Through this chemical reaction, monomers polymerize to form polymers.

My room is twenty-five square meters.

During the war, he continued to support his family on the home front.

He is fifty years old and still full of energy.

Doublet is an important concept in linguistics.

My birthday is on the fifteenth.

He injured his intercostal during a soccer match.

I visited the historical town, Rokugō.

I have my birthday in June.

I wake up at six o'clock every day.