内容正文:
Unit 4 Smart home (复习讲义)
复习要点
1. 掌握智能设备、智能家居、科技生活场景核心词汇、固定搭配、交际句型;
2. 吃透两大核心语法:①现在完成时基础用法;②there be 句型描述物品存在;
3. 熟练运用介绍智能设备功能、谈论科技利弊、畅想未来家居生活句型;
4. 能完成说明文写作 My dream smart home,介绍智能家居设备及其功能;
5. 理性看待智能科技,辩证思考科技带来的便利与问题。
复习重难点
重点:1. 现在完成时基本结构与含义;2. there be 主谓一致;3. 智能家居、科技类描述句型
难点:1. 现在完成时与一般过去时区分;2. there be 句型否定、疑问变换;3. 科技话题利弊辩证表达
单元考点:单词、短语、句型
知识点1. Smart homes learn what their owners often do.
译文:智能家居能够了解主人日常的行为习惯。
【详解】
(1) what their owners often do 宾语从句,作 learn 的宾语,使用陈述语序。
【例句】I want to know what he usually does after school. 我想知道他放学后通常做什么。
(2) owner n. 主人;拥有者;词形转换:own v. 拥有
【例句】Who is the owner of this bike? 这辆自行车的主人是谁?
【拓展】
own 短语:
own sth. 拥有某物
on one’s own 独自,独立
知识点2. Sometimes, we do not have to control them at all. Smart devices can sense what we need.
译文:有时我们根本不需要操控它们,智能设备能够感知我们的需求。
【详解】
(1) not…at all 固定搭配,“根本不,一点也不”。
【例句】I am not tired at all. 我一点也不累。
(2) sense v. 感知;意识到;n. 感官,感觉。本句中为动词用法。
【例句】She sensed that someone was following her. 她察觉到有人在跟踪她。
【拓展】
sense 高频名词短语:
a sense of humour 幽默感
a sense of direction 方向感
知识点3. Although smart home technology makes life easier, we still need to keep our devices secure.
译文:尽管智能家居技术让生活更加便捷,我们仍然需要保障设备安全。
【详解】
(1) although 引导让步状语从句,不可与 but 连用。
【例句】Although the task is hard, we will finish it on time. 尽管任务艰巨,我们仍会按时完成。
(2) make + 宾语 + 形容词(宾语补足语),结构:make sth. + adj.
【例句】The news made us excited. 这个消息令我们很兴奋。
【拓展】
make 宾补结构:
make sb. do sth. 使某人做某事(不加 to)
make sb./sth. + adj. 使…… 处于某种状态
知识点4. The oven asks the fridge to plan our meals and tells us when our dinner is ready.
译文:烤箱让冰箱规划我们的餐食,并告知我们晚餐何时准备完毕。
【详解】
(1) 句子并列谓语 asks … and tells …,共用主语 the oven。
【例句】He opens the door and greets every guest. 他打开门迎接每一位客人。
(2) ask sb. to do sth. 要求 / 让某人做某事。
【例句】My teacher asks me to read English every morning. 老师要求我每天晨读英语。
(3) when our dinner is ready 宾语从句,作 tells 的间接宾语,陈述语序。
【例句】Please tell me when the train arrives. 请告诉我火车什么时候到站。
知识点5. You can speak to the smart speaker so that it plays music or turns off the lights.
译文:你可以对智能音箱语音指令,这样它就能播放音乐或者关灯。
【详解】
(1) so that 引导目的状语从句,从句常搭配情态动词 can/may。
【例句】He studies hard so that he can enter a good high school. 他努力学习,为了考上好高中。
(2) turn off 关闭(电器);反义词 turn on 打开。
【例句】Please turn off the TV before you leave. 离开前请关掉电视。
【拓展】
turn 短语:turn up 调大;turn down 调小;turn around 转身
知识点6. Smart homes can lower how much electricity you use overall.
