Unit 1 Look it up单元重点易错专项复习题 2026-2027学年沪教版八年级英语上册

**基本信息** 本专项聚焦沪教版八年级上册Unit 1 9大重点易错考点，通过基础-提升-拓展三层训练（81题），系统归纳语法规则与词汇运用方法，构建从规则理解到综合应用的知识逻辑链，提升语言能力与思维品质。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |一般过去时等9大考点|每考点9题（如不规则动词填空、used to辨析）|规则分类（如-ed变化）、易错对比（如goed→went）、语境应用技巧|从基础规则→句式变化→跨考点综合，形成"规则-辨析-应用"递进逻辑|

Unit 1 Look it up! 专项复习 沪教版八年级上册 Unit 1 Look it up! 单元重点易错专项复习题 使用说明 本卷精选 9 大重点易错考点，每个考点含基础题 3 道 + 提升题 3 道 + 拓展题 3 道（用适当形式填空），共 81 题。紧扣 2024 最新教材核心词汇与语法，体现层次性和差异性，适合单元复习与考前冲刺。 考点 1 一般过去时：规则动词变化规则与高频不规则动词过去式 常见易错点 易错点：①规则动词加-ed：work→worked, play→played, visit→visited；②以e结尾加-d：live→lived, use→used, like→liked；③辅音+y结尾变i加-ed：study→studied, carry→carried, try→tried；④重读闭音节双写加-ed：stop→stopped, plan→planned；⑤高频不规则动词：go→went, come→came, take→took, make→made, give→gave, get→got, eat→ate, see→saw, buy→bought, bring→brought, think→thought, say→said, do→did, have→had, am/is→was, are→were；⑥常见错误：goed (✗) → went (✓)；taked (✗) → took (✓)；⑦时间状语标志：yesterday, last night/week, ...ago, in 2020, just now。 ▷ 基础题 （选择题） ▷ （ ）1 Jam ______ to Kunming for a school trip last month. He visited many places. A. go B. goes C. went D. going ▷ （ ）2 Chen Wu ______ a great book about science in the library yesterday. A. find B. found C. founded D. finds ▷ （ ）3 Lily and Zhang Hui ______ a wonderful time at the museum last weekend. A. have B. has C. had D. having ◇ 提升题 （选择题 · 难度提升） ◇ （ ）1 She ______ her keys at home this morning. She had to go back to get them. A. leave B. left C. leaves D. leaving ◇ （ ）2 The students ______ a lot of information for their project last week. A. research B. researched C. researching D. researches ◇ （ ）3 He ______ a mistake in the test, but he corrected it quickly. A. make B. makes C. made D. making ★ 拓展题 （用适当的形式填空） ★ （ ）1 （用括号中单词的适当形式填空）Jam ______ (go) to the library yesterday. He ______ (find) a useful book and ______ (take) notes. Then he ______ (come) home and ______ (write) a report. ★ （ ）2 （用括号中单词的适当形式填空）Lily ______ (be) very busy last week. She ______ (study) hard for the exam. She ______ (not go) out at all. Her hard work ______ (pay) off in the end. ★ （ ）3 （用括号中单词的适当形式填空）They ______ (buy) some new books about technology last month. Chen Wu ______ (read) three of them already. The books ______ (give) them many new ideas. It ______ (make) them more interested in science. 考点 2 一般过去时否定句与疑问句 (didn't + 动词原形 / Did...? 句型) 常见易错点 易错点：①否定句：主语 + didn't + 动词原形：She didn't go to school yesterday.；②疑问句：Did + 主语 + 动词原形...?：Did you finish your homework?；③回答：Yes, I did. / No, I didn't.；④易错：didn't 后必须用动词原形（不能用过去式）：didn't went (✗) → didn't go (✓)；⑤Did 开头疑问句中动词用原形：Did he went (✗) → Did he go (✓)；⑥不规则动词否定/疑问中也要还原：didn't see / Did you take；⑦常用时间状语：yesterday, last..., ...ago, in+过去年份, just now。 ▷ 基础题 （选择题） ▷ （ ）1 Zhang Hui ______ to school yesterday because she was ill at home. A. didn't go B. doesn't go C. didn't went D. wasn't go ▷ （ ）2 — ______ you find the answer in the textbook? — Yes, I did. It was on page 25. A. Do B. Did C. Are D. Were ▷ （ ）3 Jam and Chen Wu ______ TV last night. They were doing homework. A. don't watch B. didn't watched C. didn't watch D. weren't watch ◇ 提升题 （选择题 · 难度提升） ◇ （ ）1 — Did Lily come to the party? — No, she ______. She had to stay home. A. didn't B. doesn't