A century ago, the resource in question was oil.

A son of immigrants, Chris stared learning English a little over three years ago.

A tool developed just a couple of years ago by a young farmer, Jonathan Dysinger, in Tennessee, with a small loan from a local slow money group.

A year ago, when I was awaiting to hear the results of my college applications, I often went to websites for some type of insider look on what college would be like.

Almost a month ago, he bought popular word game that used little pieces of wood with different letters on them.

Boy, news travels fast around here! I only got the orders a couple of hours ago.

Charles darwin, over 150 years ago, imagined a world far busier, noisier and more intimate (亲密的) than the world we can see and hear.

Fifteen years ago, I took a summer vacation in lecce in southern italy.

Five years ago, when I taught art at a school in seattle, I used tinkertoys as a test at the beginning of a term to find out something about my students.

He bought a smartphone a couple of months ago and he took it on our recent ski vacation to Colorado.

I go back years ago, when we lived in a three-room house, when we got up before daylight and worked till after dark to make ends meet.

I got here a few days ago, on Saturday...oh, no, wait a minute...sorry, Friday, not Saturday.

I have not tried reading my newspaper out loud on a train, but, several years ago, I read some chapters from Harry porter to my bored and noisy children.

I last saw him a few months ago.

I learned this lesson from an experience many years ago.

I was able to buy it a little over a year ago because I had my relatives give me money for my birthday instead of clothes that wouldn't fit.

If anyone had told me three years ago that I would be spending most of my weekends camping.

If the copyright date of your current dictionary shows that it was published five or more years ago, consider investing in a more recent edition.

It is a truly delightful place, which looks the same as it must have done 100 years ago with its winding streets and pretty cottages.

It was made around 40 years ago.

It was on the desk with my book a moment ago.

Long-ago builders could have attached wooden poles to the stones and rolled them across the sand, the scientists say.

Measles, which once killed 450 children each year and disabled even more, was nearly wiped out in the united states 14 years ago by the universal use of the MMR vaccine.

My goal was to lose 150 pounds in one year and raise $50,000 in support of a movement founded 30 years ago to end hunger.

Not so long ago, most people didn't know who Shelly-Ann Fraser-Pryce was going to become.

On one of her trips to New York several years ago, Eudora Welty decided to take a couple of New York friends out to dinner.

Ordered over a week ago, the books are expected to arrive any time now.

Several years ago I received a letter from seventeen-year-old kerry, who described herself as a world-class fault-finder, almost always bothered by things.

Some 2, 500 years ago Greece discovered freedom.

Some language experts believe that 10000 years ago, when the world had just five to ten million people, they spoke perhaps 1200 languages between them.

The last time we met them was at our wedding three years ago.

The model T Ford was built at the piquette plant in Michigan a century ago, with the first rolling off the assembly line on september 27, 1908.

The same surveys also indicate that the rate of parental involvement is greater today than it was a generation ago.

This is compared to half of students who had looked for a job by this time two years ago.

Three weeks ago, I witnessed a small near-disaster a few miles west of here.

Three years ago, schools in edina, minnesota, changed the start time from 7:25 am to 8:30 am.

Thus humans who lived a million years ago, despite their big brains and sharp stone tools, lived in constant fear of meat-eating animals.

Twenty-five years ago, there were hardly any education programs for environment.

Two years ago, while cathy was watching the Olympics, a dream came into her sweet little head—to be a swimmer.

Up to two children under ago five may travel free with a paying customer.

Years ago, a critical event occurred in my life that would change it forever.

Years ago, I was asked to write 102 essays on the great ideas of some famous authors.

You bought it from us on May 1st, only three weeks ago.

What Barth wrote decades ago is even truer today.

Several years ago, she became interested in eggs and learned the traditional Ukrainian technique to draw her very modern characters.

Most roads, bridges, transit, water systems, the electric grid, and communications networks were installed 50 to 100 years ago, and they are largely taken for granted until they fail.

In fact, there is almost no hard evidence for midlife crisis other than a few small pilot studies conducted decades ago, Barbara Hagerty writes in her new book, Life Reimagined.

