How to pronounce“ascertain”in English

ascertain from somebody, but it's usually with certain positions.

ascertain anything about him? Did he say anything? Do do we know any of those

ascertain exactly what the Trump administration's goals in Iran actually are.

ascertained itself as a kind of historical trauma uh you know we've seen how martial law was imposed throughout the entire South region uh when the

to ascertain whether the health outcome is systemic, avoidable, and unjust.

to ascertain if their views align with the the US's national interest and to ascertain whether they are a threat to their national security.

It was difficult to ascertain.