Unit 5 Set a Password 练习题A篇（综合训练）-2026-2027学年教科版英语三年级上册

**基本信息** 以“设置密码”主题为核心，整合词汇、句型、语用策略，通过分层题型构建“认知-应用-输出”的完整训练体系，强化语言能力与思维品质的协同发展。 **综合设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |词汇匹配|7题|释义匹配法|围绕“password”核心词汇，建立“概念-语义”对应关系| |选择填空|8题|固定搭配（如keep...to oneself）|从词汇辨析过渡到情景句型应用| |补全应用|12题（短文+对话）|步骤拆解（选单词-取字母-加数字-组合）|密码设置流程的逻辑化表达训练| |阅读理解|15题（判断+任务）|信息定位与逻辑推理|通过语篇深化密码安全认知与步骤梳理| |写作|1题|要素整合（组成+原因+保密）|综合运用单元知识实现个性化语用输出|

教科版三年级上册Unit 5 Set a Password 练习题A篇（含答案） 教科版三年级上册Unit 5 Set a Password 练习题A篇（含答案）【新教材】 学校：__________班级：__________姓名：_________ 考号：___________ 一、根据英语释义选择正确的单词匹配，将序号填在答题处（7 分） A. secret B. number C. choose D. safe E. remember F. letter G. password ( )1. a word or a group of letters and numbers used to enter a place or use something ( )2. a sign like 0, 1, 2... that we use for counting ( )3. a symbol like A, B, C... in the alphabet ( )4. not dangerous and able to keep you away from harm ( )5. to keep something in your mind ( )6. to pick one thing from many ( )7. something you don’t tell other people 二、选择最佳答案填空，将序号填在答题处（8 分） ( )1. —What’s the Wi-Fi ? —It’s a-b-3-6-9. A. name B. password C. number ( )2. Can you say the number again? I didn’t catch（听清楚）it. A. seven B. pen C. book ( )3. We should our password to ourselves. A. tell B. show C. keep ( )4. My password has two and three numbers. A. letters B. toys C. fruits ( )5. — you spell your password? —Yes, it’s c-2-d-8. A. Do B. Can C. Are ( )6. Let’s two words to make a strong password. A. choose B. draw C. sing ( )7. The number “9” is my favourite（最喜欢的） . A. letter B. colour C. number ( )8. —What’s favourite number? —It’s eight. A. you B. your C. yours 三、选出与句子内容相符的图片，将序号填在答题处（6 分） A B C D E F ( )1. We can say numbers from zero to nine. ( )2. Excuse me, what’s the Wi-Fi password? ( )3. Colour “8” yellow. ( )4. Hello! What’s your student number? ( )5. Keep your password secret. ( )6. I write a safe password and check it. 四、补全短文和对话（12 分） （一）选择适当的短语补全短文，从 A-G 中选出最佳选项，将序号填在横线上（7 分） A. two letters B. set a strong password C. keep it secret D. two numbers E. choose two words F. put them together G. my student number Hi, Lily, I want to (1) for my tablet（平板电脑）. Let me tell you how I do it. First, I (2), “cat” and “sun”. Then I pick (3) from each word, like “ca” and “su”. Next, I choose (4), 1 and 7. Then I (5) to make “ca1su7”. It’s easy to remember. I won’t use (6) in my password. And I will (7) and never tell it to strangers. Do you have a safe password? Tom （二）选择适当的句子补全对话，从 A-E 中选出最佳选项，将序号填在横线上（5 分） A. Can you say that again slowly? B. Can you tell me the password for the library computer? C. Is it easy to remember? D. It’s b-o-o-k-5-9-t. E. You’re right! Lucy: Hi, Mike! (1) Mike: Sure. (2) Lucy: Sorry, I didn’t follow. (3) Mike: Of course. B-O-O-K-5-9-T. Lucy: Thank you! (4) Mike: Yes, it has “book” and numbers. Lucy: (5) I’ll make a password like that too. 