1、inonatPrepositions of time表示时间的介词/prepz()n/12541267810119 3They do morning exercises at 8 oclock.Childrens Day is on June 1st.It is very cold in winter.They do morning exercises at 8 oclock.Childrens Day is on June 1st.It is very cold in winter.at,on,in 时间介词1.We always have English lessons _ the mor
2、ning.2.Teachers Day is _ September.3.We often go swimming _ summer.4.Millie was born(出生于)_ 1990.inininin we use in before _,_,_,_.parts of the daymonthsseasonsyearsin:(in用于表示泛指的某天的各个部分;月份;季节及年份）spring,summer,autumn,winter1.Our lessons begin _ 8:15.2.My father often reads newspapers _ breakfast.3.Mil
3、lie comes to China _ 7 years old.atat atwe use at before:_,_,_.clock timemealtimesageat:(at 用于表示具体的钟表上的时间,就餐时间,及年龄）at noon 在中午at midnight 在午夜at the weekend/at weekends 在周末some festivals(节日)at Christmas 在圣诞节 we use on before:_,_,_,_.daysdateson:(on 用于表示具体的日子，日期；特指某天的各个部分；一些特殊的节日)parts of a specific(特
4、定的)dayspecial(特殊的)holidays1.We have a PE lesson _ Friday.2.Our National Day(国庆节)is _ October 1st.3.I often practise volleyball _ Wednesday afternoon.4.The children always have fun _ Childrens Day.onononon_ Christmas Day at Christmas在圣诞节on 表时间时,at 强调“点”，in 强调“段”，“日”某日的早、on强调某日的中、某日的晚。at强调“点”，in强调“段”，
5、on强调“日”和某日的早、中、晚。表时间时，atininononinonFill in the blanks with“in”“on”“at”.1.Halloween party is _ the evening of October 31st.2.I was born _ 1990.And my birthday is _ May 16th.3.Well have a party _ next week.4.Im good at English.I want to go to America _ the age of 20.5.Birds fly to the south(南方)_ autu
6、mn.oninonatin7.My father usually goes fishing _ the weekend.8.It is good to go for a walk _ a sunny morning.9.He always goes to the library _ Mondays.10.I like playing tennis _ the afternoon,but I will play basketball _ this afternoon.11.The boy gets home _ a cold winter morning.12.We have a party _
7、 New Years Day.ononinaton 6.We have a Maths lesson _ 7:40 _ Monday morning.atonTommy and Millie often chat with each other on the Internet.Do you often chat on the Internet?Howoften do you write emails?You chat with friends on the Internet every day.You only chat with friends on Sundays.You always c
8、hat with friends on the Internet.You sometimes chat with friends on Sundays.alwayssometimesAdverbs of frequencyAdverbs of frequency/dvb/frikw()ns/Adverbs of frequencyAdverbs of frequency0%never20%seldom40%sometimes60%often80%usually100%alwaysAdverbs of frequencyAdverbs of frequencyneverseldomsometim
9、esoftenusuallyalwaysplay basketballplay badmintongo roller skatingdanceswimplay footballnever0%seldom20%sometimes40%often60%usually80%always100%_Adverbs of frequency(频率副词)频度副词(频率由高到低):always(总是)usually(通常)often(经常)sometimes(有时)seldom(很少)never(从不)oftenoftenseldomseldomusuallyusuallyneverneveralwaysal
10、wayssometimessometimesMondayTuesdayWednesdayThursdayFridaySaturdaySundaydancemusicdancebasketballmusicdancedancefilmdancemusicdancefilmcomputermusicmusiccomputercomputerfilmdancemusicfilm观察Mary的一周活动表，用适当的频率副词填空：1.Mary _ dances.2.Mary _ listens to music.3.Mary _ goes fishing.4.Mary _ plays basketball
11、.5.Mary _ plays computer.6.Mary _ watches a film.alwaysusuallyneverseldomsometimesoftenu Tick()the answers.ActivityHow oftenget upearlyHave breakfastListen carefully in classdo my homework at schoolsee a moviehelp teachersalwaysusuallyoftensome-timesseldomnevern定义:英语中always,usually,often,sometimes,s
12、eldom,never 等，叫做频度副词。这类词用来表示某一动作发生的频率，或某一状态出现的频率，即在一定的时间内动作重复发生或状态重复出现的次数。n分类：模糊频度副词精确的频度副词alwaysusuallyoftensometimesseldomnever100%总是80%通常60%经常40%有时20%很少，几乎不0从不模糊频度副词general这些词都是表示事情发生频率的副词，也是不准确地说某事在一段时间内发生的次数。精确的频率副词:specific以下这些频率副词可以准确地表达事情发生的频率。一次 once两次 twice三次 three times注意：在记忆时，我们只要记住 once
13、（一次）和 twice（二次）就可以了。其他发生次数只要用“数字times”来表达就可以了。n频度副词在句中的位置：在行为动词句子末尾模糊频率副词：精确的频率副词:be动词之后对划线部分提问：He plays football every day.How often does he play the football?Once/twice/three times/sixdays a week/every day如何回答：如何提问？比较下列句子：1.He goes swimming four times a day.2.He goes swimming four times a day.How
14、often does he go swimming?How many times does he go swimming a day?1.The meeting is _ the morning of October 30th.A.in B.on C.at D.from2.I dont like skating at all.I _ go skating.A.never B.seldom C.often D.sometimes3.Tom _ to work by bicycle.A.sometimes go B.go sometimes C.sometimes goes D.goes sometimes 4.We often eat dinner at home on weekends,but _ we eat out.A.sometimes B.seldom C.never D.always 5.Jerry _ for school.A.is usually late B.usually is late C.is late usually D.goes usually lateThank you!
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