Unit8语法讲解及习题：代词 it 的用法-2025-2026学年沪外教版英语七年级上册

沪外教版英语七上Unit8语法讲解及习题 代词 it 的用法 一、语法详细讲解 结合沪外教版七上Unit8 "Holidays and festivals" 教材内容，本单元核心语法为 代词 it 的用法，it 是英语中最灵活的代词之一，可指代事物、时间、天气，也可作形式主语/形式宾语。 语法点一：it 的核心用法 1. 指代前文提到的事物、动作或情况 例：Her family gathered around for dumplings. It is a traditional food for celebrating Chinese New Year. （她的家人聚在一起包饺子。它是庆祝春节的传统食物。——it 指代 dumplings） 2. 指代时间、距离或天气 例：It was 6 p.m. We were having New Year's Eve dinner together. （时间是下午6点。我们在一起吃年夜饭。——it 指代时间） 例：It is very warm today. （今天天气很暖和。——it 指代天气） 3. 作形式主语/形式宾语 当真正的主语/宾语是不定式、动名词或从句时，常用 it 作形式主语/宾语，放在句首，真正的主语/宾语后置。 例：It was time to celebrate Chinese New Year! （是时候庆祝春节了！——it 作形式主语，真正的主语是 to celebrate...） 例：It was almost impossible for Lisa to move. （对莉萨来说，移动几乎是不可能的。——it 作形式主语，真正的主语是 to move） 例：It was Lisa's family tradition to end their New Year's celebration with sweet snacks. （用甜点结束新年庆祝是莉萨家的传统。——it 作形式主语，真正的主语是 to end...） 二、语法专项习题 第一部分：判断 it 的含义 写出下列句中 it 的含义（事物/时间/天气/形式主语等）。 1. It was time to celebrate Chinese New Year! ________ 2. Her family gathered around for dumplings. It is a traditional food for celebrating Chinese New Year. ________ 3. It was almost impossible for Lisa to move. ________ 4. It was Lisa's family tradition to end their New Year's celebration with sweet snacks. ________ 5. It's 31 December today! ________ 6. In Spain, it is a tradition to eat 12 grapes as the bells sound for midnight. ________ 7. When it is past 12 o'clock on New Year's Eve, people will throw old clothes out of their windows. ________ 8. It's like saying goodbye to the old year and making room for good luck in the new year. ________ 9. I've left my coat at home. It is very cold outside. ________ 10. We will travel to Hainan this coming New Year. It will be fun. ________ 第二部分：句型改写（用 it 改写句子） 11. Travelling to Hainan will be fun. _____________________________________________________________________ 12. I gave the shirt to Dad as a New Year gift. _____________________________________________________________________ 13. The weather is very warm. _____________________________________________________________________ 14. The time was 6 p.m. We were having New Year's Eve dinner together. _____________________________________________________________________ 15. To make these resolutions can be interesting and meaningful. _____________________________________________________________________ 16. To keep up with them is sometimes hard. _____________________________________________________________________ 17. To make changes takes lots of time. _____________________________________________________________________ 18. Eating 12 grapes at midnight is a tradition in Spain. _____________________________________________________________________ 19. Throwing old clothes out of windows is a way to welcome the new year in Italy. _____________________________________________________________________ 20. To exercise more is a good New Year's resolution for me. _____________________________________________________________________ 第三部分：单项选择 21. ______ is a tradition to eat dumplings during Chinese New Year. A. This B. That C. It D. What 22. —What's the weather like today? —______ is very warm. A. It B. This C. That D. What 23. ______ was 6 p.m. when we finished our New Year's Eve dinner. A. This B. That C. It D. What 24. I bought a book. ______ is about the history of Chinese festivals. A. It B. This C. That D. What 25. ______ is impossible for him to finish the work in one day. A. This B. That C. It D. What 26. ______ is fun to take part in the dragon dance during the festival. A. This B. That C. It D. What 27. I don't like ______ when it rains on New Year's Day. A. this B. that C. it D. what 28. ______ is a tradition in Italy to throw old things out of the windows on New Year's Eve. A. This B. That C. It D. What 29. —What time is it? —______ is 10 o'clock. A. It B. This C. That D. What 30. ______ is important to make a plan before the festival. A. This B. That C. It D. What 第四部分：短文填空 New Year's Resolutions For lots of people, the New Year is the perfect time to make New Year's resolutions. New Year's resolutions are promises people make to improve their lives. Maybe you promise to exercise more, learn a new skill, or be kinder to others. 31. ______ can be interesting and meaningful to make these resolutions. However, 32. ______ is sometimes hard to keep up with them, and remember 33. ______ takes lots of time to make changes. If you stick with 34. ______, you'll be proud of the progress you make and the changes 35. ______ brings to your life. 三、答案及详细解析 第一部分：判断 it 的含义 1. 形式主语 解析：it 代替真正的主语 to celebrate... 2. 事物（dumplings） 解析：it 指代前文提到的 dumplings。 3. 形式主语 解析：it 代替真正的主语 to move。 4. 形式主语 解析：it 代替真正的主语 to end... 5. 时间 解析：it 指代日期 31 December。 6. 形式主语 解析：it 代替真正的主语 to eat 12 grapes... 7. 时间 解析：it 指代时间 past 12 o'clock。 8. 情况 解析：it 指代前文提到的“扔旧衣服”这件事。 9. 天气 解析：it 指代天气 very cold。 10. 情况（Travelling to Hainan） 解析：it 指代前文提到的去海南旅行这件事。 第二部分：句型改写 11. It will be fun to travel to Hainan. 12. I gave it to Dad as a New Year gift.（it 指代 the shirt） 13. It is very warm today. 14. It was 6 p.m. when we were having New Year's Eve dinner together. 15. It can be interesting and meaningful to make these resolutions. 16. It is sometimes hard to keep up with them. 17. It takes lots of time to make changes. 18. It is a tradition in Spain to eat 12 grapes at midnight. 19. It is a way to welcome the new year in Italy to throw old clothes out of windows. 20. It is a good New Year's resolution for me to exercise more. 第三部分：单项选择 21. C 解析：it 作形式主语，代替真正的主语 to eat dumplings... 22. A 解析：it 指代天气。 23. C 解析：it 指代时间。 24. A 解析：it 指代前文提到的 a book。 25. C 解析：it 作形式主语，代替真正的主语 to finish the work... 26. C 解析：it 作形式主语，代替真正的主语 to take part in... 27. C 解析：it 作形式宾语，指代 when it rains... 28. C 解析：it 作形式主语，代替真正的主语 to throw old things... 29. A 解析：it 指代时间。 30. C 解析：it 作形式主语，代替真正的主语 to make a plan... 第四部分：短文填空 31. It 解析：作形式主语，代替真正的主语 to make these resolutions。 32. it 解析：作形式主语，代替真正的主语 to keep up with them。 33. it 解析：作形式主语，代替真正的主语 to make changes。 34. it 解析：指代前文提到的“坚持决心”这件事。 35. it 解析：指代前文提到的“坚持决心”这件事。 ( 1 ) 学科网（北京）股份有限公司 $