She decided to have plastic surgery to gain confidence.

He regrets his rash actions.

His rash actions caused a big problem.

You can use a spectrometer to examine the composition of a substance.

This beautiful stone is called chrysocolla, characterized by its vibrant turquoise color.

He was arrested for a minor offense.

He is majoring in statistics.

I measured the current using an ammeter.

He drew a decagon shape.

He was drawing an enneagon shape.