Oxygen plays a important role in maintaining live.

Most of the houses on the street was built in the previous century.

She did not know where most of the people in the conference was from.

Both Mr. and Mrs. Smith are explaining the children the rules of the game. 

Many young people lack skills, good education, and financial to settle in the urban areas where many jobs are found.

I had my motorbike repair yesterday but now it still doesn’t work.

A child of noble birth, his name was famous among the children in that school.