暑期语法预习-时间介词和频率副词（专项训练）-2025-2026学年译林版（三起）英语四年级下册

**基本信息** 以表格化知识梳理为基础，通过分级训练构建时间介词（at/on/in）和频度副词的系统认知，融合用法归纳与易错点提示，提升语言应用能力。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |时间介词|27题|按时间维度（具体日期/星期/节日→年/季节/月份→具体时刻）分类用法，明确“有修饰语时不用介词”等易错点|从具体到泛指，形成“on→in→at”的时间粒度递进关系| |频度副词|22题|按频率程度（100%-0%）排序，总结“行为动词前，be动词后”位置规则及how often提问法|以频率数值为轴，构建“always→never”的程度谱系| |综合练习|44题|结合时间场景与频率语境，强化跨知识点应用|整合两类语法点，实现从单一到综合的能力迁移|

时间介词at on in和频度副词 时间介词 　　 介词 用法 示例 on 用在表示具体的日期、星期几、特定的节日(一天)、具体某一天的上午、下午或晚上前。 on October 1st on Friday on Children’s Day on Monday morning in 用于年、季节、月份前,也可以泛指在上午、下午或晚上。 in 2020 in winter in March in the afternoon at 用于表示具体时刻、年龄或noon、 night等前。 at 8:00 at six(years old)/at the age of six at noon 易错点.(1)如果节日不止一天,而是持续一段时间,介词应用at。如at the Spring Festival "在春节(期间)"。 (2)当时间状语中含有this、 that、 these、 those、 last、 next、 every、 each等修饰语时,其前不用介词;当时间状语是today、 tonight(今晚)、 tomorrow morning/afternoon/evening等时,其前不用介词。 I go to school on foot every morning. 我每天早上步行去上学。 I’m at home tonight. 我今晚在家。 频度副词 频度副词 含义 频率程度 示例句子 always 总是 100% She always drinks coffee in the morning. usually 通常 90% I usually walk to work. often 经常 70% They often play football after school. sometimes 有时 50% He sometimes forgets his keys. seldom 很少 10% She seldom watches TV. never 从不 0% I never eat fast food. 频度副词通常放在行为动词之前，be动词、助动词和情态动词之后；而副词短语经常位于句末或句首。例如： I often get up early. 我经常起得早。 He is always kind to others. 他总是对别人很好。 I walk to school every day. 我每天步行去上学。 对频度副词提问时，用how often. How often do you go to see your grandparents? --Once a week. 时间介词in/on/at填空 1．Thai Elephant Day is ________ 13 March. 2．We have a class meeting ________ every Monday. 3．—What do you want to do ________ her birthday? —I want to sing songs. 4．—When is CPC Founding Day? —It’s ________ July. 5．—When is Jenny’s birthday? —Her birthday is ________ 10th August. 6．We have a big meal ________ Christmas Day. 7．Do you read your favourite books ________ April 23rd? It is World Book Day. 8．We have a Biology class ________ Tuesday morning. 9．Kitty always has dance lessons ________ Thursday afternoons. 10．—When is your birthday?—It’s ________ May 1st. 11．—Is the 9th Asian Winter Games ______ December? —No. It is ______ February 7th, 2025 in Harbin. 12．—Why do you like summer best? It’s so hot. —Don’t you think it’s great to enjoy ice cream ________ a hot summer afternoon? 13．The Chinese New Year of 2025 comes ________ Wednesday, January 29th. 14．My mum loves shopping ________ the evening of Sunday. 15．The goodbye party for John is ________ three o’clock this afternoon. 16．The Shenzhou-16 manned spaceship was sent up into space ________ the morning of May 30, 2023. 17．The accident happened _________ Monday morning. 18．We raise the national flag ________ the morning of every Monday. 19．We want to have a party ________ Sunday. Can you come? 20．We can come to the ping- pong club _________ 5 o’clock _________ Tuesday afternoons. 21．Guo Jingming’s new book will come out ________ next week. 22．The members meet ___________ Friday afternoon. 23．Mr. White left Beijing ________ January 2nd. 24．My birthday is ________ June. It’s ________ June 19th. 25．Her son would come here ________ next Monday. 