That was when twenty-five students in a class taught by Thomas Zurbuchen first talked about the idea.

VOA: special.2009.02.16

Then the art teacher remembered one warm afternoon when Paul had fallen asleep in his class.

VOA: special.2009.04.04

She first learned about HeLa cells in a biology class when she was sixteen years old.

VOA: special.2010.07.21

He would try to explain it this way when students asked for a top grade just for studying hard in chemistry class: What if a baseball player came to spring training and worked harder than all the others, but still could not play well.

VOA: special.2009.03.12

The idea was to create a World Class Manufacturing facility, like in the 1990s, when car production was high.

VOA: standard.2010.07.29

So when you talk to class four, he says,then it is difficult to teach the little kids in class one.

VOA: standard.2010.02.25

Many in the country's urban elite and middle class routinely use such insults when referring to rural residents.

VOA: standard.2010.05.25

Our class,in fact, is just before lunch time, and I'm happy to say that when they do my class, they don't need lunch any more because they eat what they make."

VOA: standard.2010.05.14