Sentence examples for been concentrating for from inspiring English sources
I barely heard her, slumped in my chair and suddenly aware of how hard I had been concentrating for the past forty-five minutes.
Having developed a wide-ranging repertory over the years, the Belcea Quartet has been concentrating for the last year and a half almost exclusively on Beethoven.
"Applied mathematics had been concentrating for a century on phenomena which were smooth, but many things were not like that: the more you blew them up with a microscope the more complexity you found," said David Mumford, a professor of mathematics at Brown University.
If America's biggest cities, where job growth has been concentrating for years, can't offer anything beyond check-to-check living, the entire country is sleepwalking into a crisis. .
If America's biggest cities, where job growth has been concentrating for years, can't offer anything beyond check-to-check living, the entire country is sleepwalking into a crisis.
It follows a week in which fears spread beyond the five nations where they have been concentrated for more than a year to nations perceived as safe.
It has dangerously widened a conflict that has been concentrated for the past four years in the western region of Darfur, where as many as 300,000 people may have died.
Such research has been concentrated for the most part in the US and Europe, with very little being conducted in Australia.
Indeed, doctors in Mexico have been concentrated for many years in urban areas, yet these areas also show high underemployment and unemployment rates.
I have never had the courage to test exactly how little you need to be concentrating for this to be necessary.
