APEC leaders said Sunday that it is unrealistic to expect a full and legally enforceable agreement to be negotiated by then.

VOA: special.2009.11.21

Today,the solution to the problem is so common that it is difficult to understand that there was a problem at all.

VOA: special.2010.07.14

Jane Goodall has said that it is often easy to feel upset about the destruction of the natural world.

VOA: special.2009.11.18

The chairs tilt back so that it is easy to look up and watch a movie projected on the ceiling.

VOA: special.2009.03.11

However,the husband may decide that it is best to leave things alone and not create more problems.

VOA: special.2010.05.30

But she says the most important thing about jazz is that it is about right now.

VOA: special.2010.04.09

Yet writers recognize that it is impossible to put human meaning in such a place.

VOA: special.2009.10.07

So it is not surprising that it is called The Entertainment Capital of the World.

VOA: special.2011.07.24

The circus has been popular for so long that it is not surprising that words and expressions connected with it are part of everyday speech.

VOA: special.2009.01.11

And they say that it is likely that two species are probably gone forever.

VOA: special.2009.12.16

Farmers know that it is necessary to make hay while the sun shines.

VOA: special.2010.01.31

PRESIDENT OBAMA: "I think Afghanistan is still winnable, in the sense of our ability to ensure that it is not a launching pad for attacks against North America.

VOA: special.2009.02.21

They will tell you that it is a jungle out there.

VOA: special.2010.05.16

But scientists found that it is not just what they ate.

VOA: special.2010.06.04