Fundamental knowledge of mathematics is necessary for daily life.

He is active as a member of the House of Lords.

His recovery was miraculous.

He goes to the gym regularly.

His attitude was threatening, and I became scared.

He twisted the paper to make a straw.

He is an expert in electronics.

Molybdenum is an important element in the production of steel.

Electromagnetism is a part of physics that studies the interaction between electricity and magnetism.

I commute by train every day.