C. wasn't D. aren't ◇ （ ）2 ______ Chen Wu and Zhou Ku visit the science museum last Sunday? A. Do B. Does C. Did D. Are ◇ （ ）3 She said she ______ the news before. Someone had told her already. A. doesn't know B. didn't knew C. didn't know D. not know ★ 拓展题 （用适当的形式填空） ★ （ ）1 （用括号中单词的适当形式填空）______ you ______ (hear) about the new discovery? — No, I ______ (do). Can you tell me more? ★ （ ）2 （用括号中单词的适当形式填空）Lily ______ (not finish) her project yesterday. She ______ (need) more time. Her teacher ______ (not mind) because the project was difficult. ★ （ ）3 （用括号中单词的适当形式填空）Jam ______ (ask) me a question yesterday, but I ______ (can not) answer it. I ______ (look) it up online later and ______ (find) the answer. 考点 3 used to do / be used to doing / be used to do 三者辨析 常见易错点 易错点：①used to do = 过去常常（现在不做了）：I used to live in Jinan. (现在不住了)；②be used to doing = 习惯于做某事（to是介词）：I am used to getting up early.；③be used to do = 被用来做某事（被动语态）：Knives are used to cut things.；④否定：didn't use to / wasn't used to；⑤疑问句：Did you use to...? / Are you used to...?；⑥易混：use to (✗) → used to (✓)；be used to do (被动) ≠ be used to doing (习惯)；⑦注意 used to 只有过去式，没有现在式。 ▷ 基础题 （选择题） ▷ （ ）1 Jam ______ play football every day after school, but now he prefers basketball. A. use to B. used to C. is used to D. was used to ▷ （ ）2 Lily is used to ______ a diary every night before bed. It helps her relax. A. write B. wrote C. writing D. written ▷ （ ）3 Computers ______ to search for information quickly and easily. A. used to B. are used C. were used D. is used ◇ 提升题 （选择题 · 难度提升） ◇ （ ）1 Zhou Ku didn't ______ getting up so early, but now he is fine with it. A. use to B. used to C. be used to D. both B and C ◇ （ ）2 The library ______ to be a quiet place, but now students often discuss there. A. used B. is used C. was used D. both A and C ◇ （ ）3 We ______ to walk to school when we were young. It was good exercise. A. use B. used C. were used D. are used ★ 拓展题 （用适当的形式填空） ★ （ ）1 （用 used to/be used to/be used 填空）I ______ ______ live in Kunming. Now I live in Jinan. I ______ still not ______ ______ the cold weather here. But dictionaries ______ ______ ______ look up new words. ★ （ ）2 （用括号中单词的适当形式填空）She ______ (use) to have long hair, but she cut it short. She ______ (be) not used to ______ (wear) short hair at first, but now she likes it. Her old photos ______ (use) to be on the wall. ★ （ ）3 （用括号中单词的适当形式填空）When I was young, I ______ (use) to read a lot. Now I ______ (be) used to ______ (search) for information online. Books ______ (use) to be my only source of knowledge. 考点 4 信息获取动词短语 (look up / find out / search for / come across / look for) 常见易错点 易错点：①look up = 查阅（字典/资料）：Look up the word in the dictionary. / look it up（代词放中间）；②find out = 查明/弄清楚（真相/答案）：Can you find out who broke the window?；③search for = 搜索/寻找：Scientists search for new planets.；④come across = 偶然遇到/发现：I came across an old photo yesterday.；⑤look for = 寻找（强调动作）：What are you looking for?；⑥易混：look for(找) ≠ find(找到) ≠ find out(查明)；search for(搜索) ≠ search(搜查)；⑦代词作宾语时放中间：look it up (✗ look up it)；⑧across 是介词：come across + 名词/代词。 ▷ 基础题 （选择题） ▷ （ ）1 If you don't know a word, you can ______ it ______ in the dictionary. A. look; for B. look; up C. find; out D. search; for ▷ （ ）2 Scientists are ______ a cure for this disease. They work day and night. A. looking for B. looking up C. finding out D. coming across ▷ （ ）3 I ______ an interesting article about space while reading the newspaper. A. looked for B. found out C. came across D. searched for ◇ 提升题 （选择题 · 难度提升） ◇ （ ）1 The teacher asked us to ______ who wrote this poem. It is quite famous. A. look up B. find out C. search for D. come across ◇ （ ）2 When you meet a new word, never guess. ______ it ______ in the dictionary. A. Look; for B. Find; out C. Look; up D. Search; for ◇ （ ）3 They have been ______ for the missing keys for hours. They cannot find them. A. searching B. looking C. finding out D. both A and B ★ 拓展题 （用适当的形式填空） ★ （ ）1 （用 look up/find out/search for 填空）If you want to ______ ______ the meaning of a word, you can ______ ______ it ______ in the dictionary. If you want to ______ ______ more about a topic, you should ______ ______ information online. ★ （ ）2 （用括号中单词的适当形式填空）I ______ (come) across an old letter yesterday. It ______ (help) me ______ (find) out what happened years ago. Now I am ______ (search) for more old letters in the attic. ★ （ ）3 （用 look up/come across/find out 填空）While cleaning his room, Chen Wu ______ ______ an old photo of his grandfather. He wanted to ______ ______ more about his family history. He decided to ______ ______ the information in the library. 考点 5 频度副词与 How often 问答（一般现在时语境） 常见易错点 易错点：①频度副词位置：放在 be 动词后/行为动词前/助动词与实义动词之间：She is always late. / He often helps me. / I have never been there.；②频度副词顺序：always(100%) > usually(80%) > often(60%) > sometimes(40%) > seldom(20%) > never(0%)；③How often 问频率 → 回答用频度副词或次数：How often do you exercise? — Every day. / Twice a week.；④易混：How long(多久/多长) ≠ How often(多频繁) ≠ How soon(多快)；⑤与一般现在时连用，注意三单变化；⑥never 表全否定，反义疑问句用肯定：He never comes, does he?；⑦sometimes 可放句首。 ▷ 基础题 （选择题） ▷ （ ）1 Lily ______ helps her mother with housework. She is a very helpful girl. A. never B. seldom C. always D. hardly ever ▷ （ ）2 — ______ do you visit your grandparents? — Once a month. They live in Kunming. A. How long B. How often C. How soon D. How far ▷ （ ）3 Zhang Hui ______ goes to the library on weekdays because she is too busy. A. usually B. often C. sometimes D. seldom ◇ 提升题 （选择题 · 难度提升） ◇ （ ）1 — How long have you been learning English? — ______ five years. I started in primary school. A. How often B. How long C. For D. Since ◇ （ ）2 He is ______ late for school. He is one of the most punctual students in class. A. always B. usually C. often D. never ◇ （ ）3 ______ I stay up late to finish my homework, but not very often. A. Always B. Usually C. Often D. Sometimes ★ 拓展题 （用适当的形式填空） ★ （ ）1 （用频度副词填空）Jam ______ (总是) gets up at 6 a.m. He ______ (通常) exercises for half an hour. He ______ (有时) reads English aloud. He ______ (从不) skips breakfast. His good habits help him a lot. ★ （ ）2 （用括号中单词的适当形式填空）Chen Wu ______ (usual) finishes his homework before dinner. He ______ (rare) plays games on weekdays. How ______ (often) does he watch TV? Only ______ (one) a week. ★ （ ）3 （用 always/never/sometimes 填空）Lily ______ forgets to bring her textbook. She is very organized. She ______ helps her classmates. But she ______ stays up late — she values sleep. 