八年級英語下冊 Unit 4 The Internet Connects Us Lesson 23課件 （新版）冀教版

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1、Lesson 23The InternetGood or Bad?Words & expressionsadvantagedisadvantagesimplecoincauselessn. 優(yōu)勢；有利條件優(yōu)勢；有利條件n. 缺點；不利因素缺點；不利因素adj. 簡單的；簡明的簡單的；簡明的n. 硬幣硬幣v. 造成；引起造成；引起adj. &adv.更少更少/小的小的(地地)n.較少量；較小的部分較少量；較小的部分Words & expressionsasideattackwebstealbankingproperlyadv. 除除之外；在旁邊之外；在旁邊v. 襲擊；損害襲擊；損害n. 網(wǎng)絡；網(wǎng)

2、網(wǎng)絡；網(wǎng)v.偷盜；竊取偷盜；竊取n. 銀行業(yè)銀行業(yè)adv. 正確地正確地1. Why are some parents worried about their kids using the Internet?2. Does the Internet make life simpler? How?Objectives1. To understand the passage about the Internet.2. To learn some useful words and expressions about the advantages and disadvantages of the In

3、ternet.Words: advantage, simple, coin, cause, less, steal, aside, attack, web, properly, disadvantageExpressions:in seconds far awayaside from take upEvery coin has two sides.Read the lesson and fill in the table.Good things about the InternetBad things about the Internet1. It makes life easier and

4、simpler.2. It helps us get things done more quickly.3. It opens up the world to us.4. It is easy to stay in touch with friends.1. Spending too much time online is harmful to peoples health.2. It causes them to be less social with family and friends.3. Some people attack the web or steal others perso

5、nal information.Listen to the dialogue and tick the correct answers.1.What are Li Ming and Wang Mei talking about? Their school project. Their homework.2. Why does Wang Mei think the Internet is good? She can chat with her friends easily. She can watch TV programs.3. Li Ming thinks they should use t

6、he Internet_. carefully and freely properly and carefully1. People are able to connect and share information in seconds. 幾秒鐘之內(nèi)幾秒鐘之內(nèi)，人們就，人們就能夠能夠相互聯(lián)系并分享相互聯(lián)系并分享信息。信息。be able to do sth. 意為意為“能能, 能夠能夠”，主要，主要指指具體做某件事的能力，有人稱和時態(tài)的變具體做某件事的能力，有人稱和時態(tài)的變化。情態(tài)動詞化。情態(tài)動詞can也表示也表示“能能,會會”，只有，只有現(xiàn)現(xiàn)在時在時can和過去時和過去時could兩種時態(tài)

7、，沒有人兩種時態(tài)，沒有人稱變化。稱變化。Can you come tomorrow?明天你明天你能能來嗎？來嗎？He said that we could go there by bus.他說我們他說我們可以可以乘公共汽車去那里。乘公共汽車去那里。Will you be able to come tomorrow?明天你明天你能能來嗎？來嗎？Im able to do the work all by myself.我我能夠能夠獨立做這項工作。獨立做這項工作。in seconds 短時間內(nèi)；幾秒鐘之內(nèi)短時間內(nèi)；幾秒鐘之內(nèi) You press a button and it comes on in

8、 seconds.你只要觸摸按鍵，它就會你只要觸摸按鍵，它就會在幾秒內(nèi)在幾秒內(nèi)啟動。啟動。2. It helps us get things done more quickly.它能使我們把事情做得更快。它能使我們把事情做得更快。get sth. done “完成，做完某事完成，做完某事”，通常由，通常由自自己完成。此外，己完成。此外，get/have sth. done還有還有“讓讓某人做某事某人做某事”的意思。的意思。I got my homework finished.我做完了作業(yè)。我做完了作業(yè)。I am going to get/have my hair cut.我要去剪發(fā)。我要去剪發(fā)

9、。3. And if a friend lives far away, the Internet makes it easy to stay in touch. 如果朋友住得很遠，互聯(lián)網(wǎng)使相互聯(lián)系變?nèi)绻笥炎〉煤苓h，互聯(lián)網(wǎng)使相互聯(lián)系變得容易。得容易?！癿ake+ it+ adj. (+for sb.) +to do”意為意為“使使做某事變得做某事變得”。The teacher tried to make it interesting for the students to learn math.老師盡力使數(shù)學學起來有趣。老師盡力使數(shù)學學起來有趣。far away 遙遠的；在遠處遙遠的；在遠處S

10、uddenly they seem to be hearing something from far away.突然，他們似乎聽到什么聲音從突然，他們似乎聽到什么聲音從遠處遠處傳傳來。來。Some jobs are far away, in another province.有些工作地點有些工作地點遙遠遙遠，在另一個省份。，在另一個省份。I finished college and live far away from her.我完成了大學的學業(yè)，住得離母親我完成了大學的學業(yè)，住得離母親很遠很遠。4. But every coin has two sides.但是任何事物都有兩面。但是任何事物

