Choose the best answer that can be made from the cues given.

As soon as/ the eldest/ fifteen, she/ allowed/ rise/ the surface/ the ocean.

Children should be reminded of their ancestors by their parents. (necessary)

=> It is

their ancestors by their parents.

He is not always well-behaved to me although he is my younger brother. (However)

=> He

.

It is compulsory for students to wear student identity cards on the exam day. (obliged)

=> Students

student identity cards on the exam day.

When entering the worship areas, people have to keep silent or speak very softly. (allowed)

=> People

when they keep silent and speak.

You must know about your country’s history and culture to be proud of that. (essential)

=> It

your country’s history and culture to be proud of that.