Tyrosine is one of the important amino acids.

He has many Taiwanese friends.

His body shape is very good.

He goes to the gym every day to train his body.

In geology, the continental slope refers to the point where the seabed becomes steeply deep.

The fetus grows in the uterus.

My younger brother is diligently practicing Taekwondo every day.

Physical education is my favorite class.

I am planning to go to the American embassy tomorrow.

This plastic is made from a special polymer.