考点 6 形容词/副词比较级与最高级变化规则及句型 常见易错点 易错点：①规则变化：tall→taller→tallest, heavy→heavier→heaviest（辅音+y→i）, beautiful→more beautiful→most beautiful（多音节）；②不规则：good→better→best, bad→worse→worst, many/much→more→most, little→less→least, far→farther/further→farthest/furthest；③A + 比较级 + than + B：She is taller than me.；④比较级+and+比较级：getting better and better；⑤the+比较级..., the+比较级...：The more you read, the more you know.；⑥one of the + 最高级 + 复数：one of the most popular books；⑦much/far/a lot + 比较级：much better；⑧注意 than 前后比较对象要一致。 ▷ 基础题 （选择题） ▷ （ ）1 The more you practise, the ______ you will become at speaking English. A. good B. better C. best D. well ▷ （ ）2 Jam runs ______ than Chen Wu, but Chen Wu swims faster. A. more slowly B. most slowly C. slow D. the most slowly ▷ （ ）3 This is one of ______ books I have ever read. It changed my way of thinking. A. the most meaningful B. the more meaningful C. most meaningful D. more meaningful ◇ 提升题 （选择题 · 难度提升） ◇ （ ）1 The weather in Kunming is ______ than that in Jinan in winter. It is warmer all year round. A. much more better B. far better C. very better D. quite better ◇ （ ）2 As students, we should read ______ to get more knowledge. A. more and more B. the more and more C. most and most D. the most and most ◇ （ ）3 She is ______ student in our class. Her grades are the highest. A. the more hard-working B. the most hard-working C. more hard-working D. most hard-working ★ 拓展题 （用适当的形式填空） ★ （ ）1 （用括号中单词的适当形式填空）The Internet makes research ______ (easy) than before. But it also makes some people ______ (lazy). The ______ (much) we depend on it, the ______ (little) we think for ourselves. ★ （ ）2 （用括号中单词的适当形式填空）Lily is ______ (tall) than Zhang Hui, but Zhang Hui is ______ (strong). Among all the students, Chen Wu is the ______ (good) at solving problems. He works ______ (hard) than anyone else. ★ （ ）3 （用括号中单词的适当形式填空）This book is ______ (interesting) than the one I read last week. It is one of the ______ (exciting) stories I have ever heard. The ______ (much) I read, the ______ (much) I want to know. 考点 7 宾语从句（陈述语序 / that / whether / if / 时态呼应） 常见易错点 易错点：①宾语从句用陈述语序（主语+谓语）：I know where he lives. (✗ where does he live)；②that 引导陈述句（可省略）：She said (that) she was tired.；③whether / if 引导一般疑问句（是否）：I wonder if/whether he will come.；④时态呼应：主句过去时→从句用相应过去时：He said he was busy. (现在→过去)；客观真理除外：The teacher said the earth moves.；⑤否定前移：I don't think he is right.；⑥whether 可与 or not 连用，if 一般不可：I don't know whether or not he will come.；⑦常见错误：I don't know if will he come (✗) → I don't know if he will come (✓)。 ▷ 基础题 （选择题） ▷ （ ）1 Jam believes ______ he will pass the exam because he studied hard. A. what B. that C. whether D. if ▷ （ ）2 I wonder ______ he will join us for the school trip to Kunming. A. that B. what C. if D. when ▷ （ ）3 She asked me ______ I liked the book she recommended. A. that B. what C. if D. which ◇ 提升题 （选择题 · 难度提升） ◇ （ ）1 I don't know ______ he will come to the meeting or not. Please check for me. A. if B. whether C. that D. what ◇ （ ）2 He said ______ he would help me with the research project. And he did. A. what B. that C. whether D. if ◇ （ ）3 I don't think ______ it is a good idea to stay up late before exams. A. that B. what C. if D. whether ★ 拓展题 （用适当的形式填空） ★ （ ）1 （用 that/if/whether 填空）Lily knows ______ she needs to work harder. She is not sure ______ she can find enough time. I believe ______ everyone should try their best. She asked me ______ I could help her. ★ （ ）2 （用括号中单词的适当形式填空）He said (that) he ______ (be) very busy yesterday. He didn't know ______ the library ______ (close) at 5 p.m. I told him it ______ (be) open until 9 p.m. ★ （ ）3 （用括号中单词的适当形式填空）I wonder ______ he ______ (will) come tomorrow. She asked me ______ I ______ (like) the movie. I don't think ______ it ______ (matter) what others say. 考点 8 单元核心短语综合 (depend on / make mistakes / pay attention to / work hard at / be interested in) 常见易错点 易错点：①depend on = 依赖/取决于：We depend on the Internet for information. / It depends on the weather.；②make mistakes = 犯错误：Don't be afraid to make mistakes. They help you learn.；③pay attention to + n./doing = 注意：Pay attention to your spelling. / Pay attention to improving your writing.；④work hard at = 努力学习/钻研：She works hard at Maths.；⑤be interested in + n./doing = 对……感兴趣：He is interested in science.；⑥to 是介词的短语：pay attention to / look forward to / be used to / devote...to / be interested in + doing；⑦afraid 搭配：be afraid to do (不敢做) / be afraid of doing (担心发生)；⑧常见错误：pay attention (漏 to) / interested to do (✗ → in doing)。 ▷ 基础题 （选择题） ▷ （ ）1 We shouldn't ______ too much on our phones. We need to think for ourselves. A. depend B. depend on C. depend to D. both A and B ▷ （ ）2 Don't be afraid of ______ mistakes. That's how we learn and improve. A. make B. making C. to make D. made ▷ （ ）3 You must pay attention ______ your handwriting. The teacher can't read it clearly. A. to B. for C. on D. in ◇ 提升题 （选择题 · 难度提升） ◇ （ ）1 Whether we go hiking this weekend ______ the weather. If it rains, we stay home. A. depends on B. depends to C. depend on D. depend to ◇ （ ）2 She is very ______ in ancient history. She reads every book she can find. A. interest B. interested C. interesting D. interests ◇ （ ）3 The students are working hard ______ their English project. They want to do well. A. at B. on C. in D. with ★ 拓展题 （用适当的形式填空） ★ （ ）1 （用 depend on/pay attention to/make mistakes 填空）When you do research, you should ______ ______ ______ your sources. Don't ______ ______ — check your facts twice. You must also ______ ______ ______ the author and date of each article. ★ （ ）2 （用括号中单词的适当形式填空）Jam is very ______ (interest) in robots. He works hard ______ (learn) about technology. He pays attention to ______ (improve) his skills every day. He doesn't mind ______ (make) mistakes. ★ （ ）3 （用 depend on/be interested in/work hard at 填空）Good students ______ ______ ______ their own effort. They ______ also ______ ______ ______ what they are learning. If you ______ ______ ______ something, you will succeed. 考点 9 单元重点词汇综合运用 (knowledge / research / discover / invent / communicate / technology) 常见易错点 易错点：①knowledge (n.) 知识（不可数）：acquire/gain knowledge 获取知识 / a piece of knowledge；②research (n./v.) 研究：do research on / research into / researcher 研究员；③discover (v.) 发现（已存在事物）→ discovery (n.) 发现 → discoverer 发现者：Columbus discovered America.；④invent (v.) 发明（新事物）→ invention (n.) 发明 → inventor 发明家：Bell invented the telephone.；⑤communicate (v.) 交流 → communication (n.) 交流：communicate with sb. / a means of communication；⑥technology (n.) 