Unit4 Grammar 课件2026-2027学年译林版七年级英语上册

该初中英语课件聚焦时间介词（in, on, at）和频率副词，通过Millie的学校生活实例导入，搭建从生活情境到语法规则的学习支架，帮助学生衔接已知与新知，系统掌握介词用法分类及副词频率排序。 其亮点在于采用“24h黄金法则”结构化总结介词规则，结合百分比图表直观呈现频率副词，通过对话练习和分层反馈题提升语言运用能力，培养思维品质。教师使用可高效教学，学生能在情境中巩固知识，提升学习效率。

Grammar Unit 4 School days Millie’s school starts _____ eight ______ the morning. Usually, she does morning exercises first. Then her lessons begin _____ 8:15. She has Biology classes ____ Tuesdays and Thursdays. Millie likes playing volleyball. She practises playing volleyball ___ Friday afternoons. at in at on on Lead-in How do we use prepositions “in”, “on” and “at” to talk about time? We read English ___ the morning. Our new term starts ____ September. We have a field trip ___autumn. We took a trip to a farm ____ 2022. in in in in parts of day （早中晚） months（月份） seasons（季节） years（年份） in A Prepositions of time We don't go to school ____ Saturday. Our summer holiday starts ____ 1st July. We have a Biology class ____ Tuesday morning. We have lots of fun _____ Children's Day. on on on on on days （星期） dates （日期） parts of a specific day （具体某一天的早中晚） special holidays (特殊的节日) New Year’s Day Children’s Day May Day Mother’s Day Father’s Day Teachers’ Day Thanksgiving Day 在有day的节日前，用 on 元旦 儿童节 五一节 母亲节 父亲节 教师节 感恩节 Millie often gets up ___ 7 o’clock. Children in China usually start school ___ 6 years old. I read English ___ breakfast. People give presents ___ Christmas. at at at at time of day （具体几点钟） age（年龄） mealtime（一日三餐时间） festivals（节日） at Christmas the Spring Festival the Dragon Boat Festival the Mid-autumn Festival Halloween 没有day的节日前, 用 at 圣诞节 春节 龙舟节 中秋节 万圣节 24h黄金法则 in 后接的是 一段时间 ，这些表示时间的名词由短到长： 早中晚＜月份＜季节＜年份 on 后接的是 具体的某一天，为： 两个期（星期、日期）, 有“Day”的节日, 具体某一天的早中晚 at 后接时间为： 具体几点、年龄、一日三餐、没有“Day”的节日 ___the evening ___Monday morning ___the morning of 1 August, 2024 ___weekdays ___weekends ___night ___noon ___midnight ___lunchtime ___this/ that time of the day in on on on at/ on at at at at at Have a try Fill in the blanks with “in”, “on” and “at”. / Fill in the blanks with “in”, “on” and “at”. 1. The new school term begins ____Sep. 1st. 2. The new school term begins ____September. 3. Our school begins ___ Sunday evening. 4. Our class starts ____ seven in the morning. 5. Tommy wants to go to America ____ 18. 6. People get red packets the Spring Festival. 7. People get presents New Year's Day. 8. She goes walking ____ every day. 9.We had a party ____ last night. 10. The story happened _____ a cold winter morning. 11. My friends give me some gifts _____ my birthday every year. on in at on at / at on 不加介词情况: next, last, this, each, every, some, all 的词组 tomorrow , yesterday, the day after/before..., every day等 on on In at On on in on at A1 Can you tell me some words like “usually” ? never seldom sometimes often usually always Usually, Millie does morning exercises first. B Adverbs of frequency Adverbs of frequency tell you how often things happen. Look at the graph below. A： How often does ...? B： He / She ..... 100% 80% 60% 40% 20% 0% Adverbs of frequency 频率副词 negative 表否定 always usually often sometimes seldom never 1.常用的频率副词有：________、_______、_________、________、________、________。 2.它们表示的频率大小可以表示为: _______ > _________>_______> _________ > _______ >_________ 3.对频率副词和表示频率的时间划线提问用_______________________。 How often 多久一次 always usually often sometimes seldom never always usually often sometimes seldom never Work out the rule every day once a week twice a month three times a year … B1 seldom often usually never always sometimes 1. 频率副词位于行为动词之前。 My father usually walks home. 我的父亲通常步行回家。 2. 频率副词位于be动词之后。 I am always happy. 我总是开心。 She is never late for school. 她上学从不迟到。 3. 频率副词位于助动词与行为动词之间。 I will always love you. 我将永远爱你们。 频率副词在句中的位置： 有时为了强调也可置于句首或句尾。 一、单选 The meeting is _____ the morning. A. in B. on C. at D. from 2. He started learning French __ 15th May. A. to B. for C. at D. on 3. I don’t like skiing at all. I _____ go skiing. A. never B. seldom C. often D. sometimes Feedback 4. Tom _____ to work by bicycle. A. usually go B. go usually C. usually goes D. goes usually 5. We often eat dinner at home on weekends, but ______ we eat out. A. sometimes B. seldom C. never D. always 6. Jerry _________ for school. A. is usually late B. usually is late C. is late usually D. goes usually late 二、句型转换 1.She often goes to the Reading Club on Wednesdays and Fridays. (同义句) She often goes to the Reading Club______ ______week. 2.He seldom takes a taxi to go to school.(对划线部分提问) _____ ____ ______he _____ a taxi to go to school? 3.We play badminton for half an hour every day.(对划线部分提问) ___ ___ ___ ___ play badminton every day? 4. Eddie walks to his bowl many times a day. (对划线部分提问) ____ _____ ______ Eddie ______ to his bowl? twice a How often does take How long do you How often does walk Love our school life! Enjoy our school life！ Grow up in our school life! $