lessons that appear on an electronic blackboard, and range from basic addition and advanced calculus to science and finance.

VOA: standard.2010.03.26

It's been part of our human evolution. And it goes from very basic to extremely baroque things.

VOA: special.2009.09.09

In Islam,the basic idea is that you should not make money from money itself.

VOA: special.2009.12.11

Johnson cites the Central African Republic as one country where children suffer from instability and lack of basic services.

VOA: standard.2010.02.04

Some people have lost their jobs and can no longer perform basic functions, such as driving due to bad outcomes from LASIK.

VOA: standard.2010.03.03

Does it mean it's not doable? I believe it is doable, but it requires some basic changes, both from the Afghan government and from the international community."

VOA: standard.2009.10.23

But the High Commissioner for Refugees says the capital is far from safe and the lack of basic services and shelter is making life difficult for many returning families.

VOA: standard.2009.04.17