It was a huge undertaking, and what started as a job soon became a way of life.

Though on its face it seems a simple idea, in practice the change would be a huge undertaking.

The agreement is only a first step in a huge undertaking.

The project turned out to be "a huge undertaking," he said.

Changing it would be a huge undertaking, which almost no one wants.

This is going to be a huge undertaking to pull off.

Those who worked on the project described the effort as a huge undertaking.

Developing a national high speed network is a huge undertaking.

"These are huge undertakings, which take a long time to complete," she said.

And four films like this, he said, are a huge undertaking.