26．People often eat twelve grapes ________ midnight of New Year’s Eve in Spain. 27．Jack’s birthday is ________ February and Jim’s birthday is ________ May 22nd. 频度副词 28．—How often does your mother walk to work?—________. But if it rains, she will take a bus to work. A．Always B．Often C．Seldom D．Never 29．My mother is very busy, so she ________ watches TV on weekdays. A．usually B．always C．often D．seldom 30．—I hate (讨厌) vegetables. I _________ eat them. —But they are good for your health! You should eat them every day. A．always B．seldom C．often D．usually 31．Kim is ________ late for class. And he is always the first one to arrive at school. A．sometimes B．never C．always D．usually 32．I play basketball with my friends _________ a week. A．twice B．two C．second D．two time 33．David likes Chinese history. He ________ visits the museums first whenever he travels in China. A．never B．seldom C．sometimes D．always 34．—Do you often play basketball after school? —________. I don’t like sports. A．Sometimes B．Never C．Often D．Usually 35．The baby girl couldn’t walk well at first, but now ________ fall down. A．seldom B．always C．often D．sometimes 36．I _________ go shopping in big malls. Online (网上的) shopping is so easy. A．sometimes B．seldom C．usually D．always 37．—Would you like some sugar? —No, thanks. I _______ eat sugar. It’s not good for my teeth. A．often B．usually C．sometimes D．hardly ever 38．Watching TV for a long time is bad for our eyes, so I _________ do it. A．always B．never C．usually 39．—How often do you go to the cinema? —________. I only watch movies at home. A．Never B．Sometimes C．Often 40．My grandmother ________ eats meat. She thinks it is not good to eat it. A．usually B．always C．never D．sometimes 41．Amy ________ goes roller skating with us, because she feels very afraid to do the sport. A．always B．seldom C．often D．usually 42．Anna always goes to school at 7:10, and she is ________ late for it. A．often B．always C．sometimes D．never 43．He comes to school early every day. He is ________ late for school. A．usually B．never C．often D．always 44．Betty’s home is far from Fun Times Park, so she ________ walks there. A．seldom B．usually C．often D．sometimes 45．—Does your father go to the movies? —________ He is always busy with his job. A．Always. B．Sometimes. C．Hardly ever. 46．Mary ______ speaks Chinese. She knows it just a little. A．often B．usually C．seldom 47．There are lots of interesting books to read here, so I ______ feel bored. A．never B．often C．usually D．always 48．Tim is a good student and he is seldom late for school. A．always B．usually C．never D．not often 49．—Do you often go fishing? —No, _________. I don’t like fishing. A．always B．never C．usually D．sometimes 综合练习 1． ________ Christmas Day, we visit our friends and send cards to each other. A．At B．In C．On D．For 2． The Teachers’ Day in China is ________ September 10 every year. A．of B．at C．on D．in 3．________ of National Day, we usually get together to watch TV to celebrate the holiday. A．In the morning B．On the morning C．At the morning D．From the morning 4．Tommy lives far away from school, but he is ________ late. A．never B．usually C．often D．