Unit3 Life in the Future Section B（1a‑2b）课时同步练习2026-2027学年人教版英语九年级下册

**基本信息** 分层清晰，从词汇基础到语篇应用递进，适配新授课巩固与能力提升，培养语言能力与思维品质。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |夯实基础|核心词汇（单词、短语、词形变换）|侧重机械记忆到初步应用，如词形变换题强化词性转换| |能力进阶|语法应用（单句填空、句型转换）与情景交际（补全对话）|通过语境化题型（如选词填空）强化语法运用，补全对话贴近真实交际| |拓展提高|语篇理解（阅读单选、简答）与综合表达（微写作）|结合单元主题阅读，培养批判性思维（如Passage2观点辨析），微写作提升语言输出能力|

Unit3 Life in the Future Section B（1a‑2b）同步练习 建议用时：25分钟 一、单词汉译英 1. 智能的 ________ 2. 设备；装置 ________ 3. 闹钟 ________ 4. 联网的 ________ 5. 安全 ________ 6. 警告 ________ 7. 操作；操控 ________ 二、短语汉译英 1. 智能家居 ________ 2. 智能设备 ________ 3. 发出警告 ________ 4. 保持安全 ________ 5. 远程操控 ________ 三、词形变换 1. smart (adj.) → ________ (比较级)；________(最高级) 2. equip (v.) → ________ (n.设备；装备) 3. safe (adj.) → ________ (n.安全)；________(反义词adj.危险的) 4. warn (v.) → ________ (n.警告) 5. operate (v.) → ________ (n.操作；运转)；________(n.操作员) 一、单句填空 1. ________ (smart) homes will make our daily life much easier. 2. All kinds of electronic ________ (equip) are widely used in modern houses. 3. The smart system can keep our house ________ (safe). 4. The machine will give us a ________ (warn) when something goes wrong. 5. You can ________ (operation) the smart‑house with your mobile phone far away. 二、句型转换 1. Smart homes will change people’s daily life greatly.（改为被动语态） People’s daily life ________ ________ ________ greatly by smart homes. 2. The smart house can turn on lights automatically.（合并if条件状语从句） If you come home, the smart house ________ ________ on lights automatically. 3. Humans will be using more smart devices at home.（改为一般现在时表达客观事实） Humans ________ more smart devices at home. 三、选词填空 【smart, device, safety, warn, operate】 1. The ________ house can control lights and temperature by itself. 2. This electronic ________ can help people control their house far away. 3. The system pays much attention to the ________ of family members. 4. It will ________ you when there is a fire inside the building. 5. You can ________ all the house systems through your mobile phone. 四、补全对话（5个空，6个选项，1项多余） A. What special things can smart homes do B. Have you heard of smart homes C. What will happen when danger comes D. Can we control the house far away E. What disadvantages do smart homes have F. Will smart houses be very expensive A: Hi! 1.________ B: Yes. I have read some articles about them. A: 2.________ B: They can control lights, temperature and household machines automatically. A: 3.________ B: It will send messages and ________ us of possible danger. A: 4.________ B: Sure. We can use our mobile phones to operate them. A: 5.________ B: Yes. At present, the price of smart home systems is still high for common families. Passage1 单元精读 Smart Homes in the Future 　　Smart homes are one important part of future life. Different kinds of smart devices are placed inside the house. They can control temperature, lights and household machines. When people are away from home, they can still operate their house through mobile phones. Smart home systems can watch for danger. If a fire breaks out, the system will give warnings at once. However, smart homes also have problems. Since everything is connected to the Internet, there are risks of information leak. 任务一：单选 1. What is the main idea of this passage? A. Introduce advantages and problems of future smart homes B. Tell us how to build a big traditional house C. Talk about the history of ancient houses D. Compare different kinds of old‑style furniture 2. What does the underlined phrase “information leak” mean? A. 信息泄露 B. 网络提速 C. 节约水电 D. 房屋倒塌 任务二：简答 1. What risk will smart homes bring because of Internet connection? _______________________________________________________________________________ Passage2 拓展阅读 　　Technology brings convenience, but we should not completely depend on machines. Smart houses make life easy, but we still need our own judgement. Machines can follow orders, but they cannot truly understand human feelings. No matter how advanced the device is, humans are still the master of our home and life. 任务一：单选 1. What is the writer’s attitude towards smart devices? A. We should totally depend on smart machines B. We should enjoy convenience and keep our own judgement C. Smart machines can understand human feelings very well D. All smart devices must be refused 2. What can we infer from the text? A. Machines can’t take the place of human judgement B. Smart devices can decide everything for us C. All smart homes are very cheap for everyone D. Machines have the same true feelings as humans 任务二：判断正误(T/F) 1. Smart machines can truly understand human feelings. (  ) 2. Humans should be the master of high‑tech devices. (  ) 任务三：简答 1. Why shouldn’t we totally depend on smart home machines? _______________________________________________________________________________ 任务四：微写作（2‑3句） Say something about smart homes. _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ 【参考答案】 夯实基础 一、单词汉译英 1.smart 2.device 3.alarm clock 4.online 5.safety 6.warn 7.operate 二、短语汉译英 1.smart home 2.smart device 3.give warnings 4.keep safe 5.operate remotely 三、词形变换 1.smarter; smartest 解析：smart比较级smarter；最高级smartest。 2.equipment 解析：equip动词装备；equipment名词设备，不可数。 3.safety; dangerous 解析：safe形容词安全的；safety名词安全；dangerous危险的。 4.warning 解析：warn动词警告；warning名词警告。 5.operation; operator 解析：operate动词操作；operation名词操作；operator操作员。 能力进阶 一、单句填空 1.Smart 2.equipment 3.safe 4.warning 5.operate 二、句型转换 1.will be changed 解析：一般将来时被动语态。 2.will turn 解析：主将从现。 3.use 三、选词填空 1.smart 2.device 3.safety 4.warn 5.operate 四、补全对话 答案：1.B 2.A 3.C 4.D 5.F；多余项：E 拓展提高 Passage1 任务一：1.A 2.A 任务二简答：There is the risk of information leak because of Internet connection. Passage2 任务一：1.B 2.A 任务二：1.F 2.T 任务三简答：Because machines cannot truly understand human feelings and we need our own judgement. 任务四范文： Smart homes make our life more convenient. But they also have some risks. We should make good use of them. 学科网（北京）股份有限公司 $