It doesn’t matter to me ______ I miss my train, because there’s another one later.[ ]

Was he sorry for what he had done— ___________.

Today she looks . Look! She is looking at his son.

You must use heaters very carefully as they can easily ______ objects on fire if you are careless. [ ]

The engineers are so busy that they have zero time for outdoor sports activities, ________they have the interest.