sometimes 5． ________ autumn, the days are often cool. It’s a perfect time to climb Yun Long Hill. A．On B．In C．At D．of 6． The party took place (举行) ________ 8 o’clock ________ the evening of September 23, 2023. A．on; in B．at; on C．at; in D．on; on 7． They climbed Zijin Mountain ________ the morning of May 1st and came back ________ the afternoon. A．on; on B．in; in C．on; in D．in; on 8．Quan Hongchan won the gold medal of the 19th Asian Games in Hangzhou ________ the afternoon________ October 3rd. A．on, in B．in, of C．on; of D．in; in 9．My mother usually goes home ________ about 5:30 a.m. A．at B．to C．in D．on 10．People in the USA celebrate Halloween _________October _________every year. A．in; in B．on; / C．in; on D．in; ／ 11．— The football match is coming. Can you tell me the time? — It begins ________ 4 o’clock ________ next Sunday afternoon. A．at; on B．in; / C．at; / D．in; on 12．—What time does his father go to work every morning? —_________ about 7 o’clock , and he doesn’t go to work _________ Friday afternoons. A．At; on B．At; in C．In; on D．In; in 13． Tommy and his friends play basketball after school ________ Tuesday afternoon. A．for B．at C．in D．on 14． Tom doesn’t like fish. And he ________ has it. A．often B．seldom C．usually D．always 15． Many people like shopping ________ November 11 ________ every year. A．in; / B．on; / C．on; in D．in; in 16． ________ fine mornings, old people get together and do exercise by the lake. A．On B．At C．To D．In 17．There is a river near my house ________ summer days, I often go swimming in it. A．in B．at C．on D．to 18．Amy goes to her brother’s home ________ every Friday afternoon and goes back ________ Sundays. A．in; on B．on; on C．/; in D．/; on 19．—What can I buy for my mother ________ Mother’s Day?  —________ buying her a dress? A．in; Why not B．on; How about C．in; Why don’t you D．on; Why don’t 20．—Helen is a good student and good at English.—Yes. That’s because she_ reads English in the morning. A．always B．sometimes C．seldom D．never 21． Bruce doesn’t like music, so he ________ buys CDs. A．always B．often C．sometimes D．seldom 22．Kitty goes to her swimming lessons every day. She ________ swims for half an hour. A．never B．sometimes C．seldom D．always 23．David likes Chinese history. He ________ visits the museums first when he is in China. A．never B．seldom C．sometimes D．always 24．—Mrs Li is very popular with the students. —Yes. Her classes are ________ fun. A．always B．sometimes C．seldom D．never 25． Amy ________ goes skating with us, because she feels very afraid to do the sport. A．always B．seldom C．often D．usually 26. The baby girl couldn’t walk well at first, but now ________ fall down(摔跤). A．seldom B．always C．often D．sometimes 27．I _________ go shopping in big malls. Online (网上的) shopping is so easy. A．sometimes B．seldom C．usually D．always 28．— Mark, why does your father ___ go to work by car? — Because he thinks walking is good for health. A．sometimes B．always C．seldom D．usually 29．The young man ________ eats at home, because he isn’t good at cooking. A．always B．usually C．often D．seldom 30．—Would you like some milk tea?—No, thanks. I _______ drink milk tea. A．often B．usually C．seldom D．always 31．