暑假预习Unit 1句子种类及反意疑问句2026-2027学年沪教版九年级上册英语

新沪教牛津九上英语暑假预习 U1语法精讲精练 Unit 1 Wise men in history · 句子种类及反意疑问句（学生版） ( 囚 语法精讲 ) ą 一、句子种类概述 英语句子按使用目的可分为四类：陈述句、疑问句、祈使句和感叹 句。[reference:0] 㐱 1. 陈述句 用来陈述事实或观点的句子，句末用句号。分为肯定句和否定句。 [reference:1] 例：I like reading. / I don 't like swimming. 肯定句变否定句技巧： ① 句中有be/助动词/情态动词，直接在后面加 not。 ② 句中有实义动词，在动词前加 don't/doesn't/didn't，动词恢复原形。 ③ 可用 no, never, nothing, nobody, few, little, seldom, hardly 等构成否定。[reference:2] 例：She has some friends. → She doesn 't have anyfriends. 例：I have already seen it. → I haven 't seen it yet. 㐱 2. 疑问句 用来提出疑问的句子，包括一般疑问句、特殊疑问句、选择疑问句和反意疑问句。[reference:3] 类型 结构 例句 一般疑问句 助动词/be/情态动词 + 主语 + 谓语+ 其他？ Do you like music? / Is she a teacher? 特殊疑问句 疑问词 + 一般疑问句语序？ What do you do? / Where does he live? 选择疑问句 一般疑问句 + or + 备选选项？ Do you like tea or coffee? 反意疑问句 陈述句 + 简短问句？ She is nice, isn't she? [reference:4] 㐱 3. 祈使句 用来表示请求、命令或建议，通常省略主语 you，以动词原形开头。[reference:5] 肯定式：① Do型（动词原形+其他）；② Be型（Be+表语）；③ Let型（Let+宾语+动词原形）。 否定式：① Do型和Be型在句首加 Don't；② Let型用 Don't let... 或 Let... not...；③ No + 名词/动名词（公共标志）。[reference:6]例：Open the door. / Don 't be late. / Let 's go. / No smoking. 㐱 4. 感叹句 用来表达强烈的感情，由 what 或 how 引导。[reference:7] What + 名词短语 + (主语+谓语)! —— What a beautiful girl she is! How + 形容词/副词 + (主语+谓语)! —— How fast he runs! 转换技巧："一断二加三换位"——在谓语后断开，加what/how，互换位置。 㐱 二、反意疑问句（重点） 定义： 由"陈述句 + 简短疑问句"构成，用来核实情况或期待对方同 意。[reference:8] 核心原则："前肯后否，前否后肯" 。[reference:9][reference:10] 学科网（北京）股份有限公司 例：She is a teacher, isn 't she?（前肯后否）例：She isn 't a teacher, is she?（前否后肯）㐱 反意疑问句的特殊用法 情况 规则 例句 陈述句含否定词（never, few, little, hardly, seldom, no, nothing, nobody） 附加问句用肯定式 She never lies, does she? [reference:11] 祈使句肯定式 用 will/won't you? Open the door, will you?[reference:12] 祈使句否定式 用 will you? Don't be late, will you?[reference:13] Let's 开头 用 shall we? Let's go, shall we? [reference:14] Let us/me 开头 用 will you? Let us go, will you?[reference:15] I am 用 aren't I? I am right, aren 't I? [reference:16] 主语为 something/anything/nothing/everything 附加主语用 it Everything is ready, isn 't it? [reference:17] 主语为 somebody/anybody/nobody/everybody 附加主语多用 they Everyone is here, aren 't they? [reference:18] There be 句型 用 be there There is a book, isn 't there? [reference:19] I think/believe/suppose + 宾语从句 附加问句与从句一致（注意 I don't think he is right, is he? 学科网（北京）股份有限公司 情况 规则 例句 否定转移） [reference:20] ( q 易错提醒： ① He never gets up late , doesn ' t he ? X → does he ? ✅ （ never 表否 定，问句用肯定） ② Let ' s go , will you ? X → shall we ? ✅ （ Let 's 用 shall we ） ③ I am a student , am I not ? X → aren ' t I ? ✅ ) ( 會 分层精练 ) Part A：单项选择（本大题共25小题，每小题2分，共50分） 1. —Millie, do you take the course in DIY? —Every Saturday afternoon. A. how long B. how far C. how much D. how often 2. —Do you know a 5-day trip to Hong Kong costs? —I guess it's about ¥4,000. A. how fast B. how long C. how soon D. how much 3. — do you go to a movie? —Twice a week. A. How long B. How soon C. How often D. How far 4. — will you finish writing the review of the movie? —In two days. A. How far B. How often C. How soon D. How long 5. — is it from your home to your school, Anna? —It's quite near, only five minutes' walk. A. How many B. How far C. How long D. How soon 学科网（北京）股份有限公司 6. — do you visit your grandparents? —Once a month. A. How often B. How long C. How soon D. How far 7. —Jim is never late for school, ? —No, he is used to getting to school early. A. has he B. is he C. hasn't he D. isn't he 8. — has Hong Kong been back to our motherland? —For 20 years. How time flies! A. How soon B. How long C. How often D. How far 9. —Books are our friends. do you read books? —I read books every day. A. How often B. How soon C. How long D. How far 10. —How often do you have a meeting one month? — . A. For one week B. One week