He has undertaken several unusual efforts in the current drive.

Certainly, no one undertakes such an effort for business reasons alone.

But companies have plenty of reasons to be reluctant to undertake such an effort.

"Those that wish to qualify will have to undertake great efforts, as Germany has done in the past three years."

These countries undertook serious efforts to meet expectations, even though we often see that their political lives are divided.

Various researchers have undertaken efforts to examine the psychological effects of Internet use.

Art museums have undertaken similar efforts, but the numbers are hardly comparable.

It also continued to undertake strong efforts to raise awareness of human trafficking.

But that did not happen, and Council leaders are undertaking a last-minute effort to urge the public to vote no.

It is undertaking cooperative efforts to reduce emissions in developing countries.