My father is busy every day. He________ has time to play sports. A．always B．usually C．often D．seldom 32．—Do you know Douyin, Shirley?—My grandfather loves watching short videos on it, but I ____ use it. A．seldom B．always C．usually D．often 33．—Mum looks very tired every day.—Yes. She is ________ busy and she really needs a good rest. A．sometimes B．always C．never D．seldom 34．—Our PE teacher looks very strong! —Sure! He is a superman! He________ goes to hospital. A．seldom B．always C．often D．usually 35．Jack has a good habit and __________ keeps his bedroom clean and tidy. A．never B．seldom C．sometimes D．always 36．—Why do you think I can ________ be a great writer? —Because you don’t like reading. A．always B．never C．usually D．sometimes 37．We all like Nancy because she ___________ helps us with our study. A．never B．seldom C．sometimes D．always 38．Alice is very busy at work, so she ________ watches TV on weekdays. A．usually B．always C．often D．seldom 39．—Why does your teacher _______ play basketball?—Because he has no time to play it. A．often B．always C．never D．usually 40．Sweet snacks have too much sugar(糖分), so Simon ________ eats them. A．always B．seldom C．often D．usually 41．—Do you often go to the sports ground?—No, ________. I don’t like sports at all. A．always B．never C．sometimes D．usually 42． Amy doesn’t like singing, so she _________ sings at a party. A．always B．often C．sometimes D．never 43．—Do you do morning exercises? —Yes, ________. I want to keep fit. A．always B．never C．seldom 2 学科网（北京）股份有限公司 答案： 时间介词填空答案‌ 1. ‌on‌ (具体日期) 2. ‌不填‌ (every Monday前不用介词) 3. ‌on‌ (具体某一天前) 4. ‌in‌ (月份前) 5. ‌on‌ (具体日期) 6. ‌on‌ (具体节日当天) 7. ‌on‌ (具体日期) 8. ‌on‌ (具体某天的上午/下午/晚上前) 9. ‌on‌ (具体某天的下午前) 10. ‌on‌ (具体日期) 11. ‌in; on‌ (月份前；具体日期前) 12. ‌on‌ (具体某天的下午前) 13. ‌on‌ (具体日期) 14. ‌on‌ (具体某天的晚上前) 15. ‌at‌ (具体时刻前) 16. ‌on‌ (具体某天的上午前) 17. ‌on‌ (具体某天的上午前) 18. ‌on‌ (具体某天的上午前) 19. ‌on‌ (星期前) 20. ‌at; on‌ (具体时刻前；具体某天的下午前) 21. ‌不填‌ (next week前不用介词) 22. ‌on‌ (具体某天的下午前) 23. ‌on‌ (具体日期) 24. ‌in; on‌ (月份前；具体日期前) 25. ‌不填‌ (next Monday前不用介词) 26. ‌at‌ (midnight前) 27. ‌in; on‌ (月份前；具体日期前) ‌频率副词选择题答案‌ 28. ‌B‌ (Often) 29. ‌D‌ (seldom) 30. ‌B‌ (seldom) 31. ‌B‌ (never) 32. ‌A‌ (twice) 33. ‌D‌ (always) 34. ‌B‌ (Never) 35. ‌A‌ (seldom) 36. ‌B‌ (seldom) 37. ‌D‌ (hardly ever) 38. ‌B‌ (never) 39. ‌A‌ (Never) 40. ‌C‌ (never) 41. ‌B‌ (seldom) 42. ‌D‌ (never) 43. ‌B‌ (never) 44. ‌A‌ (seldom) 45. ‌C‌ (Hardly ever) 46. ‌C‌ (seldom) 47. ‌A‌ (never) 48. ‌D‌ (not often) 49. ‌B‌ (never) ‌综合练习答案‌ 1. ‌C‌ (On) 2. ‌C‌ (on) 3. ‌B‌ (On the morning) 4. ‌A‌ (never) 5. ‌B‌ (In) 6. ‌B‌ (at; on) 7. ‌C‌ (on; in) 8. ‌C‌ (on; of) 9. ‌A‌ (at) 10. ‌D‌ (in; ／) 11. ‌C‌ (at; /) 12. ‌A‌ (At; on) 13. ‌D‌ (on) 14. ‌B‌ (seldom) 15. ‌B‌ (on; /) 16. ‌A‌ (On) 17. ‌C‌ (on) 18. ‌D‌ (/; on) 19. ‌B‌ (on; How about) 20. ‌A‌ (always) 21. ‌D‌ (seldom) 22. ‌D‌ (always) 23. ‌D‌ (always) 24. ‌A‌ (always) 25. ‌B‌ (seldom) 26. ‌A‌ (seldom) 27. ‌B‌ (seldom) 28. ‌C‌ (seldom) 29. ‌D‌ (seldom) 30. ‌C‌ (seldom) 31. ‌D‌ (seldom) 32. ‌A‌ (seldom) 33. ‌B‌ (always) 34. ‌A‌ (seldom) 35. ‌D‌ (always) 36. ‌B‌ (never) 37. ‌D‌ (always) 38. ‌D‌ (seldom) 39. ‌C‌ (never) 40. ‌B‌ (seldom) 41. ‌B‌ (never) 42. ‌D‌ (never) 43. ‌A‌ (always) $