译文:智能家居可以降低你的总用电量。
【详解】
(1) how much 引导宾语从句,作 lower 宾语;electricity 为不可数名词,用 how much 修饰。
【例句】We don’t know how much water we need. 我们不知道需要多少水。
(2) lower v. 降低;adj. 更低的;词形活用。
【例句】We need to lower the cost. 我们需要降低成本。
【拓展】
词形活用:很多形容词可变动词:warm(变暖),cool(降温)
知识点7. People who use smart homes can save more time on boring housework.
译文:使用智能家居的人们可以在枯燥家务上节省更多时间。
【详解】
(1) who use smart homes 限制性定语从句,先行词 people,who 作主语。
【例句】Students who listen carefully will make progress. 认真听讲的学生会进步。
(2) save time on sth. 在某事上节省时间。
【例句】Online shopping saves much time on going to shops. 网购省去跑商店的大量时间。
【拓展】
save 短语:save money 省钱;save energy 节约能源
知识点8. Smart kitchens can cook our meals without wasting any food.
译文:智能厨房可以烹饪餐食,不会浪费任何食物。
【详解】
(1) without 是介词,后接动名词 wasting 作伴随状语。
【例句】He passed by without noticing me. 他路过,没有注意到我。
(2) waste v. 浪费;waste sth. 浪费某物。
【例句】Don’t waste water. 不要浪费水资源。
【拓展】
waste 固定搭配:waste time doing sth. 浪费时间做某事
知识点9. Before you leave home, you can use your phone to turn off all the electric machines.
译文:离家之前,你可以用手机关闭所有电器。
【详解】
(1) before 引导时间状语从句,意为 “在…… 之前”。
【例句】Wash hands before you eat. 吃饭前洗手。
(2) to turn off 不定式作目的状语,说明使用手机的目的。
【例句】She uses a pen to write notes. 她用笔写笔记。
知识点10. In a smart home, the internet controls everything from heating to cooking, and smart devices share information with each other.
译文:在智能家居中,互联网掌控从供暖到烹饪的一切,智能设备之间互相共享信息。
【详解】
(1) from…to… 介词短语作后置定语修饰 everything。
【例句】The shop sells everything from toys to books. 这家店售卖从玩具到书籍的各类商品。
(2) share sth. with sb. 和某人分享某物。
【例句】I share my snacks with my deskmate. 我和同桌分享零食。
【拓展】
each other 互相;两者之间;one another 三者及以上互相
单元语法
Grammar in use 1:现在完成时 Present perfect(have/has + 过去分词)
三大核心用法(课本要求 + 上海拓展考点)
1. 过去动作,对现在产生结果或影响(无明确过去时间)
I have used this smart speaker.
我用过这款智能音箱。(现在了解如何操作)
2. 动作从过去持续到现在,常搭配 for(时间段)、since(时间点)
We have lived in this flat for two years.
我们在这套公寓住了两年。
3. 过去到现在的经历,搭配 ever /never/before
Have you ever controlled lights with a mobile phone?
你曾经用手机操控灯光吗?
基础句式
肯定:主语 + have/has + done
否定:主语 + haven’t /hasn’t + done
疑问:Have / Has + 主语 + done?
【标志词清单】
already(肯定句),yet(否定 / 疑问),ever,never,just,before,for,since
【易混难点|现在完成时 VS 一般过去时(期末大题高频)】
一般过去时:带有明确过去时间(yesterday, last week, …ago),只强调过去动作;
现在完成时:无明确过去时间,重点突出现在结果。
✅ I bought the tablet last month.(一般过去时,last month 时间标记)
✅ I have bought a new tablet.(现在完成时,现在我拥有平板)
【易错陷阱】
短暂性动词不能和 for/since 持续时间段连用
❌ I have bought the phone for one year.
✅ I have had the phone for one year.
短暂动词转换:buy→have;begin→be on;leave→be away
Grammar in use 2:so that 引导目的状语从句
结构:主句 + so that + 从句;从句常搭配情态动词 can /may/will /could
含义:为了,以便(表目的)
【例句】
We use smart devices so that we can save time.
我们使用智能设备,以便节省时间。
He sets an alarm so that he won’t be late.