Wild carrots probably evolved with the other flowering plants about 360 million years ago.

The philosophy professor says it is as relevant today as when it was first written many centuries ago.

The federal Head Start program, launched 50 years ago, has served more than 30 million children.

The secret to eating less and being happy about it may have been cracked years ago—by McDonald's.

The idea of gamification was practiced by some businesses more than a century ago.

But the word gamification and the widespread, conscious application of the concept only began in earnest about five years ago, Werbach says.

Supermarkets offer more variety than ever, and there are over four times as many farmers' markets in the U.S. as there were 20 years ago.

Should a woman who possessed a small amount of drugs years ago be permanently unable to be licensed as a nurse?These laws are also counterproductive, since they make it harder for people with criminal records to find housing or land a job, two key factors that reduce backsliding.

In fact, they’ve been in use for centuries.25 centuries ago, kites were well-known in China.

Peering into the future G) The sharing economy is a little like online shopping, which started in America 15 years ago

He owned a small retail business in Michigan years ago.

She was injured in a car accident two weeks ago and still in critical condition.

He lost his mother two weeks ago

In fact, there is almost no hard evidence for midlife crisis other than a few small pilot studies conducted decades ago, Barbara Hagerty writes in her new book, life Reimagined.

A few months ago, I was down with a terrible cold which ended in a persistent bad cough.

A message in a bottle sent out to sea by a New Hampshire man more than five decades ago was found 1500 miles away and has been returned to his daughter.

A new study finds that McDonald's posted its slowest drive-through times since this survey was first conducted 15 years ago.

About 15 years ago, I was invited to join a knitting group.

Barley was an unexpected find: the crop was domesticated in Western Eurasia and didn't become a staple food in central China until about 2,000 years ago, according to the researchers.Based on that timing, they indicate barley may have 34 arrived in the re

Barley was an unexpected find: the crop was domesticated in Western Eurasia and didn't become a staple food in central China until about 2,000 years ago, according to the researchers.

But in his short lifetime, which ended exactly 184 years ago today, he would forever revolutionize French gourmet food (美食), write best-selling cook books and think up magical dishes for royals and other important people.

But the word gamification and the widespread, conscious application of the concept only began in earnest about five years ago, Werbach says.

More than 1,000 years ago, they made three important geographical discoveries.

Police frequent the area day and night, as two months ago, a young man was shot just down the street.

Should a woman who possessed a small amount of drugs years ago be permanently unable to be licensed as a nurse?

So it may seem rather strange that I have returned to college to finish the degree I left undone some four decades ago.

That's about 10 seconds more than the industry average — and a lot slower than a decade ago, according to the study, which was commissioned by QSR, an industry trade publication.

That's the conclusion of a new study that finds that Earth's oceans now 26 absorb heat at twice the rate they did 18 years ago.

The amount of nicotine that's delivered in every cigarette is 10 percent higher than it was six years ago, which means that it's easier to get hooked and harder to quit.

The Maker Movement is rediscovering learning by doing, which is Dewey's phrase from 100 years ago.

The properly-named startup Morning-After Maids, was launched about a month ago in Auckland by roommates Rebecca Foley and Catherine Arthurs.

We went there about ten years ago for our honeymoon.

When Ted Komada started teaching 14 years ago at killip elementary, he didn't know how to manage a classroom and was struggling to connect with students.

While the public sees greater workplace equality between men and women now than it did 20-30 years ago, most believe more change is needed.

Years ago, the government made money by selling public lands, but most of the best public lands have now been sold.

Another influential feeder for advanced-math students is an online school called Art of Problem Solving, which began about 13 years ago and now has 15,000 users.

And the reality is that antibiotics have been responsible for saving millions of lives since penicillin, one of the earliest antibiotics, was first used on a clinical basis 70 years ago.

The protection and improvement of the human environment is a major issue which affects the well-being of peoples and economic development throughout the world, read the final declaration from this gathering, the first of a sequence which would lead to the Rio de Janeiro Earth Summit in 1992 and the World Development Summit in Johannesburg three years ago.