11、都有兩面。此句直譯為此句直譯為“每個硬幣都有兩面每個硬幣都有兩面”。在寫。在寫作作時，一般作名言使用。時，一般作名言使用。As we know, every coin has two sides.正如我們所知道的，凡事都有兩面性。正如我們所知道的，凡事都有兩面性。Every coin has two sides, so does the Internet.凡事都有兩面性，因特網(wǎng)也是如此。凡事都有兩面性，因特網(wǎng)也是如此。5. Spending too much time online is harmful to peoples health.在網(wǎng)上花太多的時間在網(wǎng)上花太多的時間對對人們的人們的健

12、康健康有害。有害。be harmful to 對對有害處有害處Smoking can be harmful to your health.吸煙會吸煙會對對你的身體你的身體有害有害。Fruit juice can be harmful to childrens teeth.果汁可能果汁可能損壞損壞兒童的牙齒。兒童的牙齒。6. It may even cause them to be less social with family and friends.它甚至會它甚至會導致導致他們與家人和朋友較少來往。他們與家人和朋友較少來往。cause意為意為“造成，使造成，使(發(fā)生發(fā)生)”，其后可直接，其后

13、可直接跟造成的結(jié)果或發(fā)生的事情作賓語，也可跟造成的結(jié)果或發(fā)生的事情作賓語，也可跟雙賓語或接動詞不定式復合結(jié)構(gòu)作賓語。跟雙賓語或接動詞不定式復合結(jié)構(gòu)作賓語。Smoking can cause lung cancer.吸煙可引發(fā)肺癌。吸煙可引發(fā)肺癌。The cold water caused the plant to die.冷水導致了植物的死亡。冷水導致了植物的死亡。What caused her to cry?是什么使她哭了是什么使她哭了?7. Aside from that, some people attack the web除除那那之外之外，一些人還攻擊網(wǎng)站，一些人還攻擊網(wǎng)站aside

14、from 除除以外以外 Aside from headaches, he showed no signs of lasting brain damage.除了除了頭痛，沒有任何跡象表明他曾受過腦損頭痛，沒有任何跡象表明他曾受過腦損傷。傷。Aside from learning about unconditional love, they also learn responsibility and respect.除了除了從中學習無條件的愛，他們還能夠?qū)W習從中學習無條件的愛，他們還能夠?qū)W習責任感和尊重。責任感和尊重。 8. The Internet can be a useful tool, b

15、ut dont let it take up all of your time.互聯(lián)網(wǎng)可能是一種有用的工具，但不要讓它互聯(lián)網(wǎng)可能是一種有用的工具，但不要讓它占據(jù)占據(jù)你所有的時間。你所有的時間。take up 占用（時間）；占據(jù)（空間）。占用（時間）；占據(jù)（空間）。The table takes up too much room.這張桌子太這張桌子太占占地方。地方。I wont take up any more of your time.我不再我不再占用占用你的時間了。你的時間了。 in seconds far away aside from take up Every coin has two

16、 sides.在數(shù)秒內(nèi)在數(shù)秒內(nèi)遙遠的；遠離遙遠的；遠離除除之外之外占據(jù)占據(jù)任何事物都有任何事物都有兩面性。兩面性。Fill in the blanks with correct words.1. In this economy you need every _ (優(yōu)勢優(yōu)勢).2. The problem is by no means as _ (簡單的簡單的) as we first thought.3. This may all seem like a distant dream, but it is not so _ _ (遙遠的遙遠的). 4. You can include conta

17、ct information so you can _ _ _(保持聯(lián)系保持聯(lián)系). advantagesimplefar awaystay in touch5. As a popular saying goes, every_ (硬硬幣幣) has two sides. 6. Television can also be_ (有害有害的的) to us. 7. What _ (導致導致) the illness?8. He _ _(占用占用) too much time to play computer games every day.9. _ _ being fun and good ex

18、ercise, swimming is a very useful skill coinharmfulcausetakes upAside fromTranslate the following sentences.1. 整個操作在數(shù)秒鐘內(nèi)完成。整個操作在數(shù)秒鐘內(nèi)完成。The whole operation was over in seconds.2. 我們會堅持不懈，直到這項工作完成。我們會堅持不懈，直到這項工作完成。 we will stay on it until we get the job done. 3. 請記住一切都有對立面請記住一切都有對立面. Please remember

19、that every coin has two sides.4. 練習使學好英語變得容易。練習使學好英語變得容易。Practice makes it easy to lean English well.5. 花太多時間玩電腦對孩子的眼睛有害。花太多時間玩電腦對孩子的眼睛有害。Spending too much time on playing computer games is harmful to childrens eyes.6. 別讓睡覺占用你太多的時間。別讓睡覺占用你太多的時間。Dont let sleep take up too much of your time.HomeworkWrite a passage to talk about the advantages and disadvantages of the Internet. (50-100 words)1. Learn the words and expressions in Lesson 24.2. Underline the sentences you dont understand on page 60.