Unit 5 SectionB 2a-2c 导学案 2026-2027学年人教版英语九年级上册

班级

姓名

学号

学习小组

授课教师

日期

年   月   日

【单元 Big Question】
What do creative ideas bring about?  创意会带来什么？

【词汇主题】
词性转换（Noun/Verb/Adjective）+ 选词填空 + 便利贴的发明
核心词汇：collect / creative / invent / produce

【Step 1  2a  词性转换·归纳】 建议用时：10 分钟

2a  Complete the table with different forms of the words. You can add more.

【操作】学生独立完成表格 5 分钟 → 小组讨论 3 分钟 → 全班核对 2 分钟。

【课本原题】2a

Complete the table with different forms of the words. You can add more.

| Noun | Verb | Adjective |

|      | collect | |

|      | | creative |

|      | invent | |

| product | | |

📝 词汇策略 · 词性转换规律

动词变名词：-tion / -ment / -er / -or

动词变形容词：-ive / -ful / -able

名词变形容词：-ful / -less / -ous

★  完成collect和creative的词性转换。

★★  完成invent和product的词性转换。

★★★  再写出3个同根词的例子。

【Step 2  2b  选词填空·运用】 建议用时：12 分钟

2b  Choose the correct word to complete each sentence.

【操作】学生独立完成 6 分钟 → 互查 3 分钟 → 核对 3 分钟。

【课本原题】2b

Choose the correct word to complete each sentence.

1. The use of modern medicine has helped control / spread many dangerous diseases.

2. News could travel much more rapidly / slowly with inventions like the radio and the television.

3. Fibre made from oil provides a(n) cheap / expensive solution to the problem that many people cannot afford to buy enough clothes.

4. A film was invented / produced by a film company to tell us about what robots could do for people’s lives in the

future.

5. In January 1911, Feng Ru carried out a secret / public test flight in Oakland City. He showed the world what Chinese people could achieve.

📝 词汇策略 · 解题技巧

第一步：读句子，理解句意。

第二步：对比两个选项的意思。

第三步：根据句意选择正确的词。

★  完成1-3题。

★★  完成4-5题。

★★★  用错词的选项也造一个句子。

【Step 3  2c  语篇填空·拓展】 建议用时：13 分钟

2c  Complete the passage with the correct forms of the phrases in the box.

【操作】学生独立读短文 3 分钟 → 填空 7 分钟 → 核对 3 分钟。

【课本原题】2c

Complete the passage with the correct forms of the phrases in the box. Then discuss how an invention like sticky notes is turned into reality.

短语：piece of / stand up / result in / to sb’s surprise

【短文原文】

Did you know that an accident led to the invention of sticky notes? In 1968, a scientist named Spencer Silver was trying to make a strong glue. ________, he produced a glue that was really weak. It could stick things, but it could be removed very easily. The glue was interesting, but no one could find a use for it.

Then, in 1974, a man named Arthur Fry was trying to mark the pages in a song book using small ________ paper. However, whenever he ________ to sing, the pieces fell to the floor. Then he remembered Silver’s glue. With the glue, the paper stayed in the song book, but it could later be removed. Fry’s idea ________ the production of sticky notes of many sizes and colours. They gradually became popular and now are widely used all over the world.

📝 词汇策略 · 语篇填空

第一步：读短语，理解意思。

第二步：读短文，理解大意。

第三步：根据上下文填空。

★  完成前2个空。

★★  完成全部4个空（注意动词形式）。

★★★  复述便利贴的发明故事。