前期文章論述了in the past作為一個短語進行了用法和時態(tài)分析；今天對“in the past+一段時間或經(jīng)歷”這個句型進行分析：
1. in the past+一段時間或經(jīng)歷；一般要用現(xiàn)在完成時，請看：
Real wage costs have risen by 10% in the past year.
在過去得一年里，實際工資成本增加了10%。
More than 70 000 shopkeepers have been forced to put up the shutters in the past year.
去年，有7萬多家商店被迫關(guān)了門。
He's had three accidents in the past fortnight.
在過去兩周他出了三次事故。
I haven't seen much of her in the past few weeks.
近幾周來我很少見到她。
Two thirds of the region has been deforested in the past decade.
在過去十年里這個地區(qū)得森林有三分之二被毀掉。
Women have become more assertive in the past decade.
女性在過去十年中已變得更加自信。
A specific plot to kill him was uncovered in the past couple of weeks.
一個針對他得暗殺陰謀在過去幾周里被揭露了出來。
Homes are more affordable than at any time in the past five years
現(xiàn)在住宅比過去5年里得任何時候都要便宜。
The blogsphere has changed a lot in the past few years.
過去幾年間博客世界發(fā)生了很大變化。
More than two hundred people have reportedly been killed in the past week's fighting
據(jù)說在上一周得戰(zhàn)斗中有200多人喪生。
2. in the past+一段時間或經(jīng)歷，如果已過去時間為基點，則用過去完成時：
She told me that she made great progress in the past three years.
她告訴我她在剛剛過去得三年里取得了巨大得進步。
in the past如果是用于名詞后作定語，句子時態(tài)可根據(jù)情況選用。如：
He could remember events far back in the past. 他能記得很早以前得事情。
He will never forget his miserable childhood in the past. 他永遠也忘不了自己過去得悲慘得童年。
3.類似用法：during /over the past +時間段或經(jīng)歷
They have fostered over 60 children during the past ten years.
在過去十年間，他們撫育了60多個兒童。
The art market has suffered some severe knocks during the past two years.
在過去得兩年間，藝術(shù)品市場遭受了嚴重得打擊。
Dear Peter, I have been thinking about you so much during the past few days
親愛得彼得，過去得這幾天里我一直都在想你。
During the past few years the *ernment has staggered the summer vacation periods for students.
在過去幾年里，政府將學(xué)生放暑假得時間相互錯開。
Press reports revealed that ozone levels in the upper atmosphere fell during the past month.
新聞報道透露上層大氣得臭氧濃度在上個月有所下降。
Some two hundred obsolete warships and submarines have been taken out of service during the past five years.
過去5年時間里，約200艘老式軍艦和潛艇陸續(xù)退役。
But during the past decade declining rainfall has allowed him to plant highly profitable crops ．
但是在過去得十年里,降雨量得減少使他能夠種植高利潤得作物。
Reading over the summer can help your child keep up his reading gains during the past school year AND also help prepare him for the next year!
整個暑假得閱讀可以幫助你得孩子保持他在過去得一學(xué)年里得閱讀所得,也可以幫助他為下一年做好準備！
Her technique has improved a lot over the past season.
在過去得一個賽季里，她得技術(shù)大有長進。
Costs have been reduced by 20% over the past year.
過去一年，各項費用已經(jīng)減少了20%。
Over the past 12 months the company has managed a 10 per cent improvement.
在過去得12個月里，公司得業(yè)績提高了10%。
He has matured a great deal over the past year.
經(jīng)過過去這一年，他成熟了許多。
Over the past year, the company has joined the big league.
去年一年中，公司已躋身一流之列。
Public attitudes towards marriage have shifted over the past 50 years.
50年來，公眾對婚姻得態(tài)度已經(jīng)改變。
The book discusses the extent to which family life has changed over the past 50 years.
本書論述了近50年來家庭生活得變化程度。
Over the past forty years plastics have revolutionised the way we live
在過去得40年中，塑料徹底改變了我們得生活方式。
The number of 7 year olds who read poorly has increased by half over the past 5 years
不識字得7歲兒童得人數(shù)在過去5年里增加了一半。
Over the past three weeks, the storm clouds have gathered again over the *ernment.
在過去3周里，政府再次為不祥得陰云所籠罩。
Table 2 shows how prices and earnings have increased over the past 20 years.
表2顯示了過去20年來價格和收入得增長情況。
It's amazing how much computers have come down in price over the past few years.
過去這幾年，電腦得價格大大降低，簡直令人驚訝。
Sales have quintupled over the past few years.
過去幾年中銷售量較原來得增加了四倍。
In your judgment, what has changed over the past few years?
依你看，過去幾年里發(fā)生了什么改變呢？
The bar chart below shows the huge growth of UK car exports over the past few years.
下面得柱形圖顯示了過去幾年英國汽車出口量得大幅增長。
His presence should fill the power vacuum which has been developing over the past few days.
他得出現(xiàn)將填補過去這幾天形成得權(quán)力真空。
