Unit 1 Section B 2a-2c 学案 2026-2027学年英语人教版九年级上册
Unit 1 The Changing World — Section B (2a~2c) 学案
学习目标
① 语言能力：能理解合成词构成方式，掌握sandstorm, highway, farmland, railroad, product, bridge, wide, capital等词汇，并完成2a、2b、2c任务。
② 文化意识：通过Saihanba的变迁了解生态修复、绿色发展和团队合作的意义。
③ 思维品质：能比较Saihanba过去与现在，分析green miracle形成原因和现实启示。
④ 学习能力：能运用构词法、语境选词、语篇填空和阅读问答策略完成词汇与阅读学习。
板块一：课前预习 Pre-class Preview
❶ 词汇预习表（Word Preview Table）
单词 | 词性 | 诠义 | 例句填空 |
compound word | n. | 合成词 | A c_______ w___ is made of two or more words. |
sandstorm | n. | 沙尘暴 | A s________ can make the sky turn orange. |
highway | n. | 公路；高速路 | The new h______ makes travel easier. |
farmland | n. | 农田 | Good f_______ is important for farmers. |
railroad | n. | 铁路 | A r_______ connects the two cities. |
product | n. | 产品 | A digital p______ has no physical form. |
corn | n. | 玉米 | The hens feed on c___. |
bridge | n. | 桥 | The b_____ helps villagers cross the river. |
wide | adj. | 宽的；广泛的 | The road is w___ and clean now. |
capital | n. | 首都；资本；大写字母 | Beijing is China’s c______. |
government | n. | 政府 | The g_________ provided support. |
bush | n. | 灌木 | Workers planted b______ and trees. |
sandy | adj. | 沙质的；含沙的 | Saihanba used to be |
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| s____ lands. |
soil | n. | 土壤 | Trees can hold the s___ together. |
result | n. | 结果 | The green miracle is the r_____ of hard work. |
❷ 话题预测（Topic Prediction）
Q: What do you know about Saihanba and compound words?
A: I think Saihanba is about ________________________________.
A compound word may be made of ________________________________.
板块二：课堂探究 Class Exploration
❶ 构词归纳表
构词形式 | 合成词 | 中文翻译 | 我的例句 |
sand + storm | sandstorm | 沙尘暴 | ______________________________ |
high + way | highway | 公路；高速路 | ______________________________ |
farm + land | farmland | 农田 | ______________________________ |
rail + road | railroad | 铁路 | ______________________________ |
egg + plant | eggplant | 茄子 | ______________________________ |
pine + apple | pineapple | 菠萝 | ______________________________ |
fire + fly | firefly | 萤火虫 | ______________________________ |
scare + crow | scarecrow | 稻草人 | ______________________________ |
语法填空：
1. sand + storm = s________
2. high + way = h______
3. farm + land = f_______
4. rail + road = r_______
❷ 2b词汇运用
句子 | 我的答案 |
The road used to be narrow and dirty. Now, it is ______ and clean. | ________________ |
The ______ made it convenient for the villagers to travel across the river to the city. | ________________ |
Beijing, China’s ______, hosted the 2008 Summer Olympics and the 2022 Winter Olympics. | ________________ |
Our farm has a lot of laying hens. They feed on ______, vegetables, and insects. | ________________ |
A digital ________ is something you sell | ________________ |
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online and doesn’t have a physical form. |
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❸ 阅读任务卡（2c Saihanba）
Before Reading I predict the passage is about Saihanba’s ________________________________. Key words: sandy lands, soil, sandstorms, government, bushes, result. |
While Reading Complete the passage with the correct forms of the words. Find what Saihanba was like in 1962. Find what Saihanba is like now. |
After Reading The green miracle means ________________________________. We learn that hard work, determination and teamwork can ________________________________. |
❹ 2c语篇填空
语篇空格 | 我的答案 |
from their house in Chengde to the ______ lands of Saihanba | ________________ |
There were few trees to hold the ______ together | ________________ |
there were often ___________ | ________________ |
With support from the ____________ | ________________ |
workers planted ______ and trees | ________________ |
This is the ______ of hard work and people working together | ________________ |
❺ Read and answer
问题 | 我的答案 |
What was Saihanba like in 1962? | ______________________________ |
What’s Saihanba like now? | ______________________________ |
Why is Saihanba called “the green miracle”? | ______________________________ |
What can we learn from Saihanba? | ______________________________ |
Can you think of another environmental improvement in China? | ______________________________ |
❻ 语言点归纳表
结构形式 | 用法说明 | 例句 | 中文翻译 |
capital | 首都；资本；大写字母。常见搭配：capital city, capital letter。 | Paris is the capital of France, famous for art and culture. | 巴黎是法国的首都，以艺术和文化闻名。 |
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