五、阅读理解（15 分） （一）阅读短文，判断以下描述是否正确，正确写 T，错误写 F（5 分） Peter’s New Password Peter gets a new tablet from his parents. His mom says, “You need a strong password to keep it safe.” Peter nods. He wants a password. It is easy to remember but hard（困难的） for others to guess. First, Peter thinks about his favourite things. He likes “dog” and “star” very much. So he picks these two words. Next, he takes two letters from each word. They are “do” from “dog” and “st” from “star”. Then he chooses his lucky（幸运的）numbers, 3 and 8. Now he puts them together into “do3st8”. Peter tells his mom his password. His mom says, “Good! You didn’t use your name or birthday（生日）. That’s smart.” Peter writes the password in his notebook and keeps it in his schoolbag（书包）. He knows he must never（从不）share his password with classmates or strangers（陌生人）. One day, his friend Lily wants to use his tablet. Peter says, “Sorry, I can’t tell you my password. It’s a secret.” Lily understands（理解）and says, “That’s OK. I’ll ask my mom to set a password for me too.” Peter is happy because he has a safe password and learns that keeping passwords secret is very important（重要的）. ( )1. Peter gets a new tablet from his dad. ( )2. Peter’s password uses letters from two words and two numbers. ( )3. Peter uses his birthday in the password. ( )4. Peter tells his password to his notebook. ( )5. Lily wants to set a password for her tablet too. （二）阅读短文，完成以下任务（10 分） I 选择正确的答案，将序号填在答题处（3 分） ( )1. Why does Peter need a password? A. To make friends B. To keep his tablet safe C. To get good grades ( )2. Which words does Peter choose for his password? A. Dog and star B. Cat and sun C. Book and pen ( )3. What does Peter learn from this experience（经历）? A. Tablets are fun B. Keeping passwords secret is important C. Lucky numbers are useful II 根据短文内容，选择适当的内容完成表格，从 A-E 中选出最佳选项，将序号填在横线上（5 分） A. Picks two letters from each word. B. Chooses his lucky numbers 3 and 8. C. Writes the password in his notebook and keeps it secret. D. Thinks about his favourite things and picks “dog” and “star”. E. Puts “do”, “st”, 3 and 8 together to make do3st8. Steps to set Peter’s password Details Step 1 (1) Step 2 (2) Step 3 (3) Step 4 (4) After setting (5) III 结合短文内容回答问题（2 分） 1. Do you think Peter’s password is strong? Why? 2. What will you do to keep your password safe? 六、根据首字母提示补全句子所缺的单词，每格写一个词（8 分） 1. This short English word has only one l . 2. I didn’t hear your password clearly. Please read it a . 3. These are safe password tips. You can follow t easily. 4. You can choose different letters f A to Z for your password. 5. Don’t p your password on the desk because everyone can see it. 6. E user should set a strong password to protect（保护）personal information（个人信息）. 7. The first s to make a safe password is to use mixed numbers and letters. 8. Can you s your new password once more（再一次）? I want to check it. 七、按要求完成问答（8 分） 1. What’s your favourite number? 2. Can you say the password “x-y-7-9”? 3. 你想知道同桌的平板密码，如何用英语询问他？ 4. 你想告诉朋友设置密码要包含字母和数字，如何用英语表达？ 八、英语写作（6 分） 同学们，我们已经学会了设置安全的密码。请你写一段英文，介绍你自己设置的密码。 内容：说明密码的组成（比如用到的单词、字母、数字）、设置原因，以及如何保密。 要求：内容清晰、语言达意、连贯顺畅；不少于 40 个词；书写工整。 参考答案 一、 1. G 2. B 3. F 4. D 5. E 6. C 7. A 1. 释义：由字母和数字组成、用于进入场所或使用设备的字符组合，即password（密码） 2. 释义：0、1、2 等用于计数的符号，即number（数字） 3. 释义：字母表中 A、B、C 这类符号，即letter（字母） 4. 释义：没有危险，能让人远离伤害，即safe（安全的） 5. 释义：把事物保存在脑海中，即remember（记住） 6. 释义：从多个选项中挑选一个，即choose（选择） 7. 释义：不会告诉别人的事情，即secret（秘密） 二、 1. B 2. A 3. C 4. A 5. B 6. A 7. C 8. B 1. 解析：答句是字符组合，对应 Wi-Fi 密码，选 password。 2. 解析：句中提到the number，只有seven（七）是数字，pen（钢笔）、book（书）均不符合。 3. 解析：固定搭配keep sth. to oneself表示 “对某事保密”，符合 “密码要保密” 的语义。 4. 解析：密码的组成元素是字母和数字，letters（字母）符合语境；toys（玩具）、fruits（水果）与密码无关。 5. 解析：问句询问 “能否拼写密码”，侧重能力，用情态动词Can；Do 引导的问句侧重动作本身，Are 后不能接动词原形。 