That is my personal issue.

We are going on a trip together.

I lost my precious belongings.

It is important to understand the importance of health.

No problem, I will do that job.

That proposal is completely unthinkable.

As a practical question, how are we going to fund this project?

This exam is a matter of life or death for me.

He is viewing that situation as a serious problem.

He views that situation as a problem.