他设置闹钟,为了避免迟到。
【易混辨析】
so that(目的状语:以便) ≠ so…that…(结果状语:如此… 以至于)
He gets up early so that he can catch the bus.(目的:为了赶车)
He gets up so early that he catches the bus.(结果:起得很早,所以赶上了)
【温馨提示】
so that 引导从句,不能直接加动词原形;想要直接加动词可用 in order to do。
单元写作专题
写作主题 Smart home in my eyes
三段式标准写作框架
1. 开头:总起 —— 智能家居慢慢走进我们生活
2. 中间:辩证分层 ①优势:便捷、安全、节省时间 ②小缺点:依赖网络、价格昂贵
3. 结尾:总结观点 —— 合理利用智能设备;运用现在完成时、so that 目的状语从句
高分万能句型
1. Smart devices have greatly changed our daily life.
2. I have used smart lights and smart speakers for two years.(现在完成时)
3. We use smart devices so that we can make our life easier.
4. Smart homes help us save time and keep our houses safe.
5. However, smart devices need Wi-Fi, and some of them cost much money.
6. In my opinion, smart homes are a great invention for our future life.
满分范文赏析
Smart home in my eyes
Now smart devices are becoming popular in our life. Many families start to enjoy smart home technology.
Smart devices bring us lots of convenience. We can control lights and doors with our phones so that we can save much time. Smart locks also make our home safer. But they have disadvantages. They cannot work without the Internet, and some smart devices are too expensive.
I have learned much about smart homes these days. I think smart homes are wonderful. If we use them properly, they will make our life much better.
范文解析
1. 语法亮点:单元两大核心语法 —— 现在完成时、so that 目的状语从句;
2. 结构完整:总起介绍 — 利弊辩证分析 — 个人观点总结;
3. 单元高频词:smart device, smart home, convenient, control, technology;
满分 100 分 时间 30 分钟
一、单词拼写(每空 2 分,共 20 分)
根据中文提示写出单词,注意词形变化
1. Smart ________ (设备) make our life easier.
2. We use smart lights ________ (以便) we can save time.
3. I ________ (已经) used this smart speaker for two years.
4. This smart lock keeps our house ________ (安全的).
5. You ________ (必须) protect your online information.
6. The smart device cannot work ________ (没有) Wi-Fi.
7. I have ________ (从不) controlled lights by a mobile phone.
8. This new technology brings us much ________ (便利).
9. He sets an alarm ________ (以便) he won’t be late.
10. Many families ________ (拥有) smart home products now.
二、语法单句填空(每空 2 分,共 20 分)
用括号内词正确形式或填入合适引导词
1. I ________ (use) smart speakers for two years.
2. We use smart devices ________ we can save time.
3. ________ I finish homework, I will turn off my tablet.
4. He ________ (not finish) setting up the smart light yet.
5. You ________ (must) tell others your password.(禁止)
6. ________ you please help me control the smart door?
7. She ________ (live) in a smart home since 2023.
8. We need to learn how ________ (use) smart devices properly.
9. You ________ (need) not buy a new smart watch.
三、短文语法填空(每空 2 分,共 20 分)
Smart home in my eyes
Smart devices __________(1)(become) popular these years. Many families __________(2)(start) to use smart home products.
We use smart lights and smart locks __________(3) we can make life easier. Smart locks keep our houses safe. __________(4), smart devices have weaknesses. They cannot work __________(5) Wi-Fi.
I __________(6)(have) a smart speaker for one year. I use it carefully __________(7) I won’t waste too much time online. We __________(8)(must) protect our private information.
__________(9) we use smart devices properly, they __________(10)(make) our life much better.
四、完成句子(每空 1 分,共 30 分;每题 3 空)
根据中文意思完成句子,每空限填一词
1. 我使用智能音箱已有两年。
I ________ ________ the smart speaker for two years.
2. 我们使用智能家居以便节省时间。
We use smart home ________ ________ we can save time.
3. 你不许把密码告诉陌生人。
You ________ ________ your password to strangers.
4. 他一到家就打开智能灯。
He will turn on the smart light ________ ________ ________ he gets home.
5. 我们不必买昂贵的智能设备。
We ________ ________ expensive smart devices.
