Unit4重点单词精讲2026-2027学年人教版九年级英语上册

九年级重点单词精讲 Unit 4 — Unit 5 词汇拓展 · 常用搭配 · 例句 · 随堂练习 Unit 4 1. memorize /ˈmeməraɪz/ v. 记住；记忆 【词汇拓展】memory n. 记忆力；回忆（复数 memories）；memorable adj. 值得纪念的 【常用搭配】memorize words 记单词；memorize a poem 背诗；memorize by heart 熟记 【例句】It takes time to memorize all the new words in this unit. 记住这个单元所有的新单词需要时间。 练习1：用所给词适当形式填空：It is important ________ (memorize) the key points before the exam. 练习2：用所给词适当形式填空：She has a good ________ (memorize), so she learns English fast. 2. recall /rɪˈkɔːl/ v. 回忆起；回想起 【词汇拓展】recallable adj. 可回忆的 【常用搭配】recall doing sth 回忆起做过某事；recall sth from memory 凭记忆回忆 【例句】I can't recall where I put my notebook. 我想不起来把笔记本放哪儿了。 练习1：用所给词适当形式填空：I recall ________ (meet) you at the party last year. 练习2：翻译句子：我回忆不起他的名字了。 3. react /riˈækt/ v. 作出反应；回应 【词汇拓展】reaction n. 反应；回应；reactive adj. 反应的 【常用搭配】react to sth 对……作出反应；react by doing sth 通过做……来回应 【例句】How did he react to your suggestion? 他对你的建议作何反应？ 练习1：介词填空：How did your teacher react ________ your mistake? 练习2：用所给词适当形式填空：What was his ________ (react) to the news? 4. discuss /dɪˈskʌs/ v. 讨论；谈论；商量 【词汇拓展】discussion n. 讨论；商量 【常用搭配】discuss sth with sb 与某人讨论某事；have a discussion about/on sth 讨论某事（注意：discuss 后不加 about） 【例句】We will discuss the plan at tomorrow's meeting. 我们将在明天的会议上讨论这个计划。 练习1：用所给词适当形式填空：We had a hot ________ (discuss) about the school trip. 练习2：单项选择：We discussed ______ our summer holiday plan. A. about B. / C. on 5. effective /ɪˈfektɪv/ adj. 有效的；生效的 【词汇拓展】effect n. 效果；影响；effectively adv. 有效地；affect v. 影响 【常用搭配】effective ways/methods 有效的方法；be effective in doing sth 在……方面有效 【例句】This is an effective way to improve your spoken English. 这是提高英语口语的有效方法。 练习1：用所给词适当形式填空：The new method is ________ (effect) and works well. 练习2：用所给词适当形式填空：The medicine had no ________ (effect) on him. 6. increase /ɪnˈkriːs/ v. /ˈɪŋkriːs/ n. v./n. 增加；增长；增多 【词汇拓展】increasing adj. 不断增长的；increasingly adv. 越来越多地 【常用搭配】increase by + 幅度（增长了……）；increase to + 数字（增长到……）；an increase in sth 某方面的增长 【例句】The population of the city has increased by 10%. 这座城市的人口增长了10%。 练习1：介词填空：The price of oil increased ________ 5% last month. 练习2：单项选择：The number of students has increased ______ 500 this year. A. by B. to C. with 7. anxiety /æŋˈzaɪəti/ n. 焦虑；担心；不安 【词汇拓展】anxious adj. 焦虑的；担忧的；anxiously adv. 焦急地 【常用搭配】anxiety about/over sth 对……的焦虑；with anxiety 焦虑地 【例句】Many students have anxiety before exams. 很多学生考试前会焦虑。 练习1：用所给词适当形式填空：He felt ________ (anxiety) about the coming exam. 练习2：翻译句子：她的母亲因担忧而失眠。 8. organize /ˈɔːɡənaɪz/ v. 组织；安排；筹备 【词汇拓展】organization n. 组织；机构；organized adj. 有条理的 【常用搭配】organize an activity/event 组织活动/赛事；organize one's time 安排时间 【例句】She organized a birthday party for her mother. 她为妈妈组织了一场生日派对。 练习1：用所给词适当形式填空：She is good at ________ (organize) different activities. 练习2：用所给词适当形式填空：The ________ (organize) of this activity took us a week. 9. likely /ˈlaɪkli/ adj./adv. 可能的；很可能 【词汇拓展】unlikely adj. 不可能的；likelihood n. 可能性 【常用搭配】be likely to do sth 很可能做某事；It is likely that... 有可能……；most/very likely 很可能 【例句】It is likely to rain this afternoon. 今天下午很可能下雨。 练习1：用所给词适当形式填空：He is likely ________ (come) late again. 练习2：句型转换：He will probably pass the exam.（改为同义句）He ________ ________ ________ pass the exam. 10. boost /buːst/ v./n. 促进；提升；激励 【词汇拓展】booster n. 支持者；助推器 【常用搭配】boost confidence 增强信心；boost one's spirits 振奋情绪；boost the economy 促进经济 【例句】Exercise can boost your energy and health. 运动可以提升你的精力和健康。 练习1：翻译句子：阅读能提升你的词汇量。 练习2：用所给词适当形式填空：Good praise gives children a big ________ (boost). 11. wear out /weə(r) aʊt/ phr. 使疲乏；磨损；穿破 【词汇拓展】worn-out adj. 破旧的；精疲力竭的 【常用搭配】wear out one's shoes 把鞋穿破；be worn out 疲惫不堪；被磨损 【例句】My shoes wore out after walking for a long time. 走了很远的路后我的鞋磨破了。 练习1：介词填空：After the long trip, he was worn ________. 练习2：翻译句子：我的外套穿破了，需要买件新的。 