人教版2019年高中必修二 Unit 3 The Internet 单元知识总结清单(含练习题和书面表达句式和范文)

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名称 人教版2019年高中必修二 Unit 3 The Internet 单元知识总结清单(含练习题和书面表达句式和范文)
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Unit 3 The Internet 单元知识总结清单
一、词组搭配
(一)动词词组
keep sb company:陪伴某人。
例句:When she was ill, her mother kept her company all the time.
(她生病时,母亲一直陪伴着她。)
surf the Internet:上网;浏览互联网。
例句:He surfs the Internet every day to get the latest news.
(他每天上网获取最新消息。)
go through:经历;度过;通读。
例句:She went through a difficult time after losing her job.
(失业后她经历了一段艰难时期。)
keep track of:掌握…… 的最新消息;了解…… 的动态。
例句:We should keep track of the changes in the market.
(我们应该了解市场的变化。)
make fun of:取笑;戏弄。
例句:Don't make fun of others' mistakes.(不要嘲笑别人的错误。)
keep...in mind:牢记。
例句:Keep in mind that practice makes perfect.(牢记熟能生巧。)
stir up:激起。
例句:His speech stirred up the audience's enthusiasm.
(他的演讲激起了观众的热情。)
take measures:采取措施。
例句:We must take measures to protect the environment.
(我们必须采取措施保护环境。)
(二)名词词组
search engine:(互联网上的)搜索引擎。
例句:Google and Baidu are popular search engines.
(谷歌和百度是受欢迎的搜索引擎。)
identity card:身份证。
例句:You need to show your identity card when you check in.
(办理入住时你需要出示身份证。)
blog post:博文;博客帖子。
例句:She writes a blog post about her travel experiences every week.
(她每周写一篇关于自己旅行经历的博客帖子。)
social network:社交网络。
例句:Many people use social networks to keep in touch with friends.
(许多人使用社交网络与朋友保持联系。)
online community:在线社区。
例句:The online community provides a platform for people with the same interests to communicate.(在线社区为有相同兴趣的人提供了交流平台。)
(三)介词词组
now that:既然;由于。
例句:Now that you have grown up, you should be independent.
(既然你已经长大了,就应该独立。)
in shape:状况良好。
例句:He exercises regularly to keep in shape.(他定期锻炼以保持良好状态。)
due to:由于;因为。
例句:The flight was cancelled due to the bad weather.
(由于天气恶劣,航班被取消了。)
(四)词汇练习题
Fill in the blanks with the correct forms of the phrases above.
用以上短语的正确形式填空。
When I'm alone at home, my pet dog always _______ me _______.
It's impolite to _______ others.
_______ you have finished your homework, you can watch TV for a while.
I like to _______ to find information about history.
The old man _______ a lot of hardships in his life.
We should _______ the development of science and technology.
The company decided to _______ to improve the quality of products.
After months of exercise, he is finally _______.
Translate the following sentences into English, using the phrases above.
用上面的短语把下面的句子翻译成英语。
既然你来了,就和我们一起吃晚餐吧。
她每天上网和朋友们聊天。
我们应该牢记交通规则。
他的话激起了大家的愤怒。
你应该采取措施解决这个问题。
这个女孩在事故中经历了很多痛苦。
我们使用搜索引擎在网上查找信息。
经常锻炼能让你保持良好状态。
二、语法知识点
(一)现在完成时的被动语态
结构:have/has + been + 过去分词。
用法:表示过去发生的动作对现在造成的影响或结果,且主语是动作的承受者。
例句
The work has been finished.(工作已经完成了。)
Many trees have been planted in our city.(我们城市种了很多树。)
Her bike has been stolen.(她的自行车被偷了。)
(二)练习题
Complete the sentences with the correct forms of the given verbs.
用所给动词的正确形式完成句子。
The book _______ (read) by many students.
The bridge _______ (build) since last year.
The problem _______ (solve) yet.
The email _______ (send) to the teacher already.
Rewrite the following sentences into the present perfect passive voice.
把下列句子改写成现在完成时的被动语态。
They have finished the project.
People have used the Internet for many years.
The company has developed a new app.
We have seen the film twice.
三、重要句式句型分析
(一)“it” 作形式主语的句型
结构:It + be + adj./n. + (for/of sb.) + to do sth. 当形容词描述事物特征时,用 “for”;当形容词描述人的品质时,用 “of”。
功能:避免句子头重脚轻,使句子结构更平衡。
例句:It is important for us to learn English well.
(对我们来说,学好英语很重要。)
It is kind of you to help me.(你帮助我,真是太好了。)
(二)“no longer” 与 “not...any longer”“no more” 与 “not...any more”
结构与区别:“no longer” 和 “not...any longer” 强调时间上不再延续;“no more” 和 “not...any more” 强调数量或程度上不再增加。
例句:He no longer works here. = He doesn't work here any longer.
(他不再在这里工作了。)
We have no more food. = We don't have any more food.