五、书面表达(10 分)
题目 Smart home in my eyes
要求:60 词左右,包含三点:
1. 智能家居越来越普及;2. 智能家居优点与小缺点;3. 你的观点
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Unit 4 Smart home (复习讲义)
复习要点
1. 掌握智能设备、智能家居、科技生活场景核心词汇、固定搭配、交际句型;
2. 吃透两大核心语法:①现在完成时基础用法;②there be 句型描述物品存在;
3. 熟练运用介绍智能设备功能、谈论科技利弊、畅想未来家居生活句型;
4. 能完成说明文写作 My dream smart home,介绍智能家居设备及其功能;
5. 理性看待智能科技,辩证思考科技带来的便利与问题。
复习重难点
重点:1. 现在完成时基本结构与含义;2. there be 主谓一致;3. 智能家居、科技类描述句型
难点:1. 现在完成时与一般过去时区分;2. there be 句型否定、疑问变换;3. 科技话题利弊辩证表达
单元考点:单词、短语、句型
知识点1. Smart homes learn what their owners often do.
译文:智能家居能够了解主人日常的行为习惯。
【详解】
(1) what their owners often do 宾语从句,作 learn 的宾语,使用陈述语序。
【例句】I want to know what he usually does after school. 我想知道他放学后通常做什么。
(2) owner n. 主人;拥有者;词形转换:own v. 拥有
【例句】Who is the owner of this bike? 这辆自行车的主人是谁?
【拓展】
own 短语:
own sth. 拥有某物
on one’s own 独自,独立
知识点2. Sometimes, we do not have to control them at all. Smart devices can sense what we need.
译文:有时我们根本不需要操控它们,智能设备能够感知我们的需求。
【详解】
(1) not…at all 固定搭配,“根本不,一点也不”。
【例句】I am not tired at all. 我一点也不累。
(2) sense v. 感知;意识到;n. 感官,感觉。本句中为动词用法。
【例句】She sensed that someone was following her. 她察觉到有人在跟踪她。
【拓展】
sense 高频名词短语:
a sense of humour 幽默感
a sense of direction 方向感
知识点3. Although smart home technology makes life easier, we still need to keep our devices secure.
译文:尽管智能家居技术让生活更加便捷,我们仍然需要保障设备安全。
【详解】
(1) although 引导让步状语从句,不可与 but 连用。
【例句】Although the task is hard, we will finish it on time. 尽管任务艰巨,我们仍会按时完成。
(2) make + 宾语 + 形容词(宾语补足语),结构:make sth. + adj.
【例句】The news made us excited. 这个消息令我们很兴奋。
【拓展】
make 宾补结构:
make sb. do sth. 使某人做某事(不加 to)
make sb./sth. + adj. 使…… 处于某种状态
知识点4. The oven asks the fridge to plan our meals and tells us when our dinner is ready.
译文:烤箱让冰箱规划我们的餐食,并告知我们晚餐何时准备完毕。
【详解】
(1) 句子并列谓语 asks … and tells …,共用主语 the oven。
【例句】He opens the door and greets every guest. 他打开门迎接每一位客人。
(2) ask sb. to do sth. 要求 / 让某人做某事。
【例句】My teacher asks me to read English every morning. 老师要求我每天晨读英语。
(3) when our dinner is ready 宾语从句,作 tells 的间接宾语,陈述语序。
【例句】Please tell me when the train arrives. 请告诉我火车什么时候到站。
知识点5. You can speak to the smart speaker so that it plays music or turns off the lights.
译文:你可以对智能音箱语音指令,这样它就能播放音乐或者关灯。
【详解】
(1) so that 引导目的状语从句,从句常搭配情态动词 can/may。
【例句】He studies hard so that he can enter a good high school. 他努力学习,为了考上好高中。
(2) turn off 关闭(电器);反义词 turn on 打开。
【例句】Please turn off the TV before you leave. 离开前请关掉电视。
【拓展】
turn 短语:turn up 调大;turn down 调小;turn around 转身
知识点6. Smart homes can lower how much electricity you use overall.