6. 解析：句意为 “选两个单词设置强密码”，choose（选择）符合语义；draw（画画）、sing（唱歌）不符。 7. 解析：主语是The number “9”，对应 “最喜欢的数字”，选number。 8. 解析：修饰名词favourite number需要形容词性物主代词，选your（你的）；you 是人称代词，yours 是名词性物主代词，后不能接名词。 三、 1. B 2. C 3. A 4. D 5. E 6. F 1. 句意：我们可以说出从零到九的数字。 2. 句意：打扰一下，Wi-Fi密码是什么？ 3. 句意：把“8”涂成黄色。 4. 句意：你好！你的学号是多少？ 5. 句意：保管好你的密码，不要泄露。 6. 句意：我写下一个安全的密码，并检查它。 四、 （一） 1. B 2. E 3. A 4. D 5. F 6. G 7. C 1. 解析：开篇点明目的：我想给平板设置一个强密码，选 B。 2. 解析：第一步：首先选两个单词（cat 和 sun），选 E。 3. 解析：第二步：从每个单词里提取两个字母，选 A。 4. 解析：第三步：接下来选两个数字（1 和 7），选 D。 5. 解析：第四步：然后把它们组合起来，形成密码，选 F。 6. 解析：补充说明：我不会在密码里用我的学号，选 G。 7. 解析：结尾强调：我会保密，绝不告诉陌生人，选 C。 （二） 1. B 2. D 3. A 4. C 5. E 1. 解析：Lucy 发起请求，询问密码，对应 B：“你能告诉我图书馆电脑的密码吗？” 2. 解析：Mike 同意后，直接说出密码内容，对应 D：“密码是 b-o-o-k-5-9-t。” 3. 解析：Lucy 没听清，请求放慢语速重复，对应 A：“你能慢一点再说一遍吗？” 4. 解析：Lucy 得到密码后，询问是否好记，对应 C：“它容易记住吗？” 5. 解析：Lucy 认同密码的设置方式，对应 E：“你说得对！我也要设置一个这样的密码。” 五、 （一） 1. F 2. T 3. F 4. F 5. T 1. 解析：原文第一句Peter gets a new tablet from his parents.，平板是父母一起送的，并非只有爸爸，因此错误。 2. 解析：原文提到从dog和star两个单词中提取字母，再加上幸运数字 3 和 8，密码由字母 + 数字组成，因此正确。 3. 解析：原文妈妈说You didn’t use your name or birthday.，说明密码里没有生日，因此错误。 4. 解析：原文是Peter writes the password in his notebook（把密码写在笔记本里），并非 “告诉笔记本”，表述错误。 5. 解析：原文结尾 Lily 说I’ll ask my mom to set a password for me too.，说明她也想设置密码，因此正确。 （二） I 1.B 2. A 3. B 1. 解析：原文You need a strong password to keep it safe.，设置密码是为了保护平板安全，选 B。 2. 解析：原文He likes “dog” and “star” very much. So he picks these two words.，选的单词是 dog 和 star，选 A。 3. 解析：原文结尾learns that keeping passwords secret is very important.，Peter 学到了密码保密的重要性，选 B。 II 1.D 2. A 3. B 4. E 5. C 1. 解析：Step 1：思考喜欢的事物，选出 dog 和 star 两个单词 2. 解析：Step 2：从每个单词中提取两个字母 3. 解析：Step 3：选出幸运数字 3 和 8 4. 解析：Step 4：把字母和数字组合成密码 do3st8 5. 解析：After setting：设置完成后，把密码写在笔记本里并保密 III 1. Yes, I think it is strong. Because it uses letters from two words and two numbers, and it doesn’t use personal information like name or birthday. It’s easy to remember but hard for others to guess. 2. I will keep my password secret and never tell it to strangers. I won’t write my password in public places, and I won’t use my birthday or name as my password. 六、 1. letter 2. again 3. them 4. from 5. put 6. Each / Every 7. step 8. spell / say 1. 句意：这个短英文单词只有一个字母。one后接可数名词单数，填letter（字母）。 2. again 是副词，意为 “再一次、又一次”，固定搭配 read it again 表示 “再读一遍”。前半句提到 didn’t hear clearly（没听清），后半句请求重复内容，again 精准对应“重复一次”的诉求， 3. 句意：这些是安全密码技巧，你可以轻松遵循它们。动词follow后接宾格，指代前文的 tips，填them。 4. 句意：你可以从 A 到 Z 选择不同的字母设置密码。固定搭配from...to...表示 “从…… 到……”，填from。 5. 句意：不要把密码放在桌子上，因为所有人都能看见。put...on...表示 “把……放在…… 上”，填put。 6. 句意：每个用户都应该设置强密码保护个人信息。Each / Every user表示 “每个用户”，句首大写，填Each / Every。 7. 句意：设置安全密码的第一步是混合使用数字和字母。the first step表示 “第一步”，填step。 8. 句意：你能再拼写/念一遍你的新密码吗？我想核对一下。情态动词can后接动词原形，填spell / say。 七、 1. My favourite number is six. 2. Yes, I can. It’s x-y-7-9. 3. Excuse me, what’s your tablet password? 4. You should set a password with both letters and numbers. 八、 My Password I have a safe password for my phone. It’s “bi4rd9”. I choose “bird” because I like birds very much. I take the first two letters “bi” and the last two letters “rd” from “bird” and add my lucky numbers 4 and 9. It’s easy for me to remember but hard for others to guess. I never share my password with anyone and keep it only in my memory. This password keeps my phone safe. 1 1 学科网（北京）股份有限公司 $