(我们没有更多食物了。)
(三)翻译练习题
对学生们来说,按时完成作业很有必要。
你真好,帮我解决了这个问题。
他不再害怕黑暗了。
我们不能再等了。
这个小镇不再是过去的样子了。
四、单元书面表达写作指导
(一)重要词汇词组搭配积累
互联网相关:Internet, website, blog, app, online, offline, network, search engine
行为与动作:surf, chat, stream, download, update, click, post, comment
情感与态度:convenient, beneficial, harmful, worried, interested, excited
词组搭配:keep sb company, go through, keep track of, make fun of, take measures, now that, in shape
(二)高分句式积累
There is no doubt that...
例句:There is no doubt that the Internet has changed our lives greatly.
(毫无疑问,互联网极大地改变了我们的生活。)
As far as I'm concerned,...
例句:As far as I'm concerned, we should use the Internet wisely.
(在我看来,我们应该明智地使用互联网。)
With the development of...,...
例句:With the development of technology, the Internet becomes more and more important in our life.(随着科技的发展,互联网在我们生活中变得越来越重要。)
It is + adj. + for sb. to do sth.
例句:It is necessary for us to protect our privacy online.
(对我们来说,在网上保护隐私很有必要。)
(三)参考范文
The Internet and Our Life
The Internet has become an important part of our daily life. With the development of technology, it has brought great changes to the way we live, study and work.
There is no doubt that the Internet makes our life more convenient. We can shop online without going out, get the latest information from all over the world, and communicate with friends and family easily through social networks. For example, we can use video chat apps to see and talk to our loved ones who are far away. Also, students can study online, taking courses and downloading learning materials, which helps them expand their knowledge.
However, the Internet also has some negative effects. Some people spend too much time online, which may harm their physical and mental health. Moreover, there are some problems like identity theft and cyberbullying on the Internet. We should be careful and take measures to protect ourselves.
As far as I'm concerned, we should use the Internet wisely. We can enjoy its benefits while avoiding its potential risks. It is necessary for us to learn how to protect our privacy and be polite online. Only in this way can we make the most of the Internet and live a better life.
答案及解析
一、词组搭配练习题答案及解析
(一)Fill in the blanks with the correct forms of the phrases above
答案:keeps; company
解析:“When I'm alone at home”(当我独自在家时),结合 “keep sb company” 表示 “陪伴某人”,主语 “my pet dog” 是第三人称单数,一般现在时中动词 “keep” 用第三人称单数形式 “keeps”,即宠物狗陪伴我 。
答案:make fun of
解析:“It's impolite to...”(做…… 是不礼貌的),“make fun of” 意为 “取笑;戏弄”,“to” 后接动词原形,此句表达取笑他人是不礼貌的,符合语境 。
答案:Now that
解析:“you have finished your homework”(你已经完成了作业)和 “you can watch TV for a while”(你可以看一会儿电视),存在因果关系,“now that” 表示 “既然;由于”,引导原因状语从句,说明基于完成作业这个前提,可以看电视 。
答案:surf the Internet
解析:“to find information about history”(查找关于历史的信息),“surf the Internet” 表示 “上网;浏览互联网”,“like to do sth.”(喜欢做某事),“to” 后接动词原形,即通过上网查找历史信息 。
答案:went through
解析:“a lot of hardships”(很多艰难困苦),“go through” 有 “经历;度过” 的意思,句子描述过去发生的事情,用一般过去时,“go” 的过去式是 “went”,表示老人在一生中经历了许多艰难 。
答案:keep track of
解析:“the development of science and technology”(科技的发展),“keep track of” 表示 “掌握…… 的最新消息;了解…… 的动态”,“should” 是情态动词,后接动词原形,即我们应该了解科技发展动态 。
答案:take measures
解析:“to improve the quality of products”(提高产品质量),“take measures” 意为 “采取措施”,“decide to do sth.”(决定做某事),“to” 后接动词原形,说明公司决定采取措施来提高产品质量 。
答案:in shape
解析:“After months of exercise”(经过几个月的锻炼),“in shape” 表示 “状况良好”,此句表达经过锻炼后,他身体状况良好 。
(二)Translate the following sentences into English, using the phrases above
答案:Now that you have come, have dinner with us.
解析:“既然” 用 “now that” 引导原因状语从句,“你来了” 翻译为 “you have come”;“和我们一起吃晚餐” 用 “have dinner with us”,祈使句中动词用原形 。
答案:She surfs the Internet every day to chat with her friends.
解析:“她” 是 “She”,第三人称单数,一般现在时中动词 “surf” 用第三人称单数形式 “surfs”;“上网” 是 “surf the Internet”;“每天” 是 “every day”;“和朋友们聊天” 翻译为 “chat with her friends”,“to chat with her friends” 是不定式作目的状语 。
答案:We should keep the traffic rules in mind.
解析:“我们” 是 “We”,“应该” 用 “should”;“牢记” 用 “keep...in mind”,“the traffic rules”(交通规则)作 “keep” 的宾语,置于 “in mind” 之前 。
答案:His words stirred up everyone's anger.
解析:“他的话” 是 “His words”;“激起” 用 “stir up”,句子描述过去发生的事情,“stir” 用过去式 “stirred”;“大家的愤怒” 翻译为 “everyone's anger” 。
答案:You should take measures to solve this problem.
