2016中考英语复习：命题人最爱的时间介词
英语中时间的各种介词搭配有没有困扰你？来学习一下英语时间的几种表达方法及搭配吧！
1．多少年，多少天以前，用这个词ago,比如说，三年以前：three years ago.几星期以前，weeks ago,一个半月以前：one month and a half ago，
例句：
I bumped in to my old friend a few days ago.我几天前无意间撞见了我的老友。
Marry dropped out of school months ago.玛丽几个月前辍学了。
We settled down in NewYork 2 weeks ago.两星期前我们在纽约定居下来。
2．多少年，多少天以后，用介词in，如：几年后：in years,in a couple of years,5个月后：in 5 months,10天后：in 10 days
例句
Ill let you know our final decision in a week.一个星期后，我会通知你我们的最后决定。
Were moving to Guangzhou in 2 days.两天后，我们就要搬去广州了。
3．在。。。时间以内：within,within 2 weeks,within one year,within 7 months
She will finish her work within one week.她将在一周内完成工作
。4.before,after这两个词怎么用呢？，
~~~~它们的后面可以接从句
before在某事发生之前
after在某事发生之后：
例句
I was only a farme rbefore I came to Guangzhou.在我来广州之前,我只是个农民
.We went to aconcert after we finished our work.我们下班后去听了音乐会.
~~~~before,after这两个词后面还可以接名词
例句
I would like to have a chat with you before meal.吃饭前我想和你谈一下。
Ill meet you at the school gate after class.课后我们在校门口见。