Unit3知识点-Grammar Focus语法讲义2026-2027学年人教版英语八年级上册

本讲义聚焦八年级英语上册Unit3比较级语法核心知识点，系统梳理比较级的四大基本结构（A+be/动词+比较级+than+B、There are+more+名词+than...、as+原级+as结构）及六类变化规则（单音节词加-er等），构建从结构理解到规则应用的完整学习支架。 资料以表格直观呈现语法结构与规则，搭配高频短语中英互译及综合练习（单选、句子填空），助力学生提升语言理解与表达能力，通过规则分类培养分析比较的思维品质。课中辅助教师系统授课，课后学生可借助练习与答案自查巩固，有效弥补知识盲点。

八年级英语上册Unit3知识点-Grammar Focus语法讲义 【语法要点】 比较级用法： 结构 例句 A + be + 比较级 + than + B Emma is taller than Ella. A + 动词 + 比较级 + than + B Emma sings louder than her. There are + more + 名词 + than... There are more activities this year. A + be + as + 原级 + as + B I work as hard as her. A + 动词 + as + 原级 + as + B She runs as fast as me. 比较级变化规则： 情况 规则 原级 比较级 一般单音节词 加 -er tall, short taller, shorter 以 -e 结尾 加 -r late, cute later, cuter 以“辅音字母 + y”结尾 变 y 为 i 加 -er lazy, funny, early lazier, funnier, earlier 重读闭音节末尾只有一个辅音字母 双写该辅音字母 + er big, slim bigger, slimmer 多音节词/部分双音节词 加 more outgoing, exciting more outgoing, more exciting 不规则变化 特殊记忆 good / well, bad / ill better, worse 【注意】 as...as 结构用于同级比较，表示“和……一样……”。否定式为 not as/so...as。 【高频短语汇总】（中英互译） 1. ________________________ 更高的/更矮的 2. ________________________ 更早的/更晚的 3. ________________________ 更懒惰的/更勤奋的 4. ________________________ 更有趣的/更无聊的 5. ________________________ 更大的/更小的 6. ________________________ 更暖和的/更凉爽的 7. ________________________ 更多的活动 8. ________________________ 比……更丰富多彩 9. ________________________ 跳得更好 10. ________________________ 唱得更大声 11. ________________________ 起得更早 12. ________________________ 和……一样努力 13. ________________________ 和……一样苗条 14. ________________________ 比……更严肃 15. ________________________ 比……更聪明 16. ________________________ 游得和……一样快 17. ________________________ 人口 18. ________________________ 年平均降水量 19. ________________________ 平均气温 【综合练习】 一、单项选择 ( ) 1. Emma is ______ than Ella. A. tall B. taller C. tallest D. more tall ( ) 2. There are ______ activities this year. A. many B. more C. most D. much ( ) 3. It is more ______ than last year. A. colourful B. colourfully C. colour D. colours ( ) 4. Ella dances ______ than Emma. A. good B. well C. better D. best ( ) 5. Emma sings ______ than her. A. loud B. louder C. loudly D. more loud ( ) 6. Emma always gets up ______ than me. A. early B. earlier C. earliest D. more early ( ) 7. I work ______ hard as her! A. so B. too C. as D. more ( ) 8. Is Julie ______ than you? A. slim B. slimmer C. slimmest D. more slim ( ) 9. No, she is as ______ as me. A. slim B. slimmer C. slimmest D. more slim ( ) 10. I think Sam is as ______ as Tom. A. smart B. smarter C. smartest D. more smart ( ) 11. He swims as ______ as Sally. A. fast B. faster C. fastest D. more fast ( ) 12. The population of Vancouver was ______ smaller than that of Guangzhou. A. very B. much C. more D. most ( ) 13. Guangzhou is ______ than Vancouver in area. A. large B. larger C. largest D. more large ( ) 14. It rains ______ in Guangzhou than in Vancouver. A. many B. much C. more D. most ( ) 15. Vancouver is ______ than Guangzhou in July. A. cool B. cooler C. coolest D. more cool 二、根据汉语意思完成句子（每空一词） 1. 今年的活动更多了。 There are ____________ activities this year. 2. 它比去年更丰富多彩。 It is more ____________ than last year. 3. Emma比Ella更高。 Emma is ____________ than Ella. 4. Ella跳舞比Emma更好。 Ella dances ____________ than Emma. 5. Emma唱歌比她更大声。 Emma sings ____________ than her. 6. Emma总是比我起得早。 Emma always gets up ____________ than me. 7. 我和她一样努力。 I work ____________ ____________ as her. 8. Julie比你更苗条吗？ ____________ Julie ____________ than you? 9. 不，她和我一样苗条。 No, she is as ____________ as me. 10. 你比你表哥更严肃吗？ ____________ you more ____________ than your cousin? 11. Tom比Sam更聪明吗？ ____________ Tom ____________ than Sam? 12. 我认为Sam和Tom一样聪明。 I think Sam is as ____________ as Tom. 13. Jack游泳比Sally快吗？ ____________ Jack swim ____________ than Sally? 14. 不，他游泳和Sally一样快。 No, he swims as ____________ as Sally. 15. 温哥华的人口比广州少得多。 The population of Vancouver was ____________ smaller than that of Guangzhou. 16. 广州的面积比温哥华大。 Guangzhou is ____________ than Vancouver in area. 17. 广州的降雨量比温哥华多。 It rains ____________ in Guangzhou ____________ in Vancouver. 18. 广州一月比温哥华暖和。 Guangzhou is ____________ than Vancouver in January. 19. 温哥华七月比广州凉爽。 Vancouver is ____________ than Guangzhou in July. 20. 她比我更外向。 She is ____________ ____________ than me. 21. 他比我跑得更快。 He runs ____________ than me. 22. 这本书比那本更有趣。 This book is ____________ ____________ than that one. 23. 我的头发比她的短。 My hair is ____________ than hers. 24. 她唱歌比我好听。 She sings ____________ than me. 25. 广州的平均气温更高。 The average ____________ in Guangzhou is higher. 一、单项选择参考答案 1. B 2. B 3. A 4. C 5. B 6. B 7. C 8. B 9. A 10. A 11. A 12. B 13. B 14. C 15. B 二、完成句子参考答案 1. more 2. colourful 3. taller 4. better 5. louder 6. earlier 7. as; hard 8. Is; slimmer 9. slim 10. Are; serious 11. Is; smarter 12. smart 13. Does; faster 14. fast 15. much 16. larger 17. more; than 18. warmer 19. cooler 20. more; outgoing 21. faster 22. more; interesting 23. shorter 24. better 25. temperature 1 学科网（北京）股份有限公司 $