他来吗?

Is he going to come?

难道不是吗?

is it not so

有这种可能吗?

is this a possibility?

你找我有事吗?

do you have something to ask me?

这件事吗，其实不能怪他。

As for this matter, actually you shouldn't blame him.

煤吗，能省就该省点。

Coal, of course, should be saved as much as possible.

局势吗，并不那么严重。

This situation, actually, is really not that serious.