译文:智能家居可以降低你的总用电量。
【详解】
(1) how much 引导宾语从句,作 lower 宾语;electricity 为不可数名词,用 how much 修饰。
【例句】We don’t know how much water we need. 我们不知道需要多少水。
(2) lower v. 降低;adj. 更低的;词形活用。
【例句】We need to lower the cost. 我们需要降低成本。
【拓展】
词形活用:很多形容词可变动词:warm(变暖),cool(降温)
知识点7. People who use smart homes can save more time on boring housework.
译文:使用智能家居的人们可以在枯燥家务上节省更多时间。
【详解】
(1) who use smart homes 限制性定语从句,先行词 people,who 作主语。
【例句】Students who listen carefully will make progress. 认真听讲的学生会进步。
(2) save time on sth. 在某事上节省时间。
【例句】Online shopping saves much time on going to shops. 网购省去跑商店的大量时间。
【拓展】
save 短语:save money 省钱;save energy 节约能源
知识点8. Smart kitchens can cook our meals without wasting any food.
译文:智能厨房可以烹饪餐食,不会浪费任何食物。
【详解】
(1) without 是介词,后接动名词 wasting 作伴随状语。
【例句】He passed by without noticing me. 他路过,没有注意到我。
(2) waste v. 浪费;waste sth. 浪费某物。
【例句】Don’t waste water. 不要浪费水资源。
【拓展】
waste 固定搭配:waste time doing sth. 浪费时间做某事
知识点9. Before you leave home, you can use your phone to turn off all the electric machines.
译文:离家之前,你可以用手机关闭所有电器。
【详解】
(1) before 引导时间状语从句,意为 “在…… 之前”。
【例句】Wash hands before you eat. 吃饭前洗手。
(2) to turn off 不定式作目的状语,说明使用手机的目的。
【例句】She uses a pen to write notes. 她用笔写笔记。
知识点10. In a smart home, the internet controls everything from heating to cooking, and smart devices share information with each other.
译文:在智能家居中,互联网掌控从供暖到烹饪的一切,智能设备之间互相共享信息。
【详解】
(1) from…to… 介词短语作后置定语修饰 everything。
【例句】The shop sells everything from toys to books. 这家店售卖从玩具到书籍的各类商品。
(2) share sth. with sb. 和某人分享某物。
【例句】I share my snacks with my deskmate. 我和同桌分享零食。
【拓展】
each other 互相;两者之间;one another 三者及以上互相
单元语法
Grammar in use 1:现在完成时 Present perfect(have/has + 过去分词)
三大核心用法(课本要求 + 上海拓展考点)
1. 过去动作,对现在产生结果或影响(无明确过去时间)
I have used this smart speaker.
我用过这款智能音箱。(现在了解如何操作)
2. 动作从过去持续到现在,常搭配 for(时间段)、since(时间点)
We have lived in this flat for two years.
我们在这套公寓住了两年。
3. 过去到现在的经历,搭配 ever /never/before
Have you ever controlled lights with a mobile phone?
你曾经用手机操控灯光吗?
基础句式
肯定:主语 + have/has + done
否定:主语 + haven’t /hasn’t + done
疑问:Have / Has + 主语 + done?
【标志词清单】
already(肯定句),yet(否定 / 疑问),ever,never,just,before,for,since
【易混难点|现在完成时 VS 一般过去时(期末大题高频)】
一般过去时:带有明确过去时间(yesterday, last week, …ago),只强调过去动作;
现在完成时:无明确过去时间,重点突出现在结果。
✅ I bought the tablet last month.(一般过去时,last month 时间标记)
✅ I have bought a new tablet.(现在完成时,现在我拥有平板)
【易错陷阱】
短暂性动词不能和 for/since 持续时间段连用
❌ I have bought the phone for one year.
✅ I have had the phone for one year.
短暂动词转换:buy→have;begin→be on;leave→be away
Grammar in use 2:so that 引导目的状语从句
结构:主句 + so that + 从句;从句常搭配情态动词 can /may/will /could
含义:为了,以便(表目的)
【例句】
We use smart devices so that we can save time.
我们使用智能设备,以便节省时间。
He sets an alarm so that he won’t be late.
