You are about to undertake a mission with some risk.

Our lives are on the line every time we undertake a mission.

"Who but himself would have dared to undertake such a mission?"

"Would you be willing to undertake a mission involving great personal risk?"

Through their work, they became pretty good friends and undertook several missions together.

"On the contrary, it is my job as security chief to undertake a mission of this nature."

You're to be admired for undertaking such a dangerous mission.

After the success of this project the organization changed to its current name and undertook a broader mission.

At the time she was the third Japanese submarine to undertake such a mission.

He had been chosen to undertake a mission to tell the world the truth of life eternal.