Unit3 Life in the Future Section B（3a‑Self Check）课时同步练习2026-2027学年人教版英语九年级下册

**基本信息** 该同步练习按夯实基础、能力进阶、拓展提高分层，以词汇-语法-语篇递进路径巩固Unit3核心知识，适配新授课语言能力与思维品质培养需求。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |夯实基础|单词/短语汉译英、词形变换|聚焦核心词汇（如challenge/develop）的记忆与词性转换，夯实语言能力基础| |能力进阶|语法综合填空、句型转换、情景对话|综合应用将来时/主将从现等语法，通过选词填空（如imagine/limit）和补全对话提升语言运用与思维分析能力| |拓展提高|单元精读、素养拓展阅读、写作|结合文本阅读（如future challenges）与书信写作（描述50年后生活），培养语篇理解、批判思维与表达创造能力|

Unit3 Life in the Future Section B（3a‑Self Check）同步练习 建议用时：25分钟 一、单词汉译英 1. 挑战 ________ 2. 选择 ________ 3. 发展 ________ 4. 幻想；想象 ________ 5. 现实 ________ 6. 限制 ________ 7. 进步 ________ 二、短语汉译英 1. 面对挑战 ________ 2. 做出选择 ________ 3. 科技的发展 ________ 4. 把幻想变为现实 ________ 5. 取得进步 ________ 三、词形变换 1. challenge (n.) → ________ (v.向……挑战)；________(adj.有挑战性的) 2. choose (v.) → ________ (n.选择)；________(过去式) 3. develop (v.) → ________ (n.发展)；________(adj.发展中的) 4. imagine (v.) → ________ (n.想象；幻想) 5. limit (v./n.) → ________ (adj.有限的)；________(adj.无限的，反义词) 一、语法综合填空（将来时 / will be doing / 主将从现综合） 1. We will face many ________ (challenge) in the future. 2. With the ________ (develop) of technology, our world will change greatly. 3. This time ten years later, humans ________ (try) to build more space stations.（will be trying / try） 4. If we make good ________ (choose), we can create a better tomorrow. 5. Our imagination ________ (turn) into reality some day.（will turn / turned） 二、句型转换（将来时态复合句互换） 1. Maybe humans will solve many difficult problems in the future.（用will be doing改写） Maybe humans ________ ________ ________ many difficult problems in the future. 2. Work hard, and our dreams will come true.（改为if条件状语从句） ________ we ________ hard, our dreams will come true. 3. It is possible that technology will change our way of living.（改为简单句） Technology ________ ________ our way of living. 三、选词填空 【challenge, choice, develop, imagine, limit】 1. Future life will bring us many new ________. 2. Every ________ we make will influence our future life. 3. We should continue to ________ new clean energy for our earth. 4. We can ________ a wonderful world with less pollution and more peace. 5. Nothing can ________ our mind if we keep working hard. 四、情景补全对话（5个空，6个选项，1项多余） A. What challenges will we meet in future B. Do you think technology will solve all our problems C. What is your dream for future world D. How can we turn our imagination into reality E. Will our imagination all come true one day F. Would you like to travel to space A: 1.________ B: I dream of a clean, peaceful world with high‑tech helping humans. A: Sounds nice! 2.________ B: Well, we will face pollution, energy shortage and other big problems. A: 3.________ B: No. Technology is only a tool. Humans themselves play the key role. A: 4.________ B: Not all. Some of our ideas are hard to achieve. A: 5.________ B: We should study hard and keep making progress step by step. Passage1 单元精读（改编3a阅读文本） 　　When we imagine the future, we think of robots, space travel and smart houses. But future life is not only wonderful dreams. It also brings new challenges. Technology keeps developing fast. It can help us, but it cannot do everything for us. Our dreams will not become reality automatically. It depends on our choices, our hard work and our wisdom. Imagination gives us direction, but actions finally build our future. 任务一：单选 1. What is the main theme of this passage? A. Imagination and action for building our future B. How to buy lots of high‑tech robots C. The history of old‑time houses D. How to travel to space without money 2. What does the underlined word “automatically” mean? A. 自动地；不经人为努力地 B. 缓慢地 C. 危险地 D. 秘密地 任务二：简答 1. What helps our dreams turn into reality according to the text? _______________________________________________________________________________ Passage2 素养拓展阅读 　　Human progress never stops. We should hold beautiful imagination for tomorrow, meanwhile we have to see our limits. We cannot expect technology to break all natural rules. High‑tech is powerful, but it still has boundaries. Real future comes from the combination of beautiful dreams and practical hard work. 任务一：单选 1. What can we learn from the text? A. We should only dream and never work B. We need both imagination and hard work for future C. Technology can break all natural rules D. There are no limits for high‑tech at all 2. What is writer’s opinion of human progress? A. Human progress will never stop B. Human progress will stop very soon C. We should stop developing new technology D. Dreams are useless for our future 任务二：判断正误(T/F) 1. We should see the limits of high‑tech. (  ) 2. Only beautiful dreams can create real future without work. (  ) 任务三：简答 1. What attitude should we hold towards the future? _______________________________________________________________________________ 任务四：单元写作（书信，80词左右） Write a short letter to your pen‑pal, describe your imagination of life in 50 years. _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ 【参考答案】 夯实基础 一、单词汉译英 1.challenge 2.choice 3.develop 4.imagine 5.reality 6.limit 7.progress 二、短语汉译英 1.face challenges 2.make a choice 3.the development of technology 4.turn imagination into reality 5.make progress 三、词形变换 1.challenge; challenging 解析：challenge可作动词/名词；challenging形容词有挑战性的。 2.choice; chose 解析：choose动词选择；choice名词选择；chose过去式。 3.development; developing 解析：develop动词发展；development名词发展；developing发展中的。 4.imagination 解析：imagine动词想象；imagination名词想象。 5.limited; unlimited 解析：limit限制；limited形容词有限的；unlimited无限的。 能力进阶 一、语法综合填空 1.challenges 2.development 3.will be trying 4.choices 5.will turn 二、句型转换 1.will be solving 解析：将来进行时will be doing。 2.If; work 解析：if条件状语从句，主将从现。 3.will change 三、选词填空 1.challenges 2.choice 3.develop 4.imagine 5.limit 四、情景补全对话 答案：1.C 2.A 3.B 4.E 5.D；多余项：F 拓展提高 Passage1 任务一：1.A 2.A 任务二简答：Our choices, hard‑work and wisdom help our dreams turn into reality. Passage2 任务一：1.B 2.A 任务二：1.T 2.F 任务三简答：We should hold beautiful imagination meanwhile see our limits and work hard for future. 任务四写作参考范文 Dear Tom, I’d like to talk about life in 50 years. Robots will help us with much heavy work. We will use clean energy so the earth will be greener. Some people may travel to space for a short visit. However, we still need to work hard to make our dream come true. Yours, Li Hua 学科网（北京）股份有限公司 $