Unit 4 School days Grammar课件-2025-2026学年译林版七年级英语上册

Unit 4 School days Grammar 1.Master the usage of prepositions of time in,at,on. 掌握时间介词in，at，on的用法。 2.Learn how to use the adverbs of frequency correctly . 学习正确使用频率副词。 Teaching aims: 1.What time does Millie’s school begin？ At 8:00. 2.When do you read books in the Reading Club？ In the morning. 3.When does Millie practise volleyball？ On Friday afternoons. 复习导入：Ask and answer. Unit4 School days Grammar A:Prepositions of time时间介词 B:Adverbs of frequency 频度副词 4 Presentation We use ‘in’ before _______________, _______, _______, _____. parts of the day months seasons years in 用于泛指的一天的早中晚，某月、季节和某年等时间前。 e.g. in 2024/ 2019/ 2008 in October / May / September in spring/ summer/autumn in the morning/afternoon/evening 年月季节要用in, 上下午晚也用in。 6 Preposition of time We read English ___ the morning. Our new term starts ____September . We have a field trip __ autumn. We took a trip to ____2022. in in in in in parts of day （一天中的早中晚） months （月份） seasons （季节） years (年） 7 Preposition of time 1 1:Our summer holiday starts ____1 July. 2：We don't go to school ____ Saturday. 3:We have a Biology class ___ Tuesday morning. 4:We have lots of fun _____ Children's Day. on on on on on dates 2 days 3 parts of a specific day（具体某一天的某个时间段）;某一天的上下午和晚上 4 special holidays (特殊的节日) 8 Preposition of time Millie has breakfast ___seven o’clock. Children in China start school ___ 6 years old. at at at time of day （具体时刻） age We use ‘on’ before ________, __________, ____________________, _______________. days dates parts of a special day special holidays on用于表示星期几、日期、有Day的节日等时间，具体某一天的上午、下午或晚上。 e.g. on Monday / Friday / Sunday on 1 October / 2 September on Children’s Day / Teachers’ Day on Wednesday afternoon / a cold morning 星期日期和节日，具体某段都用on。 New Year’s Day 元旦节 Children’s Day 儿童节 May Day 五一节 Mother’s Day 母亲节 Father’s Day 父亲节 Teachers’ Day 教师节 Thanksgiving Day 感恩节 在有Day节日前用 on We use ‘at’ before __________, ______. time of day age at用于表示具体的钟表上的时间、年龄、一日三餐、部分节日等。 e.g. at breakfast/lunch/dinner /supper at 6:00 a.m. / 7 o’clock at the age of 13 / at 5 years old at Christmas 三餐时岁用at on Kitty wants to go to the bookshop on every day. Rules this afternoon that morning tomorrow night yesterday evening next Sunday last Monday 注意：上(last)下(next)这(this) 那(that)每(every)之前，in/on/at皆不填 Let’s learn 一天中的某个时刻 年龄 in、on、at作为时间介词的使用，你能区分开吗？让我来测验一下你们吧！ Let’s try In on in on at On at 一天的某段时间 一天的具体时刻 星期 特定某一天的某段时间 月份 日期 一天的具体时刻 Let’s try 从下列选项中选出最正确的一项 1. Chunfen－the fourth solar term(节气) of the year－starts______ March 20th this year. A. in B. at C.on D. by 2. Mingming will have a class meeting _______ 3:30 this afternoon. A. on B. in C.at D. with 3. ______ Spring, the days are often windy and bright. It is a perfect time to fly a kite. A. On B. In C.At D. With 4. My mother often wakes me up_____ 8:00_____ Sunday morning. A. in;at B. at;in C.at;on D. in;on Let’s try 用适当的介词填空 1. Shenzhou XV crew members, Fei Junlong and Zhang Lu, took their sapcewalk _______ April 15th, 2023. 2. Children always give their mothers flowers _____ Mother´s day. 3. He was born _____ a cold evening in 1999. 4. _____ summer, we like going swimming in the pool. 5. We often do after-school activities_____ 5 p.m. ____ weekdays. 6. Sandy goes to the Computer Club _____ Fridays. on on In at on on on Let’s learn 这些单词是什么意思呢？它们的用法是什么？除了这些单词还有吗？ Let’s summarize 巧学妙计 介词in/on/at 年月季前要用in, 日子前面却不行。 遇到几号要用on, 上午下午又是in。 要说某日早中晚，用on换 in 才能行。 午夜黄昏用at, 黎明用它也不错。 也可用在时分前，表明时间莫等闲。 1. 对频率副词和表示频率的时间 划线提问用： How often “多久（一次）” 2. 频率副词在句中的位置： “实义动词前 、Be动词后 ” 翻译下列句子 1. 太阳总是从东方升起,西方落下. The sun ________ rises in the east and sets in the west. 2. 他通常10点钟睡觉． He _________ goes to bed at ten o’clock. 3. 他上学经常迟到． He is _________ late for school. 4. 有时他晚饭后去图书馆. He ___________ goes to the library after supper. 5. 莉莉不常(很少)读报． Lily _________ reads newspaper. 6. 我上学从来不迟到． I am ________ late for school. often sometimes seldom never always usually 1. never always 2. often usually 3. never 和 seldom 4. sometimes 、often 、usually 、always 反义词 频率小于 表示否定 表示肯定 Tips小贴士 将左栏中的百分数和右栏中相应的频率副词对应起来. 1 . 100% A. sometimes 2. 80% B. seldom 3. 60% C. never 4. 40% D. usually 5. 20% E. always 6. o% F. often E D F A B C Thank you! $