初中-on-in-at-表示时间的用法总结.ppt

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1、6.At three this afternoon.今天下午三点。今天下午三点。介词介词at意为意为“在在”，在本句中表示时间，在本句中表示时间，其后一般跟表示钟点的词。如：其后一般跟表示钟点的词。如：at 6:00 在在6点点at 7:15 在在7点点15分分 辨一辨辨一辨 表示时间的介词表示时间的介词at,in与与on(1)at常用于时刻前或一些固定的习惯用语中。如：常用于时刻前或一些固定的习惯用语中。如：at 9:00 在在9点钟点钟at noon 在中午在中午at night at Christmas(=on Christmas Day)I dont like going out at

2、 night.at the weekend/at weekends 在周末Will you be here at the weekend?Do you give each other presents at Christmas?at the moment/at present 目前Mr Benn is busy at the moment/at present.at the same time 同时Liz and I arrived（到达）at the same time.in May 在五月在五月in 2013 在在2013年年 in the morning/afternoon/evenin

3、g 在早上在早上/下午下午/晚上晚上(3)on用在日期、星期几、节日前，也可用用在日期、星期几、节日前，也可用来来表示具体某一天的上午、下午或晚上。表示具体某一天的上午、下午或晚上。如：如：on November 1st 在11月1日 on Childrens Day 在儿童节在儿童节 on Tuesday evening 在周二晚上在周二晚上 I heard a shot on the morning of March 18.我在三月18日的早上听到一声枪响(2)in用在月份、季节、年份等前面，也可以表示用在月份、季节、年份等前面，也可以表示“在早上、在下午、在晚上在早上、在下午、在晚上”。

4、如：。如：in来表达较长的时间（例如：月、季、年）in the 18th century in the 1970sIn the Middle Ages in(the)futurein the evening(s)在晚上（在每个晚上）I will see you in the morning.我将在早上见你。Do you work in the evenings?每个晚上你工作吗？on用来表达星期几和几月几日：on Friday/on Fridays on 12 March 1991在（每个）星期五 在1991年三月12的这天on Christmas Day on my birthday在圣诞节

5、这天 在我生日这天注意疑问句通常用What time?(通常不用at what time?)What time are you going out this evening?可以说：in the morning(s)在早上（在每个早上）in the afternoon(s)在下午（在每个下午）但要说：on Friday morning(s)在（每个）星期五早上on Sunday afternoon(s)在（每个）星期天下午on Monday evening(s)在（每个）星期一晚上Ill be at home on Friday morning.星期五早上我将在家里。Do you really

6、 go out on Saturday evenings?你真的每个星期六晚上都出去吗？last/next/this/every 前不用at/on/in:I will see you next Friday.(而非on next Friday)我将在下周五见你。They got married last March.去年三月他们结婚了。in a few minutes/in six months等表示将来某时：The train will be leaving in a few minutes.(从现在开始的几分钟之内)Jack has gone away.Hell be back in a

7、week.(从现在开始的一周之内)She will be here in a moment.(一会)还可以说in six months time,in a weeks timeThey are getting married in six months time.(=in six months)他们将在六个月内结婚。还可以用in表示“用时间”I learnt to drive in four weeks.(我学驾驶用了四周时间)一、用at,on或in填空，在不需要介词的地方划“-”。（1）Ill see you _ Friday.Ill see you _ next Friday.(2)Wha

8、t are you doing _ Saturday?What are you doing _ the weekend?(3)They often go out _ the evenings.They often go out _ Sunday evenings.(4)Do you work _ Wednesdays?Do you work _ every Wednesday?(5)We usually have a holiday _ the summer.We often have a short holiday _ Christmas.Pauline got married _ 1991

9、.Pauline got married _ 18 May 1991.Chris is getting married _ this year.用at,on 或in 填空。（1）Li Ming was born in Beijing _ 1756.(2)I havent seen Kate for a few days.I last saw her _ Tuesday.(3)The price of electricity is going up_ October.(4)Ive been invited to a wedding _ 14 Feburary.(5)Hurry up!Weve g

10、ot to go _ five minutes.(6)Im busy just now but Ill be with you _ a moment.(7)Jennys brother is an engineer but hes out of work_ the moment.(8)There are usually a lot of parties _ New Years Eve.(9)I hope the weather will be nice_ the weekend.(10)_ Saturday night I went to bed _ 11 oclock.(11)I dont like travelling _ night.(12)We travelled overnight to Paris and arrived _ 5 oclock _ the morning.