Unit 5-8 单元词汇知识梳理表-2026-2027学年人教版英语九年级上册
Unit 5 Power of Ideas
单词/短语 | 词汇家族与变形 | 核心词块与搭配 | 语境辅记 | 考点 (重难点/易错/建议) |
invention | invent (v. 发明) | a great invention | The telephone is a great invention. | 【高频】名词后缀 -tion 考点。 |
camera | cameras (pl.) | a digital camera | He bought a new digital camera yesterday. | 【易错】拼写及发音易错,注意e发/ə/的音。 |
laptop | lap (大腿) + top | on the laptop | I do my homework on a laptop. | 【考点】合成名词构词法。区别于desktop(台式机)。 |
high-speed train | speed (n. 速度) | take a high-speed train | China is famous for its high-speed trains. | 【高频】国家发展与中国成就类作文极高频专有名词。 |
super | superman (n. 超人) | super power | He is a super fan of the basketball team. | 【建议】常作为前缀使用,如supermarket(超市),表示“超越、极大”。 |
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单词/短语 | 词汇家族与变形 | 核心词块与搭配 | 语境辅记 | 考点 (重难点/易错/建议) |
sunglasses | sun + glasses | a pair of sunglasses | She is wearing a pair of sunglasses. | 【易错】由对称两部分组成的物品,永远以复数形式出现,表数量需用 a pair of。 |
mini- | Minibus (n. 小型客车) | mini-skirt | She bought a beautiful mini-skirt. | 【考点】前缀构词法,表示“微小的”。 |
itself | it (主格/宾格) | by itself | The machine can run by itself. | 【高频】反身代词考点。 |
button | buttons (pl.) | push the button | Just push the button to start the machine. | 【考点】说明文阅读(如机器操作指南)高频词汇。 |
hundreds (of ...) | hundred (num.) | hundreds of people | Hundreds of people visited the museum. | 【易错】表示确切数字(如two hundred)不加s;表示概数(数百)必加s且接of。 |
produce | Production (n. 生产) (n. 产品) | produce cars | This factory produces high-quality cars. | 【高频】辨析:produce强调农产品或工业生产,make强调制造动作。 |
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单词/短语 | 词汇家族与变形 | 核心词块与搭配 | 语境辅记 | 考点 (重难点/易错/建议) |
file | files (pl.) | a computer file | I saved the file on my computer. | 【考点】数字生活类基础词汇。 |
plastic | - | plastic bags | We should use fewer plastic bags to protect the earth. | 【高频】环保话题作文绝对高频词(reduce white pollution)。 |
printer | print (v. 打印/印刷) | a 3D printer | The new 3D printer works very fast. | 【考点】动词 + er 变机器名词。 |
invent | invention (n. 发明) | invent a new machine | Thomas Edison invented many things. | 【高频】被动语态核心动词 (be invented by...)。 |
all over the world | - | - | English is spoken all over the world. | 【高频】极高频介词短语,可完美同义替换 around the world。 |
suppose | - | suppose that... | I suppose that you are right. | 【考点】日常交际用语 I suppose so. (我认为是这样/我同意)。 |
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