Unit 4 Grammar 课件 2024-2025学年译林版英语七年级上册

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 1 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: 3 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) ‹#› 4 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) ‹#› 5 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 ‹#› 6 Prepositions of time—in,on,at we use “in” before _, _, _,_. parts of the day months seasons years we use “on” before _, _, _, _. days dates parts of a special day special holidays time of day we use “at” before _, _, _. mealtimes age 一天中的早中晚、月、季节和年。 星期、具体某天的早中晚、日期和特定节日。 具体几点、年龄和一日三餐等。 ‹#› 7 Have a try _ eight o’clock _ 8:15 _ autumn/winter at _ New Year's Day _ 10 years old _ Friday morning at in on at on ‹#› 8 ( )1.I play computer games_ Sunday evening. A. in B.at C.on D.to ( )2, He goes shopping _the morning. A. on B.in C.to D.at ( )3.I go to bed _ten every evening. A. at B.in C.on D.For ( )4.In Beijing , it always snows _ winter. A. in B. on C. at D. of ( )5.I often get up _ 6 o’clock. A. for B. in C. at D. to 单项选择 ‹#› 9 Dear Millie, Thanks for your email. I would like to tell you about my life here. Our lessons begin _ nine o’clock. Usually we have three lessons _ the morning and two _ the afternoon. We do not have lessons _ Saturday or Sunday. I love sports. I am good at playing football. I often play it with my friends _ Saturday afternoon. We have a football match _ autumn every year. This year, it is _ 15 November. My friends and I always have fun . All the best, Tom at in in on on in on ‹#› Adverbs of frequency(频度副词) Adverbs of frequency tell you how often things happen.Look at the graph/gra:f/(图表) below. Look at next PPT. Adverbs of frequency ‹#› Adverbs of frequency always, often, usually, sometimes, seldom, never等词被称为频度副词, 可与一般现在时连用, 表示事情发生的频率, 频度副词是表示与次数, 频率有关的副词, 其排列是(由大到小): always (总是), usually (通常), often (常常), sometimes (有时), seldom (不常), never (从不)。 ‹#› 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 【注意】 14 Please look at the following sentences. Pay attention to the usage of the adverbs of frequency. 1:I seldom go out. After supper, I sleep. 2:I usually go to school at 8. 3:I’m never late for school. 4:We often read books in the reading room on Saturdays. 5:My friends and I sometimes go to the library in the afternoon. 6:We always have a good time at school. ‹#› 15 1、频率副词位置记忆口诀: Be动词之后 行为动词之前 2、How often是对表示频率副词的时间状语的提问,可翻译为“多久(一次)” Adverbs of frequency ‹#› 1 I do not have much time to play tennis. I _ plays tennis. 2 Simon loves playing football. He _ plays football in the playground. 3Amy is a member of the swimming team. She _ swims after school. often usually B1:Sandy is writing about how often she and her classmates exercise.Look at the graph above.Then help her comlete the notes on page 48. seldom 4) Daniel does not like basketball. He _ plays it. 5) Kitty dances every day. She _ dances for half an hour. 6) Millie _ goes roller skating, but she’s not good at it. never always sometimes Summary: 1介词in,on.at表示时间时间的用法 介词in,on,at表示时间的用法 at 1用于具体的时间之前,例如:at six o’clock. 2用于某些特定的时间词之前,例如:at night. 3at+年龄表示“在……几岁的时候”,例如:at the age of eight In 1表示时间,例如:in the morning 2用于月份前,例如:in April 3用于季节前,例如:in spring 4用在年份前,例如:in 1980 On 1用于星期前,例如:on Sunday. 2用在具体的日期或具体的某一天的上下午晚上,例如on Wednesday morning. 3用于节日前,例如:on Children’s Day. 2、adverbs of frequency: always (总是) usually (通常) often (经常) sometimes (有时) seldom (很少) never (从不) Summary 当堂检测 一、根据句意, 用介词at, on或in填空。 1. Most children in China go to school_ six. 2. It is very hot _ July in our city. 3. We usually have a big party _ New Year’s Day. 4. Birds fly to the south _ autumn. at in on in 当堂检测 5. Her father likes reading newspapers _ breakfast. 6. Our school day starts _ 8:00 a.m. 7. Sandy always goes to the library _ Mondays. 8. My father enjoys running in the park _ the morning. in at at on 当堂检测 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 二、翻译下列句子。 Homework: 1. Master the new words in this lesson. 2. Finish all the exercises about grammar. 24 核对课本P47A1和P48B1的答案: (P47)A1:1 in 2 at 3 On 4 on 5 in 6 on 7at (P48)B1:1 seldom 2often 3 usually 4never 5always 6 sometimes $$