内容正文:
Unit 4 Smart home 知识梳理与同步练习2026—2027学年沪教版(五四学制)七年级上册英语
第一部分 核心知识超全梳理
一、单元主题与核心场景
主题:Smart home(智能家居)
核心交际场景:
1. 认识各类智能家居设备,说出它们的名称与功能
2. 用一般将来时畅想未来智能家居的生活方式
3. 运用if从句表达智能家居在不同场景下的自动运行
4. 讨论智能家居的优点、不足以及未来发展趋势
二、重点核心词汇(音标+词性+释义+拓展搭配)
smart /smɑːt/ adj. 智能的;聪明的 (名词:smartness;短语:smart home 智能家居)
control /kənˈtrəʊl/ v. & n. 控制 (短语:remote control 遥控器;control the machine 控制机器)
sensor /ˈsensə(r)/ n. 传感器 (搭配:human sensor 人体传感器)
automatic /ˌɔːtəˈmætɪk/ adj. 自动的 (副词:automatically 自动地)
temperature /ˈtemprətʃə(r)/ n. 温度 (短语:temperature control 温度调节)
lock /lɒk/ v. 锁上 n. 锁 (反义词:unlock 开锁)
voice /vɔɪs/ n. 声音,语音 (短语:voice control 语音控制)
energy /ˈenədʒi/ n. 能源,能量 (形容词:energetic;save energy 节约能源)
remind /rɪˈmaɪnd/ v. 提醒 (搭配:remind sb. to do sth. 提醒某人做某事)
safe /seɪf/ adj. 安全的 (名词:safety;反义词:dangerous 危险的)
program /ˈprəʊɡræm/ n. 程序 v. 设定程序
machine /məˈʃiːn/ n. 机器
function /ˈfʌŋkʃn/ n. 功能,作用
高频智能家居名词
smart light 智能灯光;smart door lock 智能门锁;smart air conditioner 智能空调;smart curtain 智能窗帘;smart speaker 智能音箱
三、必背重点短语
voice control 语音控制
turn on / turn off 打开/关闭
adjust the temperature 调节温度
save energy 节约能源
keep the house safe 保障房屋安全
work automatically 自动运行
remind people of time 提醒人们时间
connect to the Internet 连接网络
remote control 远程操控
in the future 在未来
四、核心情景句型(必考交际)
1. 介绍智能家居设备与功能
—What’s this smart machine for?(这个智能机器是用来做什么的?)
—It can adjust the temperature automatically.(它可以自动调节温度。)
2. 一般将来时畅想未来生活(will)
People will use more smart locks in homes in the future.
未来人们会在家中使用更多智能门锁。
3. if 条件状语从句(主将从现)
If you go out, the smart door lock will lock the door itself.
如果你出门,智能门锁会自动锁门。
4. 评价智能家居优缺点
Smart homes help us save time and energy, but they need good Internet.
智能家居帮我们节省时间和能源,但是它们需要良好的网络。
五、核心语法
1. 一般将来时 will 句型(描述未来智能家居生活)
结构:
肯定句:主语 + will + 动词原形
The light will turn off soon.
否定句:主语 + will not (won’t) + 动词原形
It won’t work without Wi-Fi.
一般疑问句:Will + 主语 + 动词原形?
Will the curtain open automatically?
2. if 引导条件状语从句(主将从现原则)
从句(if句)用一般现在时,主句用一般将来时。
例句:If it gets dark, the smart light will turn on.
如果天黑了,智能灯就会自动亮起。
3. 动词不定式表用途:sth. be used to do…
The sensor is used to check the room temperature.
传感器是用来检测室内温度的。
六、单元写作框架 My future smart home(我未来的智能家居)
三段式模板:
① 开头:总起,未来家家户户都会拥有智能家居
② 中间:列举几种智能设备,说明各自功能、运行方式(用上if从句、will句型)
③ 结尾:谈谈智能家居带给生活的便利与自己的看法
同步练习题
班级:____________ 姓名:____________ 得分:____________
一、单词拼写(根据首字母及句意补全单词,每空2分,共20分)
1. We can use v____________ control to turn on the smart speaker.(语音)
2. This smart lock can l____________ the door when we leave home.(锁上)
3. The machine works a____________ without people’s help.(自动地)
4. The s____________ can feel the change of temperature in the room.(传感器)
5. Smart houses can help us save much e____________ every day.(能源)
6. The smart air conditioner can adjust the t____________ by itself.(温度)
7. A good smart home system can keep our house s____________ all the time.(安全的)
8. The clock will r____________ me to get up at seven every morning.(提醒)
9. You need to c____________ the smart light to your mobile phone first.(连接)
10. What f____________ does this new smart curtain have?(功能)
二、选词填空(用所给词适当形式填空,每词限用一次,每空2分,共20分)
control, automatic, safe, energy, remind, lock, voice, temperature, connect, function
