The use of bioweapons is prohibited by international law.

Social justice means that all people are treated equally.

Amahare is my best friend.

Her everyday life is very busy.

We have a responsibility to protect the biodiversity of the Earth.

He, a music college student, is very good at playing the piano.

There is a beautiful Ilex aquifolium planted in my garden.

Ilex aquifolium is a plant that bears red berries during winter.

There is a necessity for his participation in the success of this project.

She is struggling to understand the perfect tense in English.