他设置闹钟,为了避免迟到。
【易混辨析】
so that(目的状语:以便) ≠ so…that…(结果状语:如此… 以至于)
He gets up early so that he can catch the bus.(目的:为了赶车)
He gets up so early that he catches the bus.(结果:起得很早,所以赶上了)
【温馨提示】
so that 引导从句,不能直接加动词原形;想要直接加动词可用 in order to do。
单元写作专题
写作主题 Smart home in my eyes
三段式标准写作框架
1. 开头:总起 —— 智能家居慢慢走进我们生活
2. 中间:辩证分层 ①优势:便捷、安全、节省时间 ②小缺点:依赖网络、价格昂贵
3. 结尾:总结观点 —— 合理利用智能设备;运用现在完成时、so that 目的状语从句
高分万能句型
1. Smart devices have greatly changed our daily life.
2. I have used smart lights and smart speakers for two years.(现在完成时)
3. We use smart devices so that we can make our life easier.
4. Smart homes help us save time and keep our houses safe.
5. However, smart devices need Wi-Fi, and some of them cost much money.
6. In my opinion, smart homes are a great invention for our future life.
满分范文赏析
Smart home in my eyes
Now smart devices are becoming popular in our life. Many families start to enjoy smart home technology.
Smart devices bring us lots of convenience. We can control lights and doors with our phones so that we can save much time. Smart locks also make our home safer. But they have disadvantages. They cannot work without the Internet, and some smart devices are too expensive.
I have learned much about smart homes these days. I think smart homes are wonderful. If we use them properly, they will make our life much better.
范文解析
1. 语法亮点:单元两大核心语法 —— 现在完成时、so that 目的状语从句;
2. 结构完整:总起介绍 — 利弊辩证分析 — 个人观点总结;
3. 单元高频词:smart device, smart home, convenient, control, technology;
满分 100 分 时间 30 分钟
一、单词拼写(每空 2 分,共 20 分)
根据中文提示写出单词,注意词形变化
1.Smart ________ (设备) make our life easier.
2.We use smart lights ________ (以便) we can save time.
3.I ________ (已经) used this smart speaker for two years.
4.This smart lock keeps our house ________ (安全的).
5.You ________ (必须) protect your online information.
6.The smart device cannot work ________ (没有) Wi-Fi.
7.I have ________ (从不) controlled lights by a mobile phone.
8.This new technology brings us much ________ (便利).
9.He sets an alarm ________ (以便) he won’t be late.
10.Many families ________ (拥有) smart home products now.
答案解析
1.devices;可数名词复数
2.so that;引导目的状语从句
3.already;现在完成时标志词
4.safe;keep sth. + adj.
5.must;情态动词必须
6.without;介词,没有
7.never;现在完成时标志词
8.convenience;不可数名词
9.so that;目的状语从句
10.own;一般现在时
二、语法单句填空(每空 2 分,共 20 分)
用括号内词正确形式或填入合适引导词
1.I ________ (use) smart speakers for two years.
2.We use smart devices ________ we can save time.
3.________ I finish homework, I will turn off my tablet.
4.He ________ (not finish) setting up the smart light yet.
5.You ________ (must) tell others your password.(禁止)
6.________ you please help me control the smart door?
7.She ________ (live) in a smart home since 2023.
8.We need to learn how ________ (use) smart devices properly.
9.You ________ (need) not buy a new smart watch.
10.They ________ (build) a smart garden already.
答案解析
1.have used;现在完成时,for 时间段
2.so that;目的状语从句
3.As soon as;时间状语从句主将从现
4.hasn’t finished;yet 用于现在完成时否定句
5.mustn’t;禁止
6.Can/May;请求许可
7.has lived;since 时间点,现在完成时
8.to use;疑问词 + 不定式
9.need;need not 不必
10.have built;already 现在完成时标志
三、短文语法填空(每空 2 分,共 20 分)
Smart home in my eyes
Smart devices __________(1)(become) popular these years. Many families __________(2)(start) to use smart home products.
We use smart lights and smart locks __________(3) we can make life easier. Smart locks keep our houses safe. __________(4), smart devices have weaknesses. They cannot work __________(5) Wi-Fi.