科技 → technological (adj.) 科技的：modern technology；⑦易混：discover ≠ invent（发现≠发明）；knowledge 不可数（不用 a knowledge ✗）；⑧information 不可数 ≠ informations (✗)。 ▷ 基础题 （选择题） ▷ （ ）1 The Internet gives us quick access to a lot of ______. But not all of it is true. A. knowledges B. information C. informations D. research ▷ （ ）2 Who ______ the telephone? It completely changed how people communicate. A. discovered B. invented C. found D. looked for ▷ （ ）3 Scientists made an important ______ last week. They found a new planet. A. invent B. discovery C. discover D. invented ◇ 提升题 （选择题 · 难度提升） ◇ （ ）1 Good ______ skills are important for teamwork. We need to share ideas clearly. A. communicate B. communication C. communicator D. communicating ◇ （ ）2 With modern ______, we can learn about almost anything without leaving home. A. technology B. technological C. technique D. tool ◇ （ ）3 She has a wide ______ of history. She can answer almost any question about it. A. know B. knowing C. knowledge D. known ★ 拓展题 （用适当的形式填空） ★ （ ）1 （用括号中单词的适当形式填空）The ______ (invent) of the printing press changed the world. It helped spread ______ (know) faster than ever before. Many great ______ (discover) were made possible because of it. ★ （ ）2 （用括号中单词的适当形式填空）Good ______ (communicate) is the key to friendship. We should learn to express our ______ (think) clearly. Modern ______ (technology) makes it easy to stay in touch with friends far away. ★ （ ）3 （用 discover/invent/knowledge 填空）Science is about making new ______. Great scientists ______ things that already exist but were unknown. Engineers ______ new tools to help us. All of this adds to human ______. 参 考 答 案 与 详 细 解 析 考点一：一般过去时规则/不规则动词 （1） 答案：C 解析：last month 过去时间，go→went。选 C。 （2） 答案：B 解析：yesterday 过去时，find→found。选 B。 （3） 答案：C 解析：last weekend 过去时，have→had。选 C。 （4） 答案：B 解析：leave→left 过去式。选 B。 （5） 答案：B 解析：research 过去式 researched。选 B。 （6） 答案：C 解析：make→made 过去式。选 C。 （7） 答案：went; found; took; came; wrote 解析：go→went; find→found; take→took; come→came; write→wrote。 （8） 答案：was; studied; did not go; paid 解析：be→was; study→studied; didn't go; pay→paid。 （9） 答案：bought; has read; gave; made 解析：buy→bought; 现在完成时 has read; give→gave; make→made。 考点二：一般过去时否定句与疑问句 （1） 答案：A 解析：didn't + 动词原形 go。选 A。 （2） 答案：B 解析：Did 开头疑问句，动词用原形 find。选 B。 （3） 答案：C 解析：didn't + 动词原形 watch。选 C。 （4） 答案：A 解析：Did 问句否定回答用 didn't。选 A。 （5） 答案：C 解析：last Sunday 过去时，Did 开头。选 C。 （6） 答案：C 解析：said 后过去时，didn't know 不知道。选 C。 （7） 答案：Did; hear; didn't 解析：Did...hear 过去时疑问；didn't 否定回答。 （8） 答案：did not finish; needed; did not mind 解析：didn't finish 没完成；needed 需要；didn't mind 不介意。 （9） 答案：asked; could not; looked; found 解析：ask→asked; can→could not; look→looked; find→found。 考点三：used to / be used to doing / be used to do （1） 答案：B 解析：used to do 过去常常。选 B。 （2） 答案：C 解析：be used to + doing 习惯于。选 C。 （3） 答案：B 解析：be used to do 被用来做（被动）。选 B。 （4） 答案：C 解析：be used to doing 习惯于，否定 wasn't used to。选 C。 （5） 答案：A 解析：used to be 过去常常是。选 A。 （6） 答案：B 解析：used to do 过去常常。选 B。 （7） 答案：used to; am; used to; are used to 解析：used to live 过去住；am not used to 不习惯；are used to 被用来。 （8） 答案：used; was; wearing; used 解析：used to have 过去有；was not used to 不习惯；used to be 过去是。 （9） 答案：used; am; searching; used 解析：used to read 过去常读；am used to searching 习惯搜索；used to be 过去是。 