Her cat's forehead is very small.

He is known as an expert in Oriental studies.

He is an expert in pomology and is researching the cultivation methods of many fruits.

Chemical pollution has a serious impact on the health of the Earth.

He is hoping that his salary will be increased.

He negotiated with his boss for a raise in salary.

He is asking for a reduction in taxes.

He is thinking of tax-saving measures to reduce his taxes.

The school rules of this school are strict.

Photochemistry is a branch of chemistry that studies chemical reactions affected by light.