12. put sth to good use /pʊt/ /ɡʊd juːz/ phr. 有效使用；好好利用某物 【词汇拓展】make good use of sth 好好利用（同义短语） 【常用搭配】put time to good use 充分利用时间；put skills to good use 充分利用技能 【例句】We should put our spare time to good use. 我们应该好好利用业余时间。 练习1：介词填空：We should put our books ________ good use. 练习2：同义句转换：We should make good use of every minute.（改为同义句）We should ________ every minute ________ good use. 13. keep (...) in mind /kiːp/ /maɪnd/ phr. 记住；把……记在心里 【词汇拓展】bear sth in mind 记住（同义）；remind v. 提醒 【常用搭配】keep sth in mind 记住某事；keep it in mind that... 记住…… 【例句】Please keep these rules in mind. 请记住这些规则。 练习1：介词填空：You should keep this lesson ________ mind. 练习2：翻译句子：记住你是一名学生。 14. run out (of sth) /rʌn aʊt/ phr. 用完；耗尽 【词汇拓展】run-out n. 用完；耗尽 【常用搭配】run out of money/time 用完钱/时间；run out 被用完（物作主语） 【例句】We have run out of milk. Please buy some. 我们牛奶喝完了，请买一些。 练习1：单项选择：My ink has ______. I need to buy a new bottle. A. run out B. run out of C. run after 练习2：翻译句子：我们的食物快吃完了。 15. go through /ɡəʊ θruː/ phr. 经历；经受；仔细查看 【词汇拓展】go-through n. 审阅；检查 【常用搭配】go through difficulties 经历困难；go through the paper 仔细检查试卷 【例句】She went through a hard time after her father died. 她父亲去世后经历了一段艰难的时期。 练习1：翻译句子：我们仔细检查了名单。 练习2：单项选择：The country is ______ a difficult time now. A. going through B. going over C. going up 16. recognize /ˈrekəɡnaɪz/ v. 辨认出；认可；承认 【词汇拓展】recognition n. 认出；承认；recognizable adj. 可辨认的 【常用搭配】recognize sb/sth 认出某人/某物；recognize that... 承认……；be recognized as 被公认为 【例句】I hardly recognized you! You've changed your hairstyle. 我都快认不出你了！你换了发型。 练习1：翻译句子：我从他的声音里认出了他。 练习2：用所给词适当形式填空：The city has changed beyond ________ (recognize). 17. divide /dɪˈvaɪd/ v. （把……）分成；划分 【词汇拓展】division n. 分开；分配；divided adj. 分裂的；有分歧的 【常用搭配】divide sth into... 把某物分成……；divide A from B 把A和B分开；divide up 分配；瓜分 【例句】The teacher divided the class into six groups. 老师把全班分成了六个小组。 练习1：介词填空：Please divide the cake ________ five pieces. 练习2：翻译句子：这条河把城市分成了两部分。 18. outline /ˈaʊtlaɪn/ n./v. n. 纲要；轮廓 v. 概述；略述 【词汇拓展】outlined adj. 轮廓的 【常用搭配】an outline of sth 某事的纲要；in outline 概括地；outline the plan 概述计划 【例句】Please draw an outline of your essay first. 请先画出你文章的大纲。 练习1：翻译句子：他概述了他的新计划。 练习2：介词填空：We should write ________ outline before writing. 19. fully /ˈfʊli/ adv. 完全地；充分地；全部地 【词汇拓展】full adj. 满的；完整的；fullness n. 充满；丰富 【常用搭配】fully understand 完全理解；fully prepared 充分准备；fully agree 完全同意 【例句】I fully understand your meaning. 我完全理解你的意思。 练习1：用所给词适当形式填空：She didn't ________ (full) understand what I said. 练习2：翻译句子：我完全同意你的看法。 20. wild /waɪld/ adj. 野生的；自然生长的；野性的 【词汇拓展】wildly adv. 狂野地；极其地；wildlife n. 野生动物 【常用搭配】wild animals/plants 野生动植物；in the wild 在野外；wild imagination 天马行空的想象 【例句】There are many wild animals in the forest. 森林里有很多野生动物。 练习1：翻译句子：这些动物生活在野外。 练习2：用所给词适当形式填空：We should protect ________ (wild) animals. 参考答案 1. memorize：练习1：to memorize 练习2：memory 2. recall：练习1：meeting 练习2：I can't recall his name. 3. react：练习1：to 练习2：reaction 4. discuss：练习1：discussion 练习2：B 5. effective：练习1：effective 练习2：effect 6. increase：练习1：by 练习2：B 7. anxiety：练习1：anxious 练习2：Her mother couldn't sleep with anxiety. 8. organize：练习1：organizing 练习2：organization 9. likely：练习1：to come 练习2：is likely to 10. boost：练习1：Reading can boost your vocabulary. 练习2：boost 11. wear out：练习1：out 练习2：My coat wore out and I need a new one. 12. put sth to good use：练习1：to 练习2：put; to 13. keep (...) in mind：练习1：in 练习2：Keep in mind that you are a student. 14. run out (of sth)：练习1：A 练习2：We are running out of food. 15. go through：练习1：We went through the list carefully. 练习2：A 16. recognize：练习1：I recognized him from his voice. 练习2：recognition 17. divide：练习1：into 练习2：The river divides the city into two parts. 18. outline：练习1：He outlined his new plan. 练习2：an 19. fully：练习1：fully 练习2：I fully agree with you. 20. wild：练习1：These animals live in the wild. 练习2：wild 学科网（北京）股份有限公司 $