解析:“你” 是 “You”,“应该” 用 “should”;“采取措施” 用 “take measures”;“解决这个问题” 翻译为 “solve this problem”,“to solve this problem” 是不定式作目的状语 。
答案:The girl went through a lot of pain in the accident.
解析:“这个女孩” 是 “The girl”;“经历” 用 “go through”,句子时态为一般过去时,“go” 的过去式是 “went”;“很多痛苦” 翻译为 “a lot of pain”;“在事故中” 是 “in the accident” 。
答案:We use search engines to look for information on the Internet.
解析:“我们” 是 “We”;“使用” 是 “use”;“搜索引擎” 是 “search engines”;“在网上查找信息” 翻译为 “look for information on the Internet”,“to look for information on the Internet” 是不定式作目的状语 。
答案:Regular exercise can keep you in shape.
解析:“经常锻炼” 翻译为 “Regular exercise”;“能” 用 “can”;“让某人保持良好状态” 用 “keep sb in shape”,“you” 作 “keep” 的宾语 。
二、语法知识点练习题答案及解析
(一)Complete the sentences with the correct forms of the given verbs
答案:has been read
解析:“The book”(书)和 “read”(读)是被动关系,且强调过去发生的动作 “阅读” 对现在的影响,即书现在被很多学生读过,所以用现在完成时的被动语态 “have/has + been + 过去分词”,主语 “The book” 是单数,助动词用 “has”,“read” 的过去分词是 “read” 。
答案:has been built
解析:“The bridge”(桥)和 “build”(建造)是被动关系,“since last year”(自去年以来)表示从过去持续到现在的时间,用现在完成时的被动语态,主语 “The bridge” 是单数,助动词用 “has”,“build” 的过去分词是 “built” 。
答案:hasn't been solved
解析:“The problem”(问题)和 “solve”(解决)是被动关系,“yet” 常用于现在完成时的否定句和疑问句中,这里表示问题到现在还没被解决,用现在完成时的被动语态的否定形式,主语 “The problem” 是单数,助动词用 “has”,“solve” 的过去分词是 “solved”,在 “has” 后加 “not” 缩写为 “hasn't” 。
答案:has been sent
解析:“The email”(邮件)和 “send”(发送)是被动关系,“already” 常用于现在完成时的肯定句中,表明邮件已经被发送给老师,用现在完成时的被动语态,主语 “The email” 是单数,助动词用 “has”,“send” 的过去分词是 “sent” 。
(二)Rewrite the following sentences into the present perfect passive voice
答案:The project has been finished by them.
解析:原句 “They have finished the project”(他们已经完成了这个项目),改为现在完成时的被动语态,将宾语 “The project” 提前作主语,“have” 根据主语变为 “has”,后加 “been finished”,原主语 “They” 前加 “by” 放在句末 。
答案:The Internet has been used by people for many years.
解析:把主动句 “People have used the Internet for many years”(人们已经使用互联网很多年了)改为被动句,“The Internet” 作主语,“have” 变为 “has”,后接 “been used”,“by people” 表明动作执行者,“for many years” 是时间状语,位置不变 。
答案:A new app has been developed by the company.
解析:主动句 “The company has developed a new app”(公司已经开发了一个新应用程序)变被动,“A new app” 作主语,“has” 不变,加 “been developed”,“by the company” 放在句末说明施动者 。
答案:The film has been seen by us twice.
解析:将主动句 “We have seen the film twice”(我们已经看过这部电影两次了)改为被动,“The film” 作主语,“have” 变为 “has”,后接 “been seen”,“by us” 表明动作的发出者,“twice” 是次数状语,位置不变 。
三、重要句式句型分析翻译练习题答案及解析
答案:It is necessary for students to finish their homework on time.
解析:使用 “It + be + adj. + (for sb.) + to do sth.” 句型,“necessary”(有必要的)描述事物特征,用 “for” 引出 “students”(学生们);“完成作业” 是 “finish their homework”,“按时” 翻译为 “on time” 。
答案:It is kind of you to help me solve this problem.
解析:运用 “It + be + adj. + (for/of sb.) + to do sth.” 结构,“kind”(善良的)描述人的品质,用 “of” 引出 “you”;“帮助我解决这个问题” 翻译为 “help me solve this problem” 。
答案:He no longer fears the darkness. / He doesn't fear the darkness any longer.解析:“不再” 可以用 “no longer”(位于实义动词前)或 “not...any longer”(“not” 与助动词或情态动词连用,“any longer” 置于句末),“害怕” 是 “fear”,主语 “He” 是第三人称单数,一般现在时中动词 “fear” 用第三人称单数形式 “fears” 。
答案:We can no longer wait. / We can't wait any longer.
解析:“不能再” 可用 “can no longer”(“no longer” 位于情态动词后,实义动词前)或 “can't...any longer”(“can't” 是 “can not” 的缩写,“any longer” 放在句末),“wait”(等待)用原形 。
答案:The small town is no longer what it used to be.
解析:“不再” 用 “no longer”,“what it used to be” 是表语从句,“used to be” 表示 “过去曾经是”,整句表示小镇不再是过去的样子 。