I __________(6)(have) a smart speaker for one year. I use it carefully __________(7) I won’t waste too much time online. We __________(8)(must) protect our private information.
__________(9) we use smart devices properly, they __________(10)(make) our life much better.
答案解析
1.have become;these years 现在完成时
2.start;一般现在时
3.so that;目的状语从句
4.However;转折,然而
5.without;介词,没有网络就无法工作
6.have had;for 持续时间段,延续性动词
7.so that;目的
8.must;必须
9.If;条件状语从句
10.will make;主将从现
四、完成句子(每空 1 分,共 30 分;每题 3 空)
根据中文意思完成句子,每空限填一词
1. 我使用智能音箱已有两年。
I ________ ________ the smart speaker for two years.
2. 我们使用智能家居以便节省时间。
We use smart home ________ ________ we can save time.
3. 你不许把密码告诉陌生人。
You ________ ________ your password to strangers.
4. 他一到家就打开智能灯。
He will turn on the smart light ________ ________ ________ he gets home.
5. 我们不必买昂贵的智能设备。
We ________ ________ expensive smart devices.
参考答案
1. have used;现在完成时 + for 时间段
2. so that;目的状语从句单元核心语法
3. mustn’t tell;mustn’t 禁止
4. as soon as;一…… 就,主将从现
5. needn’t buy;needn’t 不必
五、书面表达(10 分)
题目 Smart home in my eyes
要求:60 词左右,包含三点:
1. 智能家居越来越普及;2. 智能家居优点与小缺点;3. 你的观点。
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
【参考范文】
Smart home in my eyes
Now smart devices are becoming popular in our daily life. More families enjoy smart home technology.
Smart devices bring great convenience. We can control lights and doors with phones so that we can save time. But they cannot work without Wi-Fi. Some devices are also expensive.
I think smart homes are wonderful. If we use them properly, they will make our life much easier.(全文62词)
【详细解析】
[第一步:审题立意]
体裁:说明议论文(现象普及+利弊辩证+个人观点)
词数要求:60词左右,必须包含三大要点:①智能家居普及的现状;②智能家居的优缺点;③个人对智能家居的看法
时态规划:现状、利弊分析用一般现在时;未来影响用一般将来时,搭配现在完成时贴合单元考点
写作基调:客观辩证、逻辑清晰,嵌入Unit4现在完成时、so that目的状语从句核心语法,适配科技类写作评分标准
[第二步:构思布局(三段式短结构)]
段落 功能 写作内容规划
第1段(2句)开篇点题:介绍智能家居普及的社会现状,引出话题,对应要点一
第2段(4句)主体辩证:先写便捷优势,再写依赖网络、价格高的弊端,正反对比,对应要点二
第3段(2句)结尾升华:发表个人观点,提出合理使用的建议,升华主题,对应要点三
[第三步:要点展开(逐点对应原文)]
要点1:智能家居普及现状
原句:Now smart devices are becoming popular in our daily life. More families enjoy smart home technology.
用词解析:smart devices 智能设备;smart home technology 智能家居技术,单元话题核心词块,精准贴合单元主题。
要点2:智能家居优缺点
原句:Smart devices bring great convenience. We can control lights and doors with phones so that we can save time. But they cannot work without Wi-Fi. Some devices are also expensive.
语法亮点:运用单元so that目的状语从句核心语法,表“为了节省时间”;without介词用法,单元高频考点;正反对比结构,逻辑清晰。
要点3:个人观点与总结
原句:I think smart homes are wonderful. If we use them properly, they will make our life much easier.
语法亮点:if引导条件状语从句,遵循主将从现;properly副词修饰动词use,单元拓展高分用法。
[第四步:加分词句积累(Unit4 课内专属)]
必备单词:smart adj. 智能的;convenience n. 便利;properly adv. 合理地;safe adj. 安全的
高频短语:smart devices 智能设备;daily life 日常生活;save time 节省时间;without Wi-Fi 没有网络
核心语法:so that目的状语从句;现在完成时;must/needn’t情态动词辨析
万能观点句:Smart technology makes our life more convenient and comfortable.
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