九年级英语Unit6核心考点有哪些?
校园之窗 2026年1月20日 02:25:01 99ANYc3cd6
单元核心主题与目标
- 核心主题: 探索历史上的重要发明,学习如何描述物品的发明时间、发明者以及发明过程。
- 核心语法: 一般过去时的被动语态 (The Passive Voice in Simple Past Tense)。
- 核心词汇: 与发明、时间、感受相关的名词、动词和形容词。
- 核心功能: 询问和回答关于发明的历史信息。
核心语法:一般过去时的被动语态
这是整个单元的重中之重,必须牢固掌握。
构成公式
主语 + was/were + 动词的过去分词

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- was: 用于单数主语或不可数名词作主语。
- were: 用于复数主语作主语。
- 动词的过去分词: 不规则动词需要单独记忆(见下表),规则动词通常是
动词 + ed。
肯定句、否定句和疑问句
| 句式 | 结构 | 例句 |
|---|---|---|
| 肯定句 | S + was/were + P.P. | The telephone was invented in 1876. (电话是在1876年发明的。) |
| 否定句 | S + was/were + not + P.P. | The light bulb wasn't invented by Edison alone. (灯泡不是爱迪生一个人发明的。) |
| 一般疑问句 | Was/Were + S + P.P.? | Was the car invented in the 19th century? (汽车是在19世纪发明的吗?) |
| 特殊疑问句 | Wh-word + was/were + S + P.P.? | When was the computer invented? (电脑是什么时候发明的?) |
常见不规则动词过去分词表
| 原形 | 过去式 | 过去分词 |
|---|---|---|
| be | was/were | been |
| invent | invented | invented |
| see | saw | seen |
| take | took | taken |
| find | found | found |
| begin | began | begun |
| bring | brought | brought |
| think | thought | thought |
| make | made | made |
| drink | drank | drunk |
| eat | ate | eaten |
核心词汇与短语
重点单词
- invent (v.) 发明
- invention (n.) 发明,创造
- inventor (n.) 发明家
- style (n.) 风格,式样
- project (n.) 项目;工程
- pleasure (n.) 高兴,愉快
- list (v.) 列出,列举
- sweet (adj.) 甜的;甜美的
- crispy (adj.) 脆的
- sour (adj.) 酸的
- by mistake (adv.) 错误地,无意中
- divide...into... 把……分成……
- the number of ……的数量 (谓语用单数)
- a number of 许多,一些 (谓语用复数)
重点短语
- be used for doing sth. / be used to do sth. 被用来做某事
- e.g., This machine is used for cutting wood.
- by accident = by mistake 偶然,意外地
- e.g., He discovered penicillin by accident.
- at that time 在那时
- without doubt 毫无疑问
- the Olympics 奥运会
- be invented by... 被……发明
- be made of... 由……制成 (看得出原材料)
- be made from... 由……制成 (看不出原材料)
- be made in... 在……制造
核心句型与交际用语
询问发明信息
- When was the telephone invented?
电话是什么时候发明的?
- Who was it invented by?
它是谁发明的?
- What is it used for?
它是用来做什么的?
- Why was it invented?
它为什么被发明?
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回答发明信息
- It was invented in 1876.
它是在1876年发明的。
- It was invented by Alexander Graham Bell.
它是由亚历山大·格雷厄姆·贝尔发明的。
- It is used for communicating with people far away.
它是用来和远方的人交流的。
- It was invented to make people's lives easier.
它被发明是为了让人们的生活更方便。
(图片来源网络,侵删)
描述感受和用途
- I think it's really creative/useful.
我觉得它真的很有创意/很有用。
- It tastes a little sour.
它尝起来有点酸。
- The potato chips were invented by mistake.
薯片是无意中被发明的。
课文与知识点回顾
Section A (2a-2d) - 薯片的发明
- 核心故事: 讲述了薯片是如何被“发明”的。
- 关键句:
- Potato chips were invented by mistake. (薯片是无意中被发明的。)
- They were cut into very thin slices, fried until they were crispy, and salted. (它们被切成薄片,炸到酥脆,然后撒上盐。)
- The customer thought they were too thick. (顾客觉得它们太厚了。)
- Why was the potato chip invented? (薯片为什么被发明?)
- 知识点:
- 再次巩固了被动语态的用法。
- 学习了
by mistake(无意中) 这个短语。 - 学习了描述食物口感的形容词
crispy(脆的),salty(咸的),thick(厚的)。
Section B (2b-2e) - 茶的发现
- 核心故事: 讲述了茶是如何被发现的。
- 关键句:
- It is said that tea was invented over 3,000 years ago. (据说茶是在3000多年前被发明的。)
- One day, Shennong was boiling drinking water over an open fire. (一天,神农正在露天火上煮饮用水。)
- Some leaves from a tea plant fell into the water and remained there for some time. (一些茶树的叶子掉进了水里,并在里面停留了一段时间。)
- It smelled pleasant and tasted refreshing. (它闻起来很香,尝起来很清爽。)
- 知识点:
- 学习了
It is said that...(据说……) 的句型。 - 学习了描述茶的品质的词
pleasant(令人愉快的),refreshing(提神的)。 - 理解了
discover(发现,指本来存在但没被找到) 和invent(发明,指从无到有创造出来) 的区别。
- 学习了
学习建议与备考技巧
-
语法是核心: 反复练习被动语态的各种句型转换,可以自己造句,
- 主动:I bought a new bike yesterday.
- 被动:A new bike was bought by me yesterday.
-
词汇要分类: 将本单元的单词按主题(如发明、食物、感受)分类记忆,并搭配例句。
-
句型要会用: 熟练掌握询问和回答发明信息的句型,这是口语和写作的重点。
-
课文是范例: 精读课文,理解故事情节,并尝试用自己的话复述故事,这能帮你更好地运用被动语态和词汇。
-
错题是宝藏: 准备一个错题本,把做错的语法题(尤其是被动语态)记录下来,考前重点复习。
希望这份详细的梳理能帮助你更好地掌握九年级英语 Unit 6 的内容!加油!