Unit 2 Grammar Focus-【初中学霸创新题】2026-2027学年九年级上册英语习题课件（人教版·新教材 安徽专版）

该初中英语课件聚焦Unit 2 Inspiring People的核心语法点“it作形式主语的用法及句式”，课堂导入结合单元主题，通过语法归纳（必要性、三种基本句式及拓展结构）、分层练习（单项填空、句子改写、微语境填空）构建学习支架，帮助学生从概念理解过渡到实际应用。 其亮点在于融合语言能力、思维品质与文化意识培养。语法练习设置真实情境题（如自助餐厅对话）和科技创新主题（AI改写句子），微语境填空以榜样人物白方礼为例，阅读理解引入核物理学家于敏事迹，既巩固语法又渗透家国情怀。学生能提升语法应用与文化理解，教师可借助分层设计高效开展教学。

Unit 2　 Inspiring People Grammar Focus 2 练语法 目 录 练基础 练提升 3 语法归纳　it作形式主语时的用法和句式 一、用it作形式主语的必要性 　　it可以作形式主语，真正的主语是后面的动词不定式（短语）或that从句。 真正的主语较长，因此把它放在后面，这样可以避免句子显得头重脚轻。例如： 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 二、it作形式主语时的常用句式 　　it可以作形式主语，真正的主语是后面的动词不定式（短语）或that从句。 真正的主语较长，因此把它放在后面，这样可以避免句子显得头重脚轻。例如： 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 　　• It’s important for students to have good study habits. 　　• It’s clever of you to work out the maths problem. 　　• It’s surprising that so many people come to your birthday party. 　　【拓展】it作形式主语时的常用句式还有“it is/was+名词+to do sth”和“it is/was+名词+that从句”。在这两个句式中，名词前可以用不定冠词或形容词性物主代词等限定词修饰。 　　• It’s my dream to become a scientist like Qian Xuesen. 　　• It’s a pity（遗憾） that you missed this opportunity. 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 练语法 Ⅰ. 单项填空 （　）1. Because of AI tools like Lingguang, _____ is possible for us to collect information without using search engines（引擎）. A. that B. it C. we D. this （　）2. _____ is clever _____ a five-year-old boy to remember so many idioms. A. That; for B. That; of C. It; for D. It; of （　）3. _____ isn’t safe _____ pandas to live in the wild because their homes are under threat（威胁）. A. That; of B. It; of C. This; for D. It; for B D D 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 7 （　）4. Although exercise is very important, it isn’t a good idea _____ too close to bedtime. A. to exercising B. to exercise C. exercising D. exercises （　）5. ［真实情境］—It’s strange _____ there are no workers in the restaurant. —Well, this is a self-service restaurant. People can order meals on the screen. A. that B. whether C. if D. but B A 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 8 6. To make your dream come true is easy if you put your heart into it.（用it作形式主语改写句子） _______ _______ _______ _______ your dream _______ _______ if you put your heart into it. 7. She comes to help us. She is really nice.（合并为一句） ________ really nice ________ her ________ ________ ________ ________ us. It’s Ⅱ. 按要求完成句子，每空一词 easy to make come true It’s of to come to help 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 9 8. To cook delicious food is my hobby.（用it作形式主语改写句子） ________ ________ ________ ________ cook delicious food. 9. We do housework with our parents.（用含meaningful的句子改写句子） ________ ________ ________ ________ to do housework with our parents. 10. ［科技创新］AI can help with self-driving cars now.（用含amazing的句子改写句子） ________ ________ ________ AI can help with self-driving cars now. It’s my hobby to It’s meaningful for us It’s amazing that 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 10 　　用of、for、that或括号内所给单词的适当形式完成短文。 　　There are many role models around us. Among them, I admire Bai Fangli the most. It is a fact 11. ________ he has inspired millions of Chinese people. It was kind 12. ________ him to spend most of his money helping more than 300 children. He always said it was a joy 13. ________（serve） people. In fact, it is not difficult 14. ________ us to learn from him. We can start by being kind to others in our daily lives. We should also remember it is important 15. ________（care） for those in need. Ⅲ. 微语境练语法 that to serve of for to care 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 11 16. It’s n________（必要的） for us to learn both Chinese and English well. 17. I like eating papagan, because there are hardly any s________（种子） in it. 18. Gui Haichao’s c________（童年） dream of becoming a taikonaut finally came true. Ⅳ. 根据首字母及汉语提示，完成下列单词的拼写 ecessary 练基础 eeds hildhood 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 12 19. ［学科融合］During the Qing D________（朝代）, Anqing was the capital of Anhui Province. 20. Chinese culture is becoming more and more popular in W________（西方的） countries. ynasty estern 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 13 　阅读下面短文，并用英语回答问题（请注意每小题的词数要求）。 　　Yu Min was an important Chinese nuclear（核能的） physicist. He was born in Tianjin in 1926. When he was in high school, he was an excellent student. Later, he studied at Peking University. In 1951, he became a scientist and began to study nuclear physics. In 1960, he began the work of researching the hydrogen bomb（氢弹）. For the next 28 years, his work remained secret. Even his family didn’t know about it. 练提升　 Ⅴ. 阅读理解 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 14 　　To develop China’s own hydrogen bomb quickly, Yu worked day and night. He guided his team to create a complete design after three months of hard work. After working under difficult conditions for years, he became weak. But he never gave up. On 16 October 1964, China’s first atomic bomb exploded（原子弹爆炸） successfully. Later, on 17 June 1967, China’s first hydrogen bomb exploded. 　　In 2015, Yu Min received the Top Science Award. In January 2019, Yu Min passed away, leaving his deep love for the country. 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 15 21. How long did Yu Min keep his work a secret？（不超过5个词） _________________________________________________________________ 22. Why did Yu Min become weak？（不超过10个词） _________________________________________________________________ 23. ［开放设问］What can you learn from Yu Min？（不超过15个词） _________________________________________________________________ For 28 years./For twenty-eight years. Because he worked under difficult conditions for years. We should work hard for our country and never give up.（答案不唯一） 语法归纳 Ⅱ Ⅲ Ⅰ Ⅳ Ⅴ 目 录 导 航 16 17 $