My boyfriend gave me a gift.

Everyone was surprised by the news.

Creating a new recipe is a series of trial and error.

He repeated trial and error to create a new recipe.

This movie has many anachronisms, and it feels strange from a modern perspective.

That movie contained many anachronistic elements.

Once you tell a lie, you lose trust.

He solved complex mathematical problems using his new calculator.

I am working using a spreadsheet software.

His calculating nature sometimes causes problems.