And unplanned human activities have proved the idea of top-down control by top predators to be true.

But he argued that this did not prove parental involvement was the root cause of that success.

But here, too, Anderson notes that no studies have proved it.

But Shelly-Ann was to prove that she was anything but a one-hit wonder.

Experience proved that the rule works.

For football and basketball, adding talented players to a team proves a good method, but only up to the point where 70% of the players are top talent; above that level, the team's performance begins to decline.

Get the technology that has proven to help the most demanding customers.

Her father Peter, 44, wantS her to give up school to model full-time, but Sarah, who has taken part in shows along with top models wants to prove that she has brains as well as beauty she is determined to carry on with her education.

However, the railway quickly proved to be a great success and within six months, more than 25, 000 people were using it every day.

I want to prove that I can teach myself a respectful profession, without going to college, and be just as good as, if not better than, my competitors.

I woke up sweating and nervous, but ready to prove something to myself.

In order to stay she's had to prove her language skills by taking a test which requires her to write a postcard to an imaginary friend.

It had white-painted tunnels and bright red carriages, and proved extremely popular with the public.

It just proves there are honest guys out there.

Lead poisonous has proved more difficult to deal with.

The instrumental support of taking on a fitness journey with others proves more effective than going to the gym alone.

Not a single day has been wasted, though I can never tell when knowing the population of Nepal might prove useful.

Peter mcnaught, operations director at London underground, said: \It may not seem right that you can go quicker by standing still, but our experiments at holborn have proved that it can be true.\

Researchers have discovered that \night milk\ contains more melatonin, which has been proven to help people feel sleepy and reduce anxiety.

Scientists have advanced many theories about why human beings cry tears, none of which has been proved.

The Adelmans' programme proves biased as the roles of characters are maximized.

Their efforts have been proven fruitful.

We regarded this as a chance to prove the human spirit.

Whether residents felt involved in the decision to move and how long they had lived there also proved significant.

Though it helps for children to investigate care facilities, involving their parents in the decision-making process may prove very important.

Pre-K advocates insist it is proven and will succeed if integrated with the rest of the child's schooling.

Personality characteristics that prove advantageous actually vary with times.

Increasing water shortages prove to be the biggest obstacle to boosting the world's grain production.

The practice of taxing alcohol and tobacco has proved both popular and profitable.

It has proved to be key to McDonald's business success.

For instance, Benjamin Franklin used a kite to prove that lightning is electricity.

They prove to be a good alternative to petroleum.

It proves profitable to both sides.

The crisis will prove hugely disruptive (破坏性的), however.

In a New York Times article, Sam Boakye – the only black student on his freshman year floor -said that if you're surrounded by whites, you have something to prove.

Meditation may prove to be a good form of psychotherapy.

They wanted to prove they were as capable as boys.

Wearing the wrong glasses, however, can prove harmful.

There are many commonly held beliefs about eye glasses and eyesight that are not proven facts.

He has proved to be a better reader than the woman.

He wanted to set the standard for beauty in classical and mode cooling, and prove to the distant future that the French chefs of the 19th century were the most famous in the world, as he wrote in his papers.

Instead, topping the list of reasons, about four-in-ten Americans point to a double standard for women seeking to climb to the highest levels of either politics or business, where they have to do more than their male counterparts to prove themselves.

More research is needed to prove that breakfast is related to weight loss or food intake.

The experiment was a grand success and Talleyrand's association with French nobility would prove a profitable connection for Careme.

The lessons prove valuable outside the classroom as well.

What the designers of American sportswear proved was that fashion is a genuine design art, answering to the demanding needs of service.

Pricing carbon proves the most economical way to reduce greenhouse gas emissions.

Higher fossil fuel prices prove to be conducive to innovation and application of cleaner technologyIf fossil fuel prices remain low for a long time, it may lead to higher emissions of greenhouse gases.

That would be true only if you believed that patients should have an unrestrained right to treatments proven to be inferior.

Sustainable management of ecosystems will prove rewarding in the long run.

Malpractice awards do drive up insurance premiums for doctors in high-risk specialties, and there is some evidence that doctors engage in defensive medicine by performing tests and treatments primarily to prove they are not negligent should they get sued.

It proves the advantage of TV advertising.

It is difficult to find solid evidence to prove environmental friendliness generates more profits than exploiting the natural environment.

Congress needs to find the courage to allow Medicare to pay preferentially for treatments proven to be superior.

While yoga and meditation ( ' , 静思 ) are scientifically proven to reduce stress levels, these programs do little to target the root causes of burnout and disengagement.

It will prove to be a profitable business.

But Google's book-scanning project is proving controversial.

It is these commercial provisions that are proving the settlement's most controversial aspect

White's experience is what many psychologists had expected - that Obama would prove to be a powerful role model for African Americans.

We suspect they felt inspired and energised by his victory, so the stereotype threat wouldn't prove a distraction,\ says Friedman

This experiment certainly does not definitely prove that girls start to reason before boys, but it provides a clue that scientists would like to study more carefully.

The change cut their expenditures in half, but the new living arrangement proved too challenging.

To prove that she could earn her living as a gardener.

To prove that she was really irritated with her husband

Hope has proven a powerful predictor of outcome in every study we've done so far,'said Doctor Charles R. Snyder, a psychologist, who has devised a scale to assess how much hope a person has.

After becoming president of Purdue University in 2013, mitch Daniels asked the faculty to prove that their students have actually achieved one of higher education's most important goals: critical thinking skills.

Even the Harvard study did not prove a direct correlation but noted strong associations between exposure and risk of behavioral issues.

In response to past critics, Twenge and her co-researchers stress they are not trying to prove that the use of digital devices reduces young people's well-being.

Malpractice awards do drive up insurance premiums for doctors in high-risk specialties, and there is some evidence that doctors engage in \defensive medicine\ by performing tests and treatments primarily to prove they are not negligent should they get sue

This does not prove causality, but is consistent with it.

If people in the network just two degrees removed from the initial influential prove resistant,for example from the initial influential prove resistant,for example the cascade of change won’t propagate very far or affect many people.

All in all, this clearly seems to be a market in which big retailers could profitably apply their gigantic scale, existing infrastructure, and proven skills in the management of product ranges, logistics, and marketing intelligence.

David Graddol concludes that monoglot English graduates face a bleak economic future as qualified multilingual youngsters from other countries are proving to have a competitive advantage over their British counterparts in global companies and organizations.

After all, it was rumored that smoking caused cancer for years before the evidence was found to prove a connection.

France's planned tax is a clear warning: Unless a broad consensus can be reached on reforming the international tax system, other nations are likely to follow suit, and American companies will face a cascade of different taxes from dozens of nations that

If people in the network just two degrees removed from the initial influential prove resistant, for example, the cascade of change won't propagate very far or affect many people.