You need to use your head to solve this problem.

We have a reserve fund for emergencies.

That shop is still in preparation.

You need to be mentally prepared before the exam.

He lost everything.

She is planning a date with her current boyfriend.

My boyfriend gave me a gift.

Everyone was surprised by the news.

He likes to take a walk in the park at dusk.

We should always remember the power of Kannon in difficult times.