I immediately instituted an inquiry to ascertain the facts in the case.

One needed also to know the precise time, which was difficult to ascertain in foreign lands.

No attempt to ascertain whether there was, in fact a problem.

The scale of the problem is impossible to ascertain precisely in a country where everything has been destroyed.

She said his name as if to ascertain its taste in her mouth.

He wanted to ascertain the measure of her faith in him, and within the week each was answered.

He would ascertain the truth in due course, if he could.

The authors' research was primarily to ascertain the extent and type of use in the classroom.

If the Commission could investigate further, it would ascertain huge differences in the service provided.

Well, he would ascertain the facts in due course.