Unit 4 Grammar 课件 2024-2025学年英语牛津译林版七年级上册

Grammar Unit 4 School days 23021 学习目标 1. 能掌握表示时间的介词in/on/at的用法。 2. 能掌握频度副词的用法、位置和常用的频度副词及其频率大小。 23021 1. What time do you go to school every day? 2. On what days do you usually have Geography lessons? 3. When do you usually have Chinese lessons? I go to school at 7:30 a.m. every day. We have Geography lessons on Mondays and Fridays. We usually have Chinese lessons in the morning. Lead-in How can we use in, on and at correctly? 23021 新课讲授 Preposition 介词 Used for 用于 Example 例子 in parts of day 一天的某段时间（早、中、晚） months 月份 seasons 季节 years 年份 We read English in the morning. Our new term starts in September. We have a field trip in autumn. We took a trip to a farm in 2002. 例外：at night、at noon 23021 Preposition 介词 Used for 用于 Example 例子 on days 星期 dates 日期 parts of a specific day 某一天的上午、下午、晚上 special holidays 特定的节日（一天） We don't go to school on Saturday. Our summer holiday starts on 1 July. We have a Biology class on Tuesday morning. We have lots of fun on Children's Day. 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、 at Christmas 23021 Preposition 介词 Used for 用于 Example 例子 at time of the day 某一时刻 age 年龄 Millie often gets up at 7 o'clock. Children in China usually start school at 6 years old. 23021 Summary Prepositions of time in on at parts of the day 上午、下午、晚上 months 月份 seasons 季节 years 年份 days 星期 dates 日期 parts of a specific day 某一天的上午、下午、晚上 special holidays 特定的节日（一天） time of the day 某一时刻 age 年龄 23021 Grandma: Hi, Sandy. Tell me about your life at school. Sandy: Sure, Grandma. ______ the morning, I often have Maths and Chinese lessons. These lessons begin ______ 8:15. Grandma: Good. Do you play any sport at school? Sandy: Oh yes! ______ Monday, I go swimming. I also play basketball ______ Friday afternoon. Every year, we have a big basketball match ______ November. Grandma: That's exciting! When is this year's match? Sandy: It's ______ 13 November. It starts ______ 4:30 in the afternoon. Would you like to come and watch? Grandma: Of course! Tip: Circle the nouns, numbers or noun phrases representing time. Sandy is talking to her grandma about her school life. Complete their conversation with the correct prepositions of time. In at On on in on at Practice 23021 On weekdays, I wake up early in the morning and get ready for school. At 7:50, I arrive at school and then have lessons. At lunchtime, I eat with my classmates and chat about our day together. I also take part in after-school activities. In the evening, I do my homework and relax at home. In short, my school life is full of fun moments! Talk with your partner about your school life, using prepositions of time. 23021 Adverbs of frequency tell you how often things happen. Look at the graph below. 23021 Summary 常见的频度副词有：always(总是)， usually(通常)，often(时常；经常)， sometimes(有时)， seldom(很少；几乎不)，never(从不)等。 按频率大小排列如下：always(100%)>usually(80%)>often(60%) >sometimes (40%)>seldom(20%)>never(0%)。 never seldom sometimes often usually always 从不 很少 有时 经常 通常 总是 0% 100% 23021 1) She is never late. 她从不迟到。 2) We don’t often have time to talk. 我们常常没有时间谈话。 3) I will always love you. 我将永远爱你。 4) He usually takes a walk after dinner. 他晚饭后通常去散步。 频度副词在句中的位置 频度副词一般放在be动词/助动词/情态动词之后、行为动词之前。 23021 I do not have much time to play tennis. I play tennis. Simon loves playing football. He plays football on the sports field. Amy is a member of the swimming team. She swims after school. Daniel does not like basketball. He plays it. Kitty dances every day. She dances for half an hour. Millie goes roller skating, but she is not good at it. Sandy is writing about how often she and her classmates exercise. Look at the graph above. Then help her complete the notes below. seldom often usually never always sometimes Practice Can you tell the differences between “never, seldom” and “sometimes, often, usually, always”? “Never and seldom” show a negative meaning, while “sometimes, often, usually and always” show a positive meaning. 23021 1. We always go to school early in the morning and read books together. 2. Our teachers usually organize field trips for us to learn outside the classroom. 3. My friends and I often eat together in the dining hall at lunchtime and chat with each other. 4. I sometimes take part in the talent show at our school. 5. We seldom have class picnics, but when we do, it is the highlight of the term. 6. I am never late for classes. Write six sentences about your school activities, using each adverb of frequency above once. 23021 当堂检测 1. _______ weekends we can do many after-school activities. 2. She usually gets up _______ 7 a.m. _______ school days. 3. She likes going swimming _______ summer and going skating _______ winter. 4. There will be a football match in our school _______ the morning of October 12. 5. _______ weekdays we are always busy with our studies 一、用介词in、on或at完成下列句子。 On/At at on in in on On 23021 1. The things in the supermarket are good, so I _______ (always/ seldom) shop there. 2. Susan likes emailing me, so she _______ (seldom/ usually) calls me up. 3. Millie loves watching films, so she _______ (often/ seldom) goes to the cinema. 4. I think ice cream is bad for my health, so I _______ (often/ never) eat it. 5. Sandy lives near her school, so she _______ (never/ usually) walks to school. 6. After dinner, Grandpa _________ (sometimes/ never) plays Chinese chess or takes a walk with me. We often have fun. 二、根据句意，选择合适的频度副词填空。 always seldom often never usually sometimes 23021 $$