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第三單元知識點總結
1. 重點短語
1）keep sb company：陪伴某人。Her dog always keeps her company when she is alone.她獨自一人時，她的狗總是陪伴著她。
2）surf the Internet：上網；瀏覽互聯網。I often surf the Internet to get information.我經常上網獲取信息。
3）benefit from：從……中受益。We can benefit from reading books.我們能從讀書中受益。
4）now that：既然；由于。Now that you have known the truth, you should tell him.既然你已經知道了真相，就應該告訴他。
5）go through：經歷；度過；通讀。She went through a hard time last year.她去年經歷了一段艱難的時期。
6）in shape：狀況良好。Regular exercise helps him keep in shape.經常鍛煉使他保持良好的身體狀態。
7）keep track of：掌握……的最新消息；了解……的動態。We use this app to keep track of our expenses.我們用這個應用程序記錄開支情況。
8）make fun of：取笑；戲弄。Don't make fun of others.不要取笑別人。
9）keep (…) in mind：牢記。We should keep the rules in mind.我們應該牢記這些規則。
10）be familiar with：熟悉；熟知。I'm familiar with this song.我對這首歌很熟悉。
11）click on：點擊。Click on this link to enter the website.點擊這個鏈接進入網站。
12）in addition：此外。He is good at math. In addition, he does well in English.他擅長數學，此外，他英語也很好。
13）due to：由于；因為。The match was cancelled due to the rain.比賽因下雨取消了。
14）look up：查閱；查找。If you don't know the word, you can look it up in the dictionary.如果你不認識這個單詞，可以查字典。
15）such as：例如。I like fruits such as apples and bananas.我喜歡像蘋果和香蕉這樣的水果。
16）as well：也；同樣。He can speak English and Spanish as well.他會說英語，也會說西班牙語。
17）be addicted to：對……上癮；沉迷于。Some teenagers are addicted to playing games.一些青少年沉迷于玩游戲。
18）deal with：處理；對付。We need to learn how to deal with problems.我們需要學習如何處理問題。
19）make sure：確保；設法保證。Make sure you turn off the lights before leaving.離開前確保關燈。
20）put away：放好；儲存。Please put away your toys after playing.玩完后請把你的玩具收起來。
2. 重點句型
1）The Internet is becoming the town square for the global village of tomorrow.（互聯網正在成為明日地球村的城鎮廣場。）
2）People’s lives have been changed by online communities and social networks.（人們的生活被網絡社區和社交網絡改變了。）
3）Jan Tchamani, an English teacher in Birmingham, UK, suddenly developed a serious illness and had to quit her job.（簡·查馬尼是英國伯明翰的一名英語教師，她突然患上重病，不得不辭職。）
4）At age 50, she found herself out of work and stuck at home with only her computer to keep her company.（50歲時，她發覺自己失業了，困在家里，只有電腦相伴。）
5）After a while, she discovered that surfing the Internet could help her feel less lonely and bored.（過了一段時間，她發現上網可以讓她感覺不那么孤獨和無聊。）
6）She could listen to music, watch films, play games, and explore the world.（她可以聽音樂、看電影、玩游戲，還能探索世界。）
7）She also joined an online group where she could talk about her problems and get support and advice from others.（她還加入了一個網絡群組，在那里她可以談論自己的問題，并從他人那里獲得支持和建議。）
8）She realised that one of the greatest benefits of the Internet was its ability to remove the distance that usually exists between people.（她意識到互聯網的最大好處之一就是能夠消除通常存在于人和人之間的距離感。）
9）She was so inspired by the people she met online that she decided to start an IT club to teach older people how to use computers and the Internet.（她受到網友的啟發，決定成立一個IT俱樂部來教年長一些的人們學習使用電腦和互聯網。）
10）Many people have been helped by the club.（很多人都受到了這個俱樂部的幫助。）
11）A 59 - year - old man learnt how to apply for work online and found a great job.（一位59歲的男子學會了如何在網上求職，并找到了一份不錯的工作。）
12）Now that he works and can take care of himself, his daughter has time to study at university.（現在他有了工作，能夠照顧自己，他的女兒也有時間上大學了。）
13）A 61 - year - old woman who was living alone has started a small online company together with two friends.（一位61歲的獨居女性和兩個朋友一起開辦了一家小型網絡公司。）
14）She no longer feels lonely, and her company has become quite successful.（她不再感到孤獨，而且她的公司也相當成功。）
15）Jan has started taking online classes to learn more about how to use the Internet to make society better.（簡開始參加在線課程，學習更多如何利用互聯網讓社會變得更美好的知識。）
16）She believes that it is highly important to bridge the digital divide and make sure that everyone has access to the Internet and knows how to use new technology.（她認為，消除數字鴻溝、確保每人都能使用互聯網并且知曉如何運用新技術，是非常重要的。）
17）Her next goal is to start a charity website to raise money for children in poor countries.（她的下一個目標是創辦一個慈善網站，為貧困國家的兒童籌款。）
18）Jan’s life has been greatly improved by the Internet.（簡的生活被互聯網大大改善了。）
19）“When you go through tough times, you meet others who are facing similar challenges,” Jan says.（簡說：“當你經歷困難時期時，你會遇到其他面臨類似挑戰的人。”）
20）Thinking about other people’s situations inspired me to offer help.（想到其他人的處境激勵我提供幫助。）
21）Today I thought I’d blog about a question that has been asked many times — how do you stay safe online and avoid bad experiences on the Internet （今天我想寫一篇博客，談談一個被多次問到的問題——如何在網上保持安全，避免不好的網絡經歷？）
22）First of all, there’s the golden rule of the Internet: If you see or read something that makes you feel uncomfortable, leave the site immediately.（首先，互聯網有一條黃金法則：如果你看到或讀到讓你感到不舒服的內容，立即離開該網站。）
23）Don’t post comments or click on anything.（不要發表評論或點擊任何東西。）
24）Second, protect your privacy. Don’t give out your address or phone number.（其次，保護你的隱私。不要透露你的地址或電話號碼。）
25）Someone might use the information to steal your identity. Identity theft is a common and serious problem.（有人可能會利用這些信息竊取你的身份。身份盜竊是一個常見且嚴重的問題。）
26）Third, be polite. Being online is no excuse for being rude, and you don’t want to become a target for a troll or cyberbully.（第三，要有禮貌。在網上也不能成為無禮的借口，而且你也不想成為網絡噴子或網絡霸凌者的目標。）
27）A troll is a person who posts comments or questions in order to stir up trouble online.（網絡噴子是指在網上發表評論或提出問題以挑起事端的人。）
28）Trolls often use several false names so that they can stay on a site.（網絡噴子經常使用多個假名，以便能留在網站上。）
29）A cyberbully uses the Internet to be mean to others.（網絡霸凌者利用互聯網欺負他人。）
30）Like a troll, a cyberbully will also write something mean but it is usually directed at particular people.（和網絡噴子一樣，網絡霸凌者也會寫一些刻薄的話，但通常是針對特定的人。）
3. 重點語法：現在完成時的被動語態
● 構成：have/has been + 動詞的過去分詞。
● 用法：表示過去發生或已經完成的動作對現在造成的影響或結果，且主語是動作的承受者。例如：
● Jan’s life has been greatly improved by the Internet.（簡的生活被互聯網大大改善了。）
● Much has been written about the wonders of the World Wide Web.（關于萬維網的奇妙之處已經有很多論述。）
● Both learning sites have been visited by over 10,000 people since last year.（自去年以來，兩個學習網站都有超過一萬人訪問。）

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