1. The smart window ____________ itself when it rains heavily.
2. Parents worry about the ____________ of smart door locks for kids.
3. We use our mobile phones ____________ all the smart machines at home.
4. This new fridge has many new ____________ for families.
5. Speaking English is a way of ____________ the smart speaker.
6. Solar power helps people cut down the waste of ____________.
7. If you forget the time, the smart watch ____________ you at once.
8. The best smart air conditioner keeps the ____________ at 26℃.
9. Before use, you must ____________ the light to your Wi-Fi.
10. Please ____________ the front door before you go to bed.
三、语法单项选择(每题3分,共30分)
( ) 1. —______ will the smart light turn on?
—When it is dark outside.
A. What B. When C. Where D. Why
( ) 2. If it ______ cold tonight, the smart heater ______ on automatically.
A. is; will turn B. will be; turns C. is; turns D. will be; will turn
( ) 3. People ______ more smart home products in five years.
A. use B. uses C. will use D. used
( ) 4. This machine is used ______ the temperature of the room.
A. check B. to check C. checking D. checked
( ) 5. The smart curtain won’t work ______ you connect it to the Internet.
A. if B. because C. unless D. although
( ) 6. My mother uses ______ control to order the smart speaker to play music.
A. voice B. sound C. noise D. word
( ) 7. —Will the smart door lock unlock itself?
—No, it ______. You need your phone.
A. will B. won’t C. is D. isn’t
( ) 8. Smart homes help us save time ______ energy in daily life.
A. but B. or C. and D. so
( ) 9. The sensor can feel ______ changes in the bedroom all day long.
A. temperature’s B. temperatures C. temperature D. temperatures’
( ) 10. The app ______ us to turn off all lights when we are away next time.
A. remind B. reminds C. will remind D. reminded
四、完成句子(根据中文提示补全英文句子,每空一词,横线处填写单词,每空1分,共12分)
1. 智能门锁会在你离开时自动锁门。
The smart door lock ____________ ____________ the door ____________ when you leave.
2. 如果天黑了,智能灯光将会自动打开。
____________ it gets dark, the smart light ____________ ____________ on automatically.
3. 我们可以用语音控制来操控智能音箱。
We can use ____________ ____________ to ____________ the smart speaker.
4. 智能家居可以帮我们节约大量能源。
Smart homes can help us ____________ lots of ____________.
五、情景对话补全(方框选句补对话,多余两项,每空2分,共8分)
A. How does it work?
B. What’s this new machine?
C. What can it do for us?
D. Will it cost much money?
E. It connects to our home Wi-Fi.
F. When did you buy it?
G. It can only work in the daytime.
A: Hi, look at this box! 1. ____________
B: It’s a new smart temperature sensor for our bedroom.
A: Sounds great! 2. ____________
B: It can feel the room temperature and tell the air conditioner to work.
A: 3. ____________
B: 4. ____________ If it is too hot, it will send a message to our phone.
六、书面表达(10分)
题目:My Future Smart Home
提示:1. 未来你家会有哪些智能家居设备;2. 它们分别有什么功能(可用if、will句型);3. 智能家居带给你的便利;词数不少于60词。
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
参考答案
一、单词拼写
1. voice 2. lock 3. automatically 4. sensor 5. energy
6. temperature 7. safe 8. remind 9. connect 10. function
二、选词填空
1. works automatically 2. safety 3. to control 4. functions 5. voicing
6. energy 7. will remind 8. temperature 9. connect 10. lock
三、单项选择
1.B 2.A 3.C 4.B 5.C
6.A 7.B 8.C 9.C 10.C
四、完成句子
1. will lock; automatically
2. If; will turn
3. voice control; control
4. save; energy
五、情景对话补全
1.B 2.C 3.A 4.E
六、书面表达范文
My Future Smart Home
In the future, my home will be full of smart machines. There will be smart lights, smart locks and an air conditioner with a sensor.
If I go out of the house, the smart lock will lock the door by itself. When it becomes dark, the smart light will turn on automatically. I can use voice control to start the air conditioner before I get home.
Smart homes save our time and energy. I believe such convenient smart homes will come true soon.
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