In this experiment, we will use an indicator to observe the reaction between acids and bases.

After taking the cold medicine, my cold symptoms improved immediately.

After taking the cold medicine, my cold symptoms improved immediately.

After taking the cold medicine, I immediately felt better.

In Buddhism, yaksha is revered as a guardian deity.

This placebo is made so intricately that it's indistinguishable from real medicine.

I learned about the Klein bottle in math class.

He is learning Ancient Greek language.

I'm thinking about how to move the gold general in shogi.

She is good at playing the koto.