rle in the __________ (生态系统).3. We shuld __________ (保护) animals n the planet.4. __________ (想象) what the wrld wuld be like withut plants!.5. Bees use hneycmbs t ____________ (储存) hney.
Why are plants and animals imprtant t us?Because they prvide fd, xygen and materials fr ur daily life, and als help keep the balance f nature. We shuld prtect them!
Vcabulary in Use2a-2d
Circle the dd nes. Then give yur reasns.
1. habitheightsizeweight 2. jyhappinessfunenjy 3. angrydisappintedsmartsad 4. appearlkseemwatch 5. hneymilkjuicebread
happiness/ˈhæpinəs/ n. 幸福；快乐
disappint /ˌdɪsəˈpɔɪnt/v. 使失望；使破灭
Add the endings -ance, -(t) in, -ness, and -ity t frm nuns. Use yur dictinary.
1. act _________________2. gd _________________ 3. kind _________________4. appear _________________ 5. real _________________6. imagine _________________ 7. cnnect _________________8. ppular _________________ 9. cmmunicate _________________ 10. imprtant _________________
cmmunicatin
Cmplete the sentences with the crrect frms f the wrds in the bx.
1. I felt ________________ when my favurite flwers died. 2. After the rain, sme mushrms ________________ in the garden. 3. In my hmetwn, peple ften use bamb baskets t ________________ fd. 4. What did yu put in yur luggage? It ________________ a tn. 5. I can’t ________________ my life withut my pets. They mean a lt t me.
disappinted
/ˈmʌʃrʊm / n. 蘑菇；伞菌
tn /tʌn/ n. 吨
Cmplete the passage with the crrect frms f the wrds in the bx.
Yu may nt realize it, but frgs play an imprtant rle in ur ____________ ecsystem. The smallest frgs are abut the size f a pea, while larger nes can grw as big as a human hand. Many peple knw that frgs help t ____________ farms by eating insects. ____________, nt everyne understands their ____________ in nature. Frgs can live n ____________ and in water. Because f this, they are ppular subjects in studies n climate change and the ecsystem.
/rəʊl/ n. 作用；职能；角色
play a rle (in)在……中发挥作用；扮演角色
pea /piː/ n. 豌豆
/ˈklaɪmət/ n. 气候
Why shuld we d mre exercises?Because ding mre exercises helps us better understand and master knwledge.
cnnect; cnnected; withut; imagine; hney; disappinted; cnnectin; pllinatin; pllen; actin; per cent; planet; stre; hneycmb; cmmunicate; ecsystem; prtect; imprtance; title; human; ant; happiness; disappint; mushrm; tn; rle; pea; climate
At this mment yu realize peple, plants, and animals are all cnnected. As they fly frm ne flwer t anther, they take pllen with them. Fr this reasn, many scientists believe that bees are the mst imprtant animals n this planet.
能够了解并且谈论动植物和人类的连接及在生态系统中的重要性
be cnnected with / t; in fact; fr this reasn; in rder t; play a part (in sth); be hme t sb / sth; play a rle (in)