考点四：信息获取动词短语 （1） 答案：B 解析：look up 查阅字典。选 B。 （2） 答案：A 解析：search/look for 寻找。选 A。 （3） 答案：C 解析：come across 偶然发现。选 C。 （4） 答案：B 解析：find out 查明/弄清楚。选 B。 （5） 答案：C 解析：代词放 look up 中间：look it up。选 C。 （6） 答案：D 解析：search for 搜索；look for 寻找。选 D。 （7） 答案：find out; look; up; find out; search for 解析：find out 查明；look up 查阅；find out 弄清；search for 搜索。 （8） 答案：came; helped; find; searching 解析：come→came; help→helped; find 原形；search→searching。 （9） 答案：came across; find out; look up 解析：come across 偶然发现；find out 弄清；look up 查阅。 考点五：频度副词与 How often （1） 答案：C 解析：always 总是，与 helpful 一致。选 C。 （2） 答案：B 解析：How often 问频率。选 B。 （3） 答案：D 解析：seldom 很少，因太忙。选 D。 （4） 答案：C 解析：For + 时间段，回答 How long。选 C。 （5） 答案：D 解析：never 从不迟到，最守时。选 D。 （6） 答案：D 解析：sometimes 有时，放句首。选 D。 （7） 答案：always; usually; sometimes; never 解析：always 总是；usually 通常；sometimes 有时；never 从不。 （8） 答案：usually; rarely; often; once 解析：usually 通常；rarely 很少；how often 多频繁；once 一次。 （9） 答案：never; always; sometimes 解析：never 从不；always 总是；sometimes 有时。 考点六：比较级与最高级 （1） 答案：B 解析：the+比较级..., the+比较级... 越……越……。选 B。 （2） 答案：A 解析：more slowly 比较级，修饰 run。选 A。 （3） 答案：A 解析：one of the + 最高级 + 复数。选 A。 （4） 答案：B 解析：much/far + 比较级，very/quite 不可修饰比较级。选 B。 （5） 答案：A 解析：比较级+and+比较级 越来越……。选 A。 （6） 答案：B 解析：the most hard-working 最高级。选 B。 （7） 答案：easier; lazy; more; less 解析：easy→easier；lazy 原形；more 更多；less 更少。 （8） 答案：taller; stronger; best; harder 解析：tall→taller；strong→stronger；the best 最高级；hard→harder。 （9） 答案：more interesting; most exciting; more; more 解析：interesting→more；exciting→most；the more...the more 越……越……。 考点七：宾语从句 （1） 答案：B 解析：that 引导陈述句宾语从句。选 B。 （2） 答案：C 解析：if/whether 是否，引导一般疑问句转化。选 C。 （3） 答案：C 解析：if/whether 是否，asked me if I liked。选 C。 （4） 答案：B 解析：whether...or not 固定搭配。选 B。 （5） 答案：B 解析：said 后接 that 从句。选 B。 （6） 答案：A 解析：否定前移：I don't think that... 选 A。 （7） 答案：that; whether; that; if 解析：knows that 陈述；not sure if/whether 是否；believe that 相信；asked if 是否。 （8） 答案：was; if; closed; was 解析：said 后 was；didn't know if 是否；closed 过去；was open 过去。 （9） 答案：if; will; if; liked; that; matters 解析：wonder if 是否；asked if 是否；don't think that 认为……不。 考点八：单元核心短语综合 （1） 答案：A 解析：depend on 依赖，及物/不及物均可。 （2） 答案：B 解析：be afraid of + doing。选 B。 （3） 答案：A 解析：pay attention to 注意（to 是介词）。选 A。 （4） 答案：A 解析：depend on 取决于（主语 it）。选 A。 （5） 答案：B 解析：be interested in 对……感兴趣。选 B。 （6） 答案：A 解析：work hard at 努力学习/钻研。选 A。 （7） 答案：depend on; make mistakes; pay attention to 解析：depend on 依赖；make mistakes 犯错误；pay attention to 注意。 （8） 答案：interested; to learn; improving; making 解析：be interested in；work hard to learn；pay attention to + doing；mind + doing。 （9） 答案：depend on; are; interested in; work hard at 解析：depend on 依赖；be interested in 对……感兴趣；work hard at 努力做。 考点九：单元重点词汇综合运用 （1） 答案：B 解析：information 不可数名词。选 B。 （2） 答案：B 解析：invent 发明（新事物）。选 B。 （3） 答案：B 解析：make a discovery 发现。选 B。 （4） 答案：B 解析：communication 交流（名词）。选 B。 （5） 答案：A 解析：technology 科技（名词）。选 A。 （6） 答案：C 解析：knowledge 知识（不可数）。选 C。 （7） 答案：invention; knowledge; discoveries 解析：invent→invention；know→knowledge；discover→discoveries。 （8） 答案：communication; thoughts; technology 解析：communicate→communication；thought 想法；technological→technology。 （9） 答案：discoveries; discover; invent; knowledge 解析：make discoveries 发现；discover 发现（已存在）；invent 发明（新事物）；knowledge 知识。 —— 沪教版八年级上册 Unit 1 Look it up! 单元重点易错专项复习题 完 —— 第 页 学科网（北京）股份有限公司 $