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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2020/8/20,#,介词,_,three oclock,_,one oclock,at,at,at+,时钟,_,dawn(在黎明前),_,sunrise(在日出前),_,noon(在正午),_,breakfast(在早餐时),_,night(在晚上),at,at,at,at,at,为什么用,at,？,at 4/6:00 am,at 5:00 am,at 12:00 am,at 7/8:00 am,at 7/8:00 pm,等于告诉我们此时几点,_,Christ,mas,_,Easter,_,Thanksgiving,at,at,at,at+,节日,第一组：,at in on,at+,时间,身份一:at+点钟,明显的点钟:at three oclock,隐含的点钟:at noon,身份二:at+节日,at Christmas;at Thanksgiving,_,a week,_,May,_,Spring,_,1990,in,in,in,in,周,月,季,年（份）,_the morning,_the afternoon,_,the evening,in,in,in,_a century,_the day,in,in,_,the past,_the future,_my youth,in,in,in,这些为什么用,in,?,时间段,长时间,时间段,/,长时间,in,长时间（时间段）,第一组：,at in on,at+,时间,身份一:at+点钟,明显的点钟:at three oclock,隐含的点钟:at noon,身份二:at+节日,at Christmas;at Thanksgiving,in+,长,时间,in+,时间段,in a week;in May;in spring;,in the morning;in a century;,in the past 在过去;in the future 在未来;,in my youth 在青少时代,_Sunday,_,Monday morning,on,on,_a cold evening,_,New Years Eve,on,on,_,October the first,1999,_,a Friday evening,on,on,on,_,the eve of Spring Festival,均为具体特定的时间,在星期日,在星期一早上,在一个寒冷的晚上,在新年前夕,在1999年10月1日,在星期五晚上,在春节前夕,第一组：,at in on,at+,时间,身份一:at+点钟,明显的点钟:at three oclock,隐含的点钟:at noon,身份二:at+节日,at Christmas;at Thanksgiving,in+,长,时间,in+,时间段,in a week;in May;in spring;,in the morning;in a century;,in the past 在过去;in the future 在未来;,in my youth 在青少时代,on+,时间,on+具体特定时间,on Sunday;on Monday morning;on a cold evening;,on New Years Eve;on October the first,1999;,on+节日(day/eve),_,Thanksgiving,；,_,Thanksgiving Day,at,on,in the street,in the road,at the weekend,at,weekend,s,o,n the street,o,n the road,on,the weekend,on,weekend,s,注：,1.,英国英语,VS,美国英语,in the street,o,n the street,in the road,o,n the road,at the weekend,on,the weekend,at,weekend,s on,weekend,s,today;,今天,tomorrow;,明天,yesterday;,昨天,the day before yesterday,;,前天,the day after tomorrow,;,后天,last week/month,;,上,next week/month;,下,this week/month,;,这,that week/month;,那,every week/month;,每,独立的时间副词,前不能和介词连用,注：,1.,英国英语,VS,美国英语,in the street,o,n the street,in the road,o,n the road,at the weekend,on,the weekend,at,weekend,s on,weekend,s,2.,时间短语,前不用介词情况,today 今天 last week 上,tomorrow 明天 next month 下,yesterday 昨天 this week,这,the day before yesterday 前天 that week 那,the day after tomorrow,后天 every month 每,今明，昨天，前，后天 上，下，这，那，每之前,at/in/on,都不填,3.,时间介词（,at/in/on,用法口诀总结）,at,用于时刻前，也与正午午夜连；,周月季年长时间，泛指一晌和傍晚；,on,指特定某一天，日期星期节日前；,某天上下午夜晚，依然要在,on,后站；,今明昨天前后天，上下这那每之前；,at in on,都不填。,典型例题,1,用,at,，,in,，,on,填空。,1.I was born _ 1995.,2.I usually get up _ 6 oclock.,3.My dad often goes to work _ Saturday.,4.I often go for a walk with my mum _the evening after dinner.,in,at,on,in,典型例题,1,用,at,，,in,，,on,填空。,5.We have a Sports Day _,Spring.,6.He often wakes up _ midnight.,7.Chinese always have a big dinner _ the eve of Spring Festival.,8.I met him _ that day.,9.My brotherjoined the army _ October 10.,in,at,on,on,on,典型例题,2,用,in,，,on,填空。,My parents got married_,1968 and moved here_,1970.My brother was born_March 2,1971,and I was born_,January 13,1975.,Ill finish school,_,a few months.My last class is _June 1st.Then Im going to look for a job.,My brother is getting married _ three weeks.Were having a party for him and my new sister-in-law,Candy Reeds,_ Sunday.In fact,hell be here_a few minutes.,Were going to plan the food tonight and buy it_,Friday.,in,in,on,on,in,on,时间段,时间段,in,on,时间段,in,on,before,与,ago:,相同点：,都用于一过,不同点：,1,）位置上,before+.;.ago,2,）,before+,时间点,before 10 oclock,时间段,+ago 5 years ago,before/ago,第二组:ago与before;for与since;till与until;in与after,相同点：都用于一过,不同点：,1.,位置上,before+.;.ago,2.before+,时间点,before 10 oclock,时间段,+ago 5 years ago,20 minutes,three days,6 months,4 years,2 weeks,a long time,6:15 p.m.,Monday,January,1994,1800,I left school.,a,period,of time,a,point,in past time,for,since,for,since,for,用来说明动作延续时间的长度,“,长达,.”,since,用来说明动作开始的时间,“,自从,.”,_ten years,_1990,_he left college,_2 months,_July,_nine days,_Setember 17th,2008,_Icame to Shenzheng.,_5 hours,_April,for,since,since,for,since,for,since,since,for,since,He has learned English since 2002.,He has learned English for 10 years.,表达方式不同，但结果相同,1._Friday,2._last year,3._one week,4._20 minutes,since,for,since,for,六、下面表示时间的词汇，应该搭配,for,还是,since,？,5._1 oclock,6._2002,7._100 years,8._a month,since,for,since,for,9._a day or two,10._we met,11._a while,12._the beginning,since,for,since,for,一会,总结：先判断 和 ，,再确定,since/for.,before/ago,第二组:ago与before;for与since;till与until;in与after,相同点：都用于一过,不同点：,1.,位置上,before+.;.ago,2.before+,时间点,before 10 oclock,时间段,+ago 5 years ago,for/since,for“,长达,.”,+,时间段,since“,自从,.”+,事情开始的时间点,He has learned English since 2002.,He has learned English for 12 years.,till,until:,till/until,He waited for me till/until 12 oclock.,not .until/till,He didnt get up till/until 10 a.m.,“,直到,.,”,延续性,V.,“,没有,.,直到,.”,瞬间,V.,in,after:,in+,段,时间,；与一将连用,1,2,after+,段,时间,；与一过连用,例：,The doctor will be with us _ 6 minutes.,He received her letter _ 4 weeks.,in,after,before/ago,第二组:ago与before;for与since;till与until;in与after,相同点：都用于一过,不同点：,1.,位置上,before+.;.ago,2.before+,时间点,before 10 oclock,时间段,+ago 5 years ago,for
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