Unit4 知识点笔记语法讲解 2026-2027学年人教版英语九年级上册

人教九年级上册英语知识笔记 Unit 4 Our Memory　我们的记忆 重点单词 序号 单词 · 词性 · 音标 · 释义 拓展讲解 1 position n./v. /pəˈzɪʃn/ 位置；安置 in position 就位 2 sadness n. /ˈsædnəs/ 悲伤 sad adj. 3 react v. /riˈækt/ 作出反应 reaction n.；react to 对……反应 4 retell v. /ˌriːˈtel/ 复述 re- + tell 5 grandson n. /ˈɡrænsʌn/ 孙子；外孙 granddaughter n. 孙女 6 case n. /keɪs/ 情况；事实 in sb's case 就某人情况而言 7 opera n. /ˈɒprə/ 歌剧 Beijing opera 京剧 8 ticket n. /ˈtɪkɪt/ 票；入场券 a ticket to… 9 wallet n. /ˈwɒlɪt/ 钱包 e-wallet 电子钱包 10 picnic n. /ˈpɪknɪk/ 野餐 have a picnic 11 pardon v./int. /ˈpɑːdn/ 原谅；请再说一遍 Pardon? 请再说一遍 12 airport n. /ˈeəpɔːt/ 机场 at the airport 13 recall v. /rɪˈkɔːl/ 回忆起 recall doing sth 14 passage n. /ˈpæsɪdʒ/ 段落；通道 读 passage 抓主旨 15 likely adj. /ˈlaɪkli/ 可能的 be likely to do 16 discuss v. /dɪˈskʌs/ 讨论 discussion n.；discuss sth with sb 17 view v./n. /vjuː/ 观看；观点 in my view 在我看来 18 effective adj. /ɪˈfektɪv/ 有效的 an effective method 19 engine n. /ˈendʒɪn/ 发动机 engineer n. 工程师 20 address n. /əˈdres/ 地址 email address 21 account n. /əˈkaʊnt/ 账户 open an account 开户 22 increase v./n. /ɪnˈkriːs/ 增长 increase by/to 23 wild adj. /waɪld/ 野生的 wild animals 野生动物 24 blood n. /blʌd/ 血 give blood 献血 25 wound n./v. /wuːnd/ 伤口；使受伤 wounded adj. 26 mall n. /mɔːl/ 购物商场 shopping mall 27 notebook n. /ˈnəʊtbʊk/ 笔记本 take notes 28 nut n. /nʌt/ 坚果 a bag of nuts 29 recognize v. /ˈrekəɡnaɪz/ 认出；认可 recognize sb by… 30 fully adv. /ˈfʊli/ 完全地 full adj.；be full of 充满 31 divide v. /dɪˈvaɪd/ 分成 divide…into… 把……分成 【词汇小练】 1. The number of cars has ________ (increase) greatly in recent years. 2. Please ________ the class into four groups. 3. I can't ________ (recall) his name at the moment. 4. We should ________ (discussion) the problem with our teacher. 参考答案： 1. increased 2. divide 3. recall 4. discuss 重点短语 1. run out (of sth) 用完；耗尽 辨析：run out 主语是物(不及物)；run out of 主语是人(及物) 例句：My ink has run out. 我的墨水用完了。 练一练：My patience has ________. I can't wait any longer. 答：run out 2. mix up 混淆；弄乱 例句：I always mix up these two words. 我总是混淆这两个词。 练一练：Don't ________ these two similar words. 答：mix up 3. put sth to good use 充分有效利用某物 例句：Put your notes to good use. 好好利用你的笔记。 练一练：We should ________ the time we have ________. 答：put; to good use 4. go through 经历；仔细检查 例句：He went through a hard time. 他经历了一段艰难时光。 练一练：She ________ a lot of difficulties before she succeeded. 答：went through 5. happen to 发生于；碰巧 辨析：happen to do sth 碰巧做某事 例句：A funny thing happened to me today. 我今天遇到件有趣的事。 练一练：I ________ meet my old teacher on the way home yesterday. 答：happened to 6. keep (…) in mind 记住；记在心里 例句：Keep these rules in mind. 把这些规则记在心里。 练一练：Please ________ what I said ________. 答：keep; in mind 7. in sb's case 就某人的情况而言 例句：In your case, it works better. 就你的情况而言这样更好。 练一练：________, this method is more suitable. 答：In your case 8. to start with 首先；起初 辨析：= first of all, at first 例句：To start with, make a plan. 首先做个计划。 练一练：________, we should make a clear plan. 答：To start with 9. wear out 使疲乏；磨损 例句：These shoes are worn out. 这双鞋穿旧了。 练一练：After a long walk, I was completely ________. 答：worn out 10. divide sth into 把某物分为 例句：Divide the class into four groups. 把班级分成四组。 练一练：Please ________ these apples ________ three groups. 答：divide; into 核心句式 1. until 的句式 结构：①肯定句：延续性动词 + until + 时间/从句　②否定句：not … until …（直到……才……） 用法：until 与 till 通用；肯定句中谓语须为延续性动词；not…until… 中谓语可为瞬间动词。 例：I will wait until you arrive. 我会等到你到来。 例：He didn't go home until he finished his work. 直到完成工作他才回家。 易错：肯定句中不能用瞬间动词（误：He left until 5 → 正：He didn't leave until 5）。 练一练：He ________ (not go) to bed until he ________ (finish) his homework last night. 答：didn't go; finished 2. if 引导的条件状语从句 结构：If + 一般现在时从句, 主语 + will/shall/can/may + 动词原形（主将从现） 用法：主将从现：主句用一般将来时，if 从句用一般现在时表将来；可与「祈使句 + and/or + 将来时」转换；unless = if…not。 例：If it is sunny tomorrow, we will go for a picnic. 如果明天天晴我们就去野餐。 易错：if 从句不能用一般将来时（误：If it will rain → 正：If it rains）。 练一练：If it ________ (rain) tomorrow, we ________ (stay) at home. 答：rains; will stay 语法全解 疑问词引导的宾语从句 【例句】 · I don't know where I should go. 我不知道该去哪里。 · Can you tell me how I can get to the station? 你能告诉我怎么去车站吗？ 【讲解】 ① 定义： 由连接代词（who, whom, whose, what, which）或连接副词（when, where, why, how）引导的宾语从句，保留疑问含义但必须用陈述句语序。这类从句由特殊疑问句转化而来。 ② 连接词的句法功能： 连接代词 what/which/who/whom/whose 在从句中可作主语、宾语或表语；连接副词 when/where/why/how 在从句中作状语（时间/地点/原因/方式）。连接词不可省略。 ③ 语序规则： 从句必须用「主语 + 谓语」陈述句语序，不能用疑问句的倒装语序。误：I don't know where should I go. → 正：I don't know where I should go. ④ 时态呼应： 主句现在时 → 从句按需用任何时态；主句过去时 → 从句用相应过去时态；从句表客观真理时永用一般现在时。 ⑤ 简化为疑问词 + to do： 当主句主语与从句主语一致（或从句主语泛指）时，宾语从句可简化为「疑问词 + to do」结构。如 I don't know what I should do. = I don't know what to do. 注意：why 不用于此结构（无 why to do）。 ⑥ 常见搭配动词： tell, know, ask, show, explain, find out, wonder, decide, forget, remember 等动词后常接疑问词引导的宾语从句。 【注意】 · 简化为 to do 时，必须主从句主语一致；若不一致则不能简化。 · 疑问词 what to do 中 what 作 do 的宾语；how to do it 中 how 作状语，do 后须接宾语 it。 【拓展】 「疑问词 + to do」结构还可作主语或表语，如 When to start is still a question.（何时出发还是个问题。） 【例句】 · She asked me where I had been. 她问我去了哪里。 · Please tell me which book I should choose. = Please tell me which book to choose. 请告诉我该选哪本书。 · I wonder why he was late again. 我想知道他为什么又迟到了。 · Can you show me how I can use this machine? 你能给我演示怎么用这台机器吗？ 练一练：改为简单句：I don't know what I should do next. 答：what to do next 1 学科网（北京）股份有限公司 $