The Noun Clause
1. Whosoever will may come.
2. That wise men may err is certain.
3. Sow he succeeded is still a mystery.
4. Tell me what you intend to do.
5. We know that he is worthy of such a deed.
6. He believed that the time had come.
7. The Puritans were sincere in what they professed.
8. His desire was that he might succeed without effort.
9. Dreams are not what men are made of
10. It is hoped that he has succeeded.
11. It is uncertain what changed his mind.
12. It is true that the way of the transgressor is hard.
13. The belief, that the child had been kidnapped, soon prevailed.
The noun clause is used as:
2. An object of a verb.
3. An object of a preposition.
4. A predicate noun.
5. The complement of a verb.
6. An appositive.
In all cases it performs the office of a noun.