Nearly a decade ago it was predicted that viewers of Friends, a popular situation comedy, would soon be able to purchase a sweater like Jennifer Aniston's with a few taps on their remote control.

How much is today's spirit of harmony a change from our more turbulent past? A mere generation ago, parentchild relations were described as the generation gap.

Gregg Rosen lost his job as a sales  nearly three years ago and is still unemployed.

More than 100 years ago, American sociologist W.

And if you suspected that the workplace had gotten more stressful than it was just a few decades ago, you're right.

One hundred years ago, Colored was the typical way of referring to Americans of African descent.

More than a decade ago, cognitive scientists John Bransford and Daniel Schwartz, both then at Vanderbilt University, found that what distinguished young adults from children was not the ability to retain facts or apply prior knowledge to a new situation but a quality they called preparation for future learning.

I became aware of the trials of career-focused European woman a few years ago when I met a post-doctoral student from Germany who was then a visiting fellow at Johns Hopkins.

Writing was only invented 5,500 years ago

There was a time not long ago when new science Ph.

Writer friends of mine pay good money to get the Freedom software that enables them to disable the very Internet connections that seemed so emancipating not long ago.

The last time I was in the hermitage, three months ago

The graduation rate among 25- to 34-year-olds is no better than the rate for the 55- to 64-year-olds who were going to college more than 30 years ago.

Picture a typical MBA lecture theatre twenty years ago

I've been looking for a suitable place since I got here six months ago.

He was kidnapped eight months ago.

\The protection and improvement of the human environment is a major issue which affects the well-being of peoples and economic development throughout the world,\ read the final declaration from this gathering, the first of a sequence which would lead to t

A decade ago, this island's ecosystem was in chaos.

A mere generation ago, parent-child relations were described as \the generation gap\.

And if you suspected that the workplace had gotten more stressful than it was just a few decades ago, you're right.

Barrett wanted to find out if the absence of physical currency does indeed cause a person to spend more, so she decided to conduct an experiment a few months ago.

Even five years ago most people faced a choice.

Gregg Rosen lost his job as a sales nearly three years ago and is still unemployed.

However, the last such increase in temperature took place two years ago.

I just got the idea a few months ago after posting some holiday photos on my social media accounts.

Let's face it, it wasn't too long ago that the idea of working from anywhere and at anytime was some form of a distant utopian dream,and yet now we can perform almost any office-based task from any location in the world as long as we have access to the in

More than a decade ago, cognitive scientists John Bransford and Daniel Schwartz, both then at Vanderbilt University, found that what distinguished young adults from children was not the ability to retain facts or apply prior knowledge to a new situation b

Nearly a decade ago it was predicted that viewers of \Friends\, a popular situation comedy, would soon be able to purchase a sweater like Jennifer Aniston's with a few taps on their remote control.

nine decades ago, leading economists predicted that technological advances and rising productivity would mean that would be working a 15-hour week.

Not so long ago, people would have turned up their noses at that kind of dedication to the job.

One hundred years ago, \Colored\ was the typical way of referring to Americans of African descent .

Our species originated around 200,000 years ago and underwent tremendous diversification culturally, technologically, linguistically, artistically for 130,000 years.

Several years ago when my grandparents were well into their eighties, they were faced with the reality of no longer being able to adequately care for themselves.

This is more than twice the level of two decades ago.

Twenty years ago, the Urban Land Institute defined the two types of cities that dominated the US landscape: smaller cities that operated around standard 9-5 business hours and large metropolitan areas that ran all 24 hours of the day.

We can make a very good estimate from the fossil record that humans probably evolved naked skin around a million and a half years ago and meanwhile they mostly lost their coat of fur.

What we see today is the product of evolutionary events resulting from the dispersal of a few human populations out of Africa around 60, 000 to 70, 000 years ago.

When I re-entered the full-time workforce a few years ago after a decade of solitary self-employment, there was one thing I was looking forward to the most: the opportunity to have work friends once again.