We are concerned about that.
We are concerned about that.
We feel a sense of danger in this situation.
It was not a problem for us.
Because we are very worried about that.
We are in agreement on this subject.
We are emphasizing some concerns about that.
We should face up to this issue.
We didn't anticipate this kind of thing happening.
We will fall in to a crisis without that.
We have to think about this problem in the future too.
We will break through this situation.
We're getting nowhere with those problems.