ago C. In one week D. Once a week 11. — have you stayed in this city? —For more than 10 years. A. How far B. How soon C. How long D. How old 12. — will it take you to get to school on the subway? —Only ten minutes. A. How much B. How many C. How often D. How long 13. — do the students in your school do outdoor activities every day? — At least an hour. A. How often B. How long C. How much D. How far 14. — will you ask for help when you are in trouble? —My parents, I think. A. Who B. What C. Where D. When 15. Your mother is very busy. She hardly does morning exercises, ? A. isn't she B. does she C. doesn't she D. is she 16. —There is little pollution in that village, ? —No, the air there is quite fresh and clean. A. is there B. isn't there C. is it D. isn't it 17. —Your father went to the park yesterday, ? —Yes, he did. A. didn't he B. doesn't he C. did he D. does he 18. —He didn't go to school late yesterday, did he? — , though it rained hard yesterday. A. No, he didn't B. Yes, he didn't C. Yes, he did D. No, he did 19. David never fights with his classmate, ? A. does he B. doesn't he C. isn't he D. is he 20. —Which hat would you like, the blue one or the red one? — . I like the yellow one instead. A. Either B. Both C. Neither D. All 21. —Is the mobile phone new or old? — . I bought it only two days ago. A. It's old B. It's new C. Yes, it is D. No, it isn't 22. information he offered us! We all thank him. A. What useful B. What useless C. How useful D. How useless 23. me your telephone number, or I won't phone you tonight. A. Giving B. Give C. Gave D. To giving 24. Oh, it so nice. What beautiful music it is! A. smells B. sounds C. tastes D. looks 25. —What sweet music! Do you know who wrote it? —Beethoven, I think. A. / B. a C. an D. the Part B：句型转换（本大题共15小题，每小题2分，共30分） 26. Tom and John are in the classroom.（改为否定句） Tom and John in the classroom. 27. Grace learns English by reading aloud.（改为否定句） Grace English by reading aloud. 28. You must clean your room now.（改为否定句） You clean your room now. 29. He has finished his work already.（改为否定句） He finished his work . 30. Sara is washing dishes in the kitchen.（改为否定句） Sara dishes in the kitchen. 31. She came here last week.（改为否定句） She here last week. 32. There will be a lot of tourists to our city in the future.（改为否定句） be a lot of tourists to our city in the future. 33. I have some friends in my class.（改为否定句） I friends in my class. 34. I have been to Shanghai too.（改为否定句） I to Shanghai . 35. Li Lei is at home today.（改为一般疑问句） Li Lei at home today? 36. I go to school on my bike.（改为一般疑问句） ______ you ______ to school on your bike? 37. He can see a bird in the tree.（改为一般疑问句） he a bird in the tree? 38. There are some apples in the basket.（改为一般疑问句） there apples in the basket? 39. We have finished the work.（改为一般疑问句） you the work? 40. Alice has a tennis racket.（改为一般疑问句） Alice a tennis racket? ( 共 20 )Part C：完成反意疑问句（本大题共10小题，每小题2分，分） 41. You are coming tonight, ? 42. Mary can't do it alone, ? 43. Let's have a rest, ? 44. Tom is unhappy, ? 45. This is a nice coat, ? 46. Those are beautiful flowers, ? 47. He had eggs and milk for breakfast, ? 48. Something is wrong with your car, ? 49. There is a big tree in front of your classroom, ? 50. Everybody can do it, ? ( 㐱 参考答案 Part A ： 1-5 DDCCB 6-10 ABBAD 11-15 CDBAB 16-20 AACAC 21-25 BABBA Part B ： 26. are not 27. doesn't learn 28. don't ha ve to 29. hasn't; yet 30. isn't washing 31. didn't come 32. There w on't 33. don't have any 34. haven't been; either 35. Is 36. Do; go 37. Can; see 38. Ar e; any 39. Have; finished 40. Does; have Part C ： 41. aren't you 42. can she 43. shall we 44. isn't he 45. isn't it 46. aren't they 47. didn't he 48. isn